{"id":5304,"date":"2021-12-22T22:16:29","date_gmt":"2021-12-22T14:16:29","guid":{"rendered":"https:\/\/www.xttblog.com\/?p=5304"},"modified":"2021-12-22T22:16:29","modified_gmt":"2021-12-22T14:16:29","slug":"%e6%9e%b6%e6%9e%84%e8%ae%be%e8%ae%a1%e5%88%86%e5%b8%83%e5%bc%8f%e6%95%b0%e6%8d%ae%e7%bb%93%e6%9e%84%e4%b8%8e%e7%ae%97%e6%b3%95%e9%9d%a2%e8%af%95%e9%a2%98%ef%bc%882022%e6%9c%80%e6%96%b0","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=5304","title":{"rendered":"\u67b6\u6784\u8bbe\u8ba1&\u5206\u5e03\u5f0f&\u6570\u636e\u7ed3\u6784\u4e0e\u7b97\u6cd5\u9762\u8bd5\u9898\uff082022\u6700\u65b0\u7248\uff09"},"content":{"rendered":"\n

\u67b6\u6784\u8bbe\u8ba1<\/h2>\n\n\n\n

\u8bf7\u5217\u4e3e\u51fa\u5728JDK\u4e2d\u51e0\u4e2a\u5e38\u7528\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff1f<\/h3>\n\n\n\n

\u5355\u4f8b\u6a21\u5f0f\uff08Singleton pattern\uff09\u7528\u4e8eRuntime\uff0cCalendar\u548c\u5176\u4ed6\u7684\u4e00\u4e9b\u7c7b\u4e2d\u3002\u5de5\u5382\u6a21\u5f0f\uff08Factory pattern\uff09\u88ab\u7528\u4e8e\u5404\u79cd\u4e0d\u53ef\u53d8\u7684\u7c7b\u5982 Boolean\uff0c\u50cfBoolean.valueOf\uff0c\u89c2\u5bdf\u8005\u6a21\u5f0f\uff08Observer pattern\uff09\u88ab\u7528\u4e8e Swing \u548c\u5f88\u591a\u7684\u4e8b\u4ef6\u76d1\u542c\u4e2d\u3002\u88c5\u9970\u5668\u8bbe\u8ba1\u6a21\u5f0f\uff08Decorator design pattern\uff09\u88ab\u7528\u4e8e\u591a\u4e2a Java IO \u7c7b\u4e2d\u3002<\/p>\n\n\n\n

\u4ec0\u4e48\u662f\u8bbe\u8ba1\u6a21\u5f0f\uff1f\u4f60\u662f\u5426\u5728\u4f60\u7684\u4ee3\u7801\u91cc\u9762\u4f7f\u7528\u8fc7\u4efb\u4f55\u8bbe\u8ba1\u6a21\u5f0f\uff1f<\/h3>\n\n\n\n

\u8bbe\u8ba1\u6a21\u5f0f\u662f\u8f6f\u4ef6\u5f00\u53d1\u4eba\u5458\u5728\u8f6f\u4ef6\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u9762\u4e34\u7684\u4e00\u822c\u95ee\u9898\u7684\u89e3\u51b3\u65b9\u6848\u3002\u8fd9\u4e9b\u89e3\u51b3\u65b9\u6848\u662f\u4f17\u591a\u8f6f\u4ef6\u5f00\u53d1\u4eba\u5458\u7ecf\u8fc7\u76f8\u5f53\u957f\u7684\u4e00\u6bb5\u65f6\u95f4\u7684\u8bd5\u9a8c\u548c\u9519\u8bef\u603b\u7ed3\u51fa\u6765\u7684\u3002\u8bbe\u8ba1\u6a21\u5f0f\u662f\u4ee3\u7801\u53ef\u7528\u6027\u7684\u5ef6\u4f38<\/p>\n\n\n\n

\u8bbe\u8ba1\u6a21\u5f0f\u5206\u7c7b\uff1a\u521b\u5efa\u578b\u6a21\u5f0f\uff0c\u7ed3\u6784\u578b\u6a21\u5f0f\uff0c\u884c\u4e3a\u578b\u6a21\u5f0f<\/p>\n\n\n\n

\u9759\u6001\u4ee3\u7406\u3001JDK\u52a8\u6001\u4ee3\u7406\u4ee5\u53caCGLIB\u52a8\u6001\u4ee3\u7406<\/h3>\n\n\n\n

\u4ee3\u7406\u6a21\u5f0f\u662fjava\u4e2d\u6700\u5e38\u7528\u7684\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u4e00\uff0c\u5c24\u5176\u662f\u5728spring\u6846\u67b6\u4e2d\u5e7f\u6cdb\u5e94\u7528\u3002\u5bf9\u4e8ejava\u7684\u4ee3\u7406\u6a21\u5f0f\uff0c\u4e00\u822c\u53ef\u5206\u4e3a\uff1a\u9759\u6001\u4ee3\u7406\u3001\u52a8\u6001\u4ee3\u7406\u3001\u4ee5\u53caCGLIB\u5b9e\u73b0\u52a8\u6001\u4ee3\u7406\u3002<\/p>\n\n\n\n

\u5bf9\u4e8e\u4e0a\u8ff0\u4e09\u79cd\u4ee3\u7406\u6a21\u5f0f\uff0c\u5206\u522b\u8fdb\u884c\u8bf4\u660e\u3002<\/p>\n\n\n\n

\u9759\u6001\u4ee3\u7406<\/h4>\n\n\n\n

\u9759\u6001\u4ee3\u7406\u5176\u5b9e\u5c31\u662f\u5728\u7a0b\u5e8f\u8fd0\u884c\u4e4b\u524d\uff0c\u63d0\u524d\u5199\u597d\u88ab\u4ee3\u7406\u65b9\u6cd5\u7684\u4ee3\u7406\u7c7b\uff0c\u7f16\u8bd1\u540e\u8fd0\u884c\u3002\u5728\u7a0b\u5e8f\u8fd0\u884c\u4e4b\u524d\uff0cclass\u5df2\u7ecf\u5b58\u5728\u3002<\/p>\n\n\n\n

\u4e0b\u9762\u6211\u4eec\u5b9e\u73b0\u4e00\u4e2a\u9759\u6001\u4ee3\u7406demo:<\/p>\n\n\n\n

\"\u9759\u6001\u4ee3\u7406\"
\u9759\u6001\u4ee3\u7406<\/figcaption><\/figure><\/div>\n\n\n\n

\u5b9a\u4e49\u4e00\u4e2a\u63a5\u53e3Target<\/p>\n\n\n\n

package com.test.proxy;\n\npublic interface Target {\n\n    public String execute();\n}<\/code><\/pre>\n\n\n\n
TargetImpl \u5b9e\u73b0\u63a5\u53e3Target<\/p>\n\n\n\n
package com.test.proxy;\n\npublic class TargetImpl implements Target {\n\n    @Override\n    public String execute() {\n        System.out.println(\"TargetImpl execute\uff01\");\n        return \"execute\";\n    }\n}<\/code><\/pre>\n\n\n\n
\u4ee3\u7406\u7c7b<\/p>\n\n\n\n
package com.test.proxy;\n\npublic class Proxy implements Target{\n\n    private Target target;\n\n    public Proxy(Target target) {\n        this.target = target;\n    }\n\n    @Override\n    public String execute() {\n        System.out.println(\"perProcess\");\n        String result = this.target.execute();\n        System.out.println(\"postProcess\");\n        return result;\n    }\n}<\/code><\/pre>\n\n\n\n
\u6d4b\u8bd5\u7c7b:<\/p>\n\n\n\n
package com.test.proxy;\n\npublic class ProxyTest {\n\n    public static void main(String[] args) {\n\n        Target target = new TargetImpl();\n        Proxy p = new Proxy(target);\n        String result =  p.execute();\n        System.out.println(result);\n    }\n}<\/code><\/pre>\n\n\n\n
\u8fd0\u884c\u7ed3\u679c:<\/p>\n\n\n\n
perProcess\nTargetImpl execute\uff01\npostProcess\nexecute<\/code><\/pre>\n\n\n\n
\u9759\u6001\u4ee3\u7406\u9700\u8981\u9488\u5bf9\u88ab\u4ee3\u7406\u7684\u65b9\u6cd5\u63d0\u524d\u5199\u597d\u4ee3\u7406\u7c7b\uff0c\u5982\u679c\u88ab\u4ee3\u7406\u7684\u65b9\u6cd5\u975e\u5e38\u591a\u5219\u9700\u8981\u7f16\u5199\u5f88\u591a\u4ee3\u7801\uff0c\u56e0\u6b64\uff0c\u5bf9\u4e8e\u4e0a\u8ff0\u7f3a\u70b9\uff0c\u901a\u8fc7\u52a8\u6001\u4ee3\u7406\u7684\u65b9\u5f0f\u8fdb\u884c\u4e86\u5f25\u8865\u3002<\/p>\n\n\n\n
\u52a8\u6001\u4ee3\u7406<\/h4>\n\n\n\n
\u52a8\u6001\u4ee3\u7406\u4e3b\u8981\u662f\u901a\u8fc7\u53cd\u5c04\u673a\u5236\uff0c\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u751f\u6210\u6240\u9700\u4ee3\u7406\u7684class.<\/p>\n\n\n\n
\"\u52a8\u6001\u4ee3\u7406\"
\u52a8\u6001\u4ee3\u7406<\/figcaption><\/figure><\/div>\n\n\n\n
\u63a5\u53e3<\/p>\n\n\n\n
package com.test.dynamic;\n\npublic interface Target {\n\n    public String execute();\n}<\/code><\/pre>\n\n\n\n
\u5b9e\u73b0\u7c7b<\/p>\n\n\n\n
package com.test.dynamic;\n\npublic class TargetImpl implements Target {\n\n    @Override\n    public String execute() {\n        System.out.println(\"TargetImpl execute\uff01\");\n        return \"execute\";\n    }\n}<\/code><\/pre>\n\n\n\n
\u4ee3\u7406\u7c7b<\/p>\n\n\n\n
package com.test.dynamic;\n\nimport java.lang.reflect.InvocationHandler;\nimport java.lang.reflect.Method;\n\npublic class DynamicProxyHandler implements InvocationHandler{\n\n    private Target target;\n\n    public DynamicProxyHandler(Target target) {\n        this.target = target;\n    }\n\n    @Override\n    public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {\n        System.out.println(\"========before==========\");\n        Object result = method.invoke(target,args);\n        System.out.println(\"========after===========\");\n        return result;\n    }\n}<\/code><\/pre>\n\n\n\n
\u6d4b\u8bd5\u7c7b<\/p>\n\n\n\n
package com.test.dynamic;\n\nimport java.lang.reflect.Proxy;\n\npublic class DynamicProxyTest {\n\n    public static void main(String[] args) {\n        Target target = new TargetImpl();\n        DynamicProxyHandler handler = new DynamicProxyHandler(target);\n        Target proxySubject = (Target) Proxy.newProxyInstance(TargetImpl.class.getClassLoader(),TargetImpl.class.getInterfaces(),handler);\n        String result = proxySubject.execute();\n        System.out.println(result);\n    }\n}<\/code><\/pre>\n\n\n\n
\u8fd0\u884c\u7ed3\u679c\uff1a<\/p>\n\n\n\n
========before==========\nTargetImpl execute\uff01\n========after===========\nexecute<\/code><\/pre>\n\n\n\n
\u65e0\u8bba\u662f\u52a8\u6001\u4ee3\u7406\u8fd8\u662f\u9759\u6001\u5e26\u9886\uff0c\u90fd\u9700\u8981\u5b9a\u4e49\u63a5\u53e3\uff0c\u7136\u540e\u624d\u80fd\u5b9e\u73b0\u4ee3\u7406\u529f\u80fd\u3002\u8fd9\u540c\u6837\u5b58\u5728\u5c40\u9650\u6027\uff0c\u56e0\u6b64\uff0c\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u51fa\u73b0\u4e86\u7b2c\u4e09\u79cd\u4ee3\u7406\u65b9\u5f0f\uff1acglib\u4ee3\u7406\u3002<\/p>\n\n\n\n
cglib\u4ee3\u7406<\/h4>\n\n\n\n
CGLib\u91c7\u7528\u4e86\u975e\u5e38\u5e95\u5c42\u7684\u5b57\u8282\u7801\u6280\u672f\uff0c\u5176\u539f\u7406\u662f\u901a\u8fc7\u5b57\u8282\u7801\u6280\u672f\u4e3a\u4e00\u4e2a\u7c7b\u521b\u5efa\u5b50\u7c7b\uff0c\u5e76\u5728\u5b50\u7c7b\u4e2d\u91c7\u7528\u65b9\u6cd5\u62e6\u622a\u7684\u6280\u672f\u62e6\u622a\u6240\u6709\u7236\u7c7b\u65b9\u6cd5\u7684\u8c03\u7528\uff0c\u987a\u52bf\u7ec7\u5165\u6a2a\u5207\u903b\u8f91\u3002JDK\u52a8\u6001\u4ee3\u7406\u4e0eCGLib\u52a8\u6001\u4ee3\u7406\u5747\u662f\u5b9e\u73b0Spring AOP\u7684\u57fa\u7840\u3002<\/p>\n\n\n\n
\"cglib\u4ee3\u7406\"
cglib\u4ee3\u7406<\/figcaption><\/figure><\/div>\n\n\n\n
\u76ee\u6807\u7c7b<\/p>\n\n\n\n
package com.test.cglib;\n\npublic class Target {\n\n    public String execute() {\n        String message = \"-----------test------------\";\n        System.out.println(message);\n        return message;\n    }\n}<\/code><\/pre>\n\n\n\n
\u901a\u7528\u4ee3\u7406\u7c7b<\/p>\n\n\n\n
package com.test.cglib;\n\nimport net.sf.cglib.proxy.MethodInterceptor;\nimport net.sf.cglib.proxy.MethodProxy;\n\nimport java.lang.reflect.Method;\n\npublic class MyMethodInterceptor implements MethodInterceptor{\n\n    @Override\n    public Object intercept(Object obj, Method method, Object[] args, MethodProxy proxy) throws Throwable {\n        System.out.println(\">>>>MethodInterceptor start...\");\n        Object result = proxy.invokeSuper(obj,args);\n        System.out.println(\">>>>MethodInterceptor ending...\");\n        return \"result\";\n    }\n}<\/code><\/pre>\n\n\n\n
\u6d4b\u8bd5\u7c7b<\/p>\n\n\n\n
package com.test.cglib;\n\nimport net.sf.cglib.proxy.Enhancer;\n\npublic class CglibTest {\n\n    public static void main(String[] args) {\n        System.out.println(\"***************\");\n        Target target = new Target();\n        CglibTest test = new CglibTest();\n        Target proxyTarget = (Target) test.createProxy(Target.class);\n        String res = proxyTarget.execute();\n        System.out.println(res);\n    }\n\n    public Object createProxy(Class targetClass) {\n        Enhancer enhancer = new Enhancer();\n        enhancer.setSuperclass(targetClass);\n        enhancer.setCallback(new MyMethodInterceptor());\n        return enhancer.create();\n    }\n}<\/code><\/pre>\n\n\n\n
\u6267\u884c\u7ed3\u679c:<\/p>\n\n\n\n
***************\n>>>>MethodInterceptor start...\n-----------test------------\n>>>>MethodInterceptor ending...\nresult<\/code><\/pre>\n\n\n\n
\u4ee3\u7406\u5bf9\u8c61\u7684\u751f\u6210\u8fc7\u7a0b\u7531Enhancer\u7c7b\u5b9e\u73b0\uff0c\u5927\u6982\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n
  1. \u751f\u6210\u4ee3\u7406\u7c7bClass\u7684\u4e8c\u8fdb\u5236\u5b57\u8282\u7801\uff1b\n<\/li>
  2. \u901a\u8fc7Class.forName\u52a0\u8f7d\u4e8c\u8fdb\u5236\u5b57\u8282\u7801\uff0c\u751f\u6210Class\u5bf9\u8c61\uff1b\n<\/li>
  3. \u901a\u8fc7\u53cd\u5c04\u673a\u5236\u83b7\u53d6\u5b9e\u4f8b\u6784\u9020\uff0c\u5e76\u521d\u59cb\u5316\u4ee3\u7406\u7c7b\u5bf9\u8c61\u3002\n<\/li><\/ol>\n\n\n\n
    \u5355\u4f8b\u6a21\u5f0f<\/h3>\n\n\n\n
    \u5355\u4f8b\u6a21\u5f0f\uff08Singleton Pattern\uff09\u662f Java \u4e2d\u6700\u7b80\u5355\u7684\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u4e00\u3002\u8fd9\u79cd\u7c7b\u578b\u7684\u8bbe\u8ba1\u6a21\u5f0f\u5c5e\u4e8e\u521b\u5efa\u578b\u6a21\u5f0f\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u521b\u5efa\u5bf9\u8c61\u7684\u6700\u4f73\u65b9\u5f0f\u3002<\/p>\n\n\n\n
    \u300c\u610f\u56fe\u300d<\/strong>\uff1a\u4fdd\u8bc1\u4e00\u4e2a\u7c7b\u4ec5\u6709\u4e00\u4e2a\u5b9e\u4f8b\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e2a\u8bbf\u95ee\u5b83\u7684\u5168\u5c40\u8bbf\u95ee\u70b9\u3002<\/p>\n\n\n\n
    \u300c\u4e3b\u8981\u89e3\u51b3\u300d<\/strong>\uff1a\u4e00\u4e2a\u5168\u5c40\u4f7f\u7528\u7684\u7c7b\u9891\u7e41\u5730\u521b\u5efa\u4e0e\u9500\u6bc1\u3002<\/p>\n\n\n\n
    \u61d2\u6c49\u5f0f\uff0c\u7ebf\u7a0b\u5b89\u5168<\/p>\n\n\n\n
    \u300c\u4ee3\u7801\u5b9e\u4f8b\u300d<\/strong>\uff1a<\/p>\n\n\n\n
    public class Singleton2 {\n\n    private static Singleton2 instance;\n\n    private Singleton2() {}\n\n    public static synchronized Singleton2 getInstance() {\n        if (instance == null) {\n            instance = new Singleton2();\n        }\n\n        return instance;\n    }\n}<\/code><\/pre>\n\n\n\n
    \u997f\u6c49\u5f0f\uff0c\u7ebf\u7a0b\u5b89\u5168<\/p>\n\n\n\n
    \u300c\u4ee3\u7801\u5b9e\u4f8b\u300d<\/strong>\uff1a<\/p>\n\n\n\n
    public class Singleton3 {\n\n    private static Singleton3 instance = new Singleton3();\n\n    private Singleton3() {}\n\n    public static Singleton3 getInstance() {\n        return instance;\n    }\n} <\/code><\/pre>\n\n\n\n
    \u53cc\u68c0\u9501\/\u53cc\u91cd\u6821\u9a8c\u9501 + volatile\u5173\u952e\u5b57<\/p>\n\n\n\n
    \u300c\u4ee3\u7801\u5b9e\u4f8b\u300d<\/strong>\uff1a<\/p>\n\n\n\n
    public class Singleton7 {\n\n    private static volatile Singleton7 instance = null;\n\n    private Singleton7() {}\n\n    public static Singleton7 getInstance() {\n        if (instance == null) {\n            synchronized (Singleton7.class) {\n                if (instance == null) {\n                    instance = new Singleton7();\n                }\n            }\n        }\n\n        return instance;\n    }\n}<\/code><\/pre>\n\n\n\n
    \u5de5\u5382\u6a21\u5f0f<\/h3>\n\n\n\n
    \u5de5\u5382\u6a21\u5f0f\uff08Factory Pattern\uff09\u662f Java \u4e2d\u6700\u5e38\u7528\u7684\u8bbe\u8ba1\u6a21\u5f0f\u4e4b\u4e00\u3002\u8fd9\u79cd\u7c7b\u578b\u7684\u8bbe\u8ba1\u6a21\u5f0f\u5c5e\u4e8e\u521b\u5efa\u578b\u6a21\u5f0f\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u521b\u5efa\u5bf9\u8c61\u7684\u6700\u4f73\u65b9\u5f0f\u3002<\/p>\n\n\n\n
    \u300c\u610f\u56fe\u300d<\/strong>\uff1a\u5b9a\u4e49\u4e00\u4e2a\u521b\u5efa\u5bf9\u8c61\u7684\u63a5\u53e3\uff0c\u8ba9\u5176\u5b50\u7c7b\u81ea\u5df1\u51b3\u5b9a\u5b9e\u4f8b\u5316\u54ea\u4e00\u4e2a\u5de5\u5382\u7c7b\uff0c\u5de5\u5382\u6a21\u5f0f\u4f7f\u5176\u521b\u5efa\u8fc7\u7a0b\u5ef6\u8fdf\u5230\u5b50\u7c7b\u8fdb\u884c\u3002<\/p>\n\n\n\n
    \u300c\u4e3b\u8981\u89e3\u51b3\u300d<\/strong>\uff1a\u4e3b\u8981\u89e3\u51b3\u63a5\u53e3\u9009\u62e9\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n
    \u6211\u4eec\u5c06\u521b\u5efa\u4e00\u4e2a Shape<\/em> \u63a5\u53e3\u548c\u5b9e\u73b0 Shape<\/em> \u63a5\u53e3\u7684\u5b9e\u4f53\u7c7b\u3002\u4e0b\u4e00\u6b65\u662f\u5b9a\u4e49\u5de5\u5382\u7c7b ShapeFactory<\/em>\u3002<\/p>\n\n\n\n
    FactoryPatternDemo<\/em>\uff0c\u6211\u4eec\u7684\u6f14\u793a\u7c7b\u4f7f\u7528 ShapeFactory<\/em> \u6765\u83b7\u53d6 Shape<\/em> \u5bf9\u8c61\u3002\u5b83\u5c06\u5411 ShapeFactory<\/em> \u4f20\u9012\u4fe1\u606f\uff08CIRCLE \/ RECTANGLE \/ SQUARE<\/em>\uff09\uff0c\u4ee5\u4fbf\u83b7\u53d6\u5b83\u6240\u9700\u5bf9\u8c61\u7684\u7c7b\u578b\u3002<\/p>\n\n\n\n
    \"\u5de5\u5382\u6a21\u5f0f\"
    \u5de5\u5382\u6a21\u5f0f<\/figcaption><\/figure>\n\n\n\n
    \u6b65\u9aa4 1<\/p>\n\n\n\n
    \u521b\u5efa\u4e00\u4e2a\u63a5\u53e3\u3002<\/p>\n\n\n\n
    Shape.java<\/em><\/p>\n\n\n\n
    public interface Shape {\n    void draw();\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 2<\/p>\n\n\n\n
    \u521b\u5efa\u5b9e\u73b0\u63a5\u53e3\u7684\u5b9e\u4f53\u7c7b\u3002<\/p>\n\n\n\n
    Rectangle.java<\/em><\/p>\n\n\n\n
    public class Rectangle implements Shape {\n    @Override\n    public void draw() {\n        System.out.println(\"Inside Rectangle::draw() method.\");\n    }\n}<\/code><\/pre>\n\n\n\n
    Square.java<\/em><\/p>\n\n\n\n
    public class Square implements Shape {\n    @Override\n    public void draw() {\n        System.out.println(\"Inside Square::draw() method.\");\n    }\n}<\/code><\/pre>\n\n\n\n
    Circle.java<\/em><\/p>\n\n\n\n
    public class Circle implements Shape {\n    @Override\n    public void draw() {\n        System.out.println(\"Inside Circle::draw() method.\");\n    }\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 3<\/p>\n\n\n\n
    \u521b\u5efa\u4e00\u4e2a\u5de5\u5382\uff0c\u751f\u6210\u57fa\u4e8e\u7ed9\u5b9a\u4fe1\u606f\u7684\u5b9e\u4f53\u7c7b\u7684\u5bf9\u8c61\u3002<\/p>\n\n\n\n
    ShapeFactory.java<\/em><\/p>\n\n\n\n
    public class ShapeFactory {\n\n    \/\/\u4f7f\u7528 getShape \u65b9\u6cd5\u83b7\u53d6\u5f62\u72b6\u7c7b\u578b\u7684\u5bf9\u8c61\n    public Shape getShape(String shapeType) {\n        if (shapeType == null) {\n            return null;\n        }\n        shapeType = shapeType.toLowerCase();\n\n        switch (shapeType) {\n            case \"circle\":\n                return new Circle();\n            case \"rectangle\":\n                return new Rectangle();\n            case \"square\":\n                return new Square();\n            default:\n                return null;\n        }\n    }\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 4<\/p>\n\n\n\n
    \u4f7f\u7528\u8be5\u5de5\u5382\uff0c\u901a\u8fc7\u4f20\u9012\u7c7b\u578b\u4fe1\u606f\u6765\u83b7\u53d6\u5b9e\u4f53\u7c7b\u7684\u5bf9\u8c61\u3002<\/p>\n\n\n\n
    FactoryPatternDemo.java<\/em><\/p>\n\n\n\n
    public class FactoryPatternDemo {\n\n    public static void main(String[] args) {\n        ShapeFactory shapeFactory = new ShapeFactory();\n\n        \/\/\u83b7\u53d6 Circle \u7684\u5bf9\u8c61\uff0c\u5e76\u8c03\u7528\u5b83\u7684 draw \u65b9\u6cd5\n        Shape shape1 = shapeFactory.getShape(\"CIRCLE\");\n        \/\/\u8c03\u7528 Circle \u7684 draw \u65b9\u6cd5\n        shape1.draw();\n\n        \/\/\u83b7\u53d6 Rectangle \u7684\u5bf9\u8c61\uff0c\u5e76\u8c03\u7528\u5b83\u7684 draw \u65b9\u6cd5\n        Shape shape2 = shapeFactory.getShape(\"RECTANGLE\");\n        \/\/\u8c03\u7528 Rectangle \u7684 draw \u65b9\u6cd5\n        shape2.draw();\n\n        \/\/\u83b7\u53d6 Square \u7684\u5bf9\u8c61\uff0c\u5e76\u8c03\u7528\u5b83\u7684 draw \u65b9\u6cd5\n        Shape shape3 = shapeFactory.getShape(\"SQUARE\");\n        \/\/\u8c03\u7528 Square \u7684 draw \u65b9\u6cd5\n        shape3.draw();\n    }\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 5<\/p>\n\n\n\n
    \u9a8c\u8bc1\u8f93\u51fa\u3002<\/p>\n\n\n\n
    Inside Circle::draw() method.\nInside Rectangle::draw() method.\nInside Square::draw() method.<\/code><\/pre>\n\n\n\n
    \u89c2\u5bdf\u8005\u6a21\u5f0f<\/h3>\n\n\n\n
    \u5f53\u5bf9\u8c61\u95f4\u5b58\u5728\u4e00\u5bf9\u591a\u5173\u7cfb\u65f6\uff0c\u5219\u4f7f\u7528\u89c2\u5bdf\u8005\u6a21\u5f0f\uff08Observer Pattern\uff09\u3002\u6bd4\u5982\uff0c\u5f53\u4e00\u4e2a\u5bf9\u8c61\u88ab\u4fee\u6539\u65f6\uff0c\u5219\u4f1a\u81ea\u52a8\u901a\u77e5\u5b83\u7684\u4f9d\u8d56\u5bf9\u8c61\u3002\u89c2\u5bdf\u8005\u6a21\u5f0f\u5c5e\u4e8e\u884c\u4e3a\u578b\u6a21\u5f0f\u3002<\/p>\n\n\n\n
    \u300c\u610f\u56fe\u300d<\/strong>\uff1a\u5b9a\u4e49\u5bf9\u8c61\u95f4\u7684\u4e00\u79cd\u4e00\u5bf9\u591a\u7684\u4f9d\u8d56\u5173\u7cfb\uff0c\u5f53\u4e00\u4e2a\u5bf9\u8c61\u7684\u72b6\u6001\u53d1\u751f\u6539\u53d8\u65f6\uff0c\u6240\u6709\u4f9d\u8d56\u4e8e\u5b83\u7684\u5bf9\u8c61\u90fd\u5f97\u5230\u901a\u77e5\u5e76\u88ab\u81ea\u52a8\u66f4\u65b0\u3002<\/p>\n\n\n\n
    \u300c\u4e3b\u8981\u89e3\u51b3\u300d<\/strong>\uff1a\u4e00\u4e2a\u5bf9\u8c61\u72b6\u6001\u6539\u53d8\u7ed9\u5176\u4ed6\u5bf9\u8c61\u901a\u77e5\u7684\u95ee\u9898\uff0c\u800c\u4e14\u8981\u8003\u8651\u5230\u6613\u7528\u548c\u4f4e\u8026\u5408\uff0c\u4fdd\u8bc1\u9ad8\u5ea6\u7684\u534f\u4f5c\u3002<\/p>\n\n\n\n
    \u5b9e\u73b0<\/p>\n\n\n\n
    \u89c2\u5bdf\u8005\u6a21\u5f0f\u4f7f\u7528\u4e09\u4e2a\u7c7b Subject\u3001Observer \u548c Client\u3002Subject \u5bf9\u8c61\u5e26\u6709\u7ed1\u5b9a\u89c2\u5bdf\u8005\u5230 Client \u5bf9\u8c61\u548c\u4ece Client \u5bf9\u8c61\u89e3\u7ed1\u89c2\u5bdf\u8005\u7684\u65b9\u6cd5\u3002\u6211\u4eec\u521b\u5efa Subject<\/em> \u7c7b\u3001Observer<\/em> \u62bd\u8c61\u7c7b\u548c\u6269\u5c55\u4e86\u62bd\u8c61\u7c7b Observer<\/em> \u7684\u5b9e\u4f53\u7c7b\u3002<\/p>\n\n\n\n
    ObserverPatternDemo<\/em>\uff0c\u6211\u4eec\u7684\u6f14\u793a\u7c7b\u4f7f\u7528 Subject<\/em> \u548c\u5b9e\u4f53\u7c7b\u5bf9\u8c61\u6765\u6f14\u793a\u89c2\u5bdf\u8005\u6a21\u5f0f\u3002<\/p>\n\n\n\n
    \"\u89c2\u5bdf\u8005\u6a21\u5f0f\"
    \u89c2\u5bdf\u8005\u6a21\u5f0f<\/figcaption><\/figure>\n\n\n\n
    \u6b65\u9aa4 1<\/p>\n\n\n\n
    \u521b\u5efa Subject \u7c7b\u3002<\/p>\n\n\n\n
    Subject.java<\/em><\/p>\n\n\n\n
    public class Subject {\n\n    private List<Observer> observers = new ArrayList<>();\n\n    private int state;\n\n    public int getState() {\n        return state;\n    }\n\n    public void setState(int state) {\n        this.state = state;\n        notifyAllObservers();\n    }\n\n    public void attach(Observer observer) {\n        observers.add(observer);\n    }\n\n    public void notifyAllObservers() {\n        for (Observer observer : observers) {\n            observer.update();\n        }\n    }\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 2<\/p>\n\n\n\n
    \u521b\u5efa Observer \u7c7b\u3002<\/p>\n\n\n\n
    Observer.java<\/em><\/p>\n\n\n\n
    public abstract class Observer {\n\n    protected Subject subject;\n\n    public abstract void update();\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 3<\/p>\n\n\n\n
    \u521b\u5efa\u5b9e\u4f53\u89c2\u5bdf\u8005\u7c7b\u3002<\/p>\n\n\n\n
    BinaryObserver.java<\/em><\/p>\n\n\n\n
    public class BinaryObserver extends Observer {\n\n    public BinaryObserver(Subject subject) {\n        this.subject = subject;\n        this.subject.attach(this);\n    }\n\n    @Override\n    public void update() {\n        System.out.println(\"Binary String: \"\n                + Integer.toBinaryString(subject.getState()));\n    }\n\n}<\/code><\/pre>\n\n\n\n
    OctalObserver.java<\/em><\/p>\n\n\n\n
    public class OctalObserver extends Observer {\n\n    public OctalObserver(Subject subject){\n        this.subject = subject;\n        this.subject.attach(this);\n    }\n\n    @Override\n    public void update() {\n        System.out.println( \"Octal String: \"\n                + Integer.toOctalString( subject.getState() ) );\n    }\n\n}<\/code><\/pre>\n\n\n\n
    HexaObserver.java<\/em><\/p>\n\n\n\n
    public class HexaObserver extends Observer {\n\n    public HexaObserver(Subject subject){\n        this.subject = subject;\n        this.subject.attach(this);\n    }\n\n    @Override\n    public void update() {\n        System.out.println( \"Hex String: \"\n                + Integer.toHexString( subject.getState() ).toUpperCase() );\n    }\n\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 4<\/p>\n\n\n\n
    \u4f7f\u7528 Subject<\/em> \u548c\u5b9e\u4f53\u89c2\u5bdf\u8005\u5bf9\u8c61\u3002<\/p>\n\n\n\n
    ObserverPatternDemo.java<\/em><\/p>\n\n\n\n
    public class ObserverPatternDemo {\n\n    public static void main(String[] args) {\n        Subject subject = new Subject();\n\n        new BinaryObserver(subject);\n        new HexaObserver(subject);\n        new OctalObserver(subject);\n\n        System.out.println(\"First state change: 15\");\n        subject.setState(15);\n        System.out.println();\n\n        System.out.println(\"Second state change: 10\");\n        subject.setState(10);\n    }\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 5<\/p>\n\n\n\n
    \u9a8c\u8bc1\u8f93\u51fa\u3002<\/p>\n\n\n\n
    First state change: 15\nBinary String: 1111\nHex String: F\nOctal String: 17\n\nSecond state change: 10\nBinary String: 1010\nHex String: A\nOctal String: 12<\/code><\/pre>\n\n\n\n
    \u88c5\u9970\u5668\u6a21\u5f0f<\/h3>\n\n\n\n
    \u88c5\u9970\u5668\u6a21\u5f0f\uff08Decorator Pattern\uff09\u5141\u8bb8\u5411\u4e00\u4e2a\u73b0\u6709\u7684\u5bf9\u8c61\u6dfb\u52a0\u65b0\u7684\u529f\u80fd\uff0c\u540c\u65f6\u53c8\u4e0d\u6539\u53d8\u5176\u7ed3\u6784\u3002\u8fd9\u79cd\u7c7b\u578b\u7684\u8bbe\u8ba1\u6a21\u5f0f\u5c5e\u4e8e\u7ed3\u6784\u578b\u6a21\u5f0f\uff0c\u5b83\u662f\u4f5c\u4e3a\u73b0\u6709\u7684\u7c7b\u7684\u4e00\u4e2a\u5305\u88c5\u3002<\/p>\n\n\n\n
    \u300c\u610f\u56fe\u300d<\/strong>\uff1a\u52a8\u6001\u5730\u7ed9\u4e00\u4e2a\u5bf9\u8c61\u6dfb\u52a0\u4e00\u4e9b\u989d\u5916\u7684\u804c\u8d23\u3002\u5c31\u589e\u52a0\u529f\u80fd\u6765\u8bf4\uff0c\u88c5\u9970\u5668\u6a21\u5f0f\u76f8\u6bd4\u751f\u6210\u5b50\u7c7b\u66f4\u4e3a\u7075\u6d3b\u3002<\/p>\n\n\n\n
    \u300c\u4e3b\u8981\u89e3\u51b3\u300d<\/strong>\uff1a\u4e00\u822c\u7684\uff0c\u6211\u4eec\u4e3a\u4e86\u6269\u5c55\u4e00\u4e2a\u7c7b\u7ecf\u5e38\u4f7f\u7528\u7ee7\u627f\u65b9\u5f0f\u5b9e\u73b0\uff0c\u7531\u4e8e\u7ee7\u627f\u4e3a\u7c7b\u5f15\u5165\u9759\u6001\u7279\u5f81\uff0c\u5e76\u4e14\u968f\u7740\u6269\u5c55\u529f\u80fd\u7684\u589e\u591a\uff0c\u5b50\u7c7b\u4f1a\u5f88\u81a8\u80c0\u3002<\/p>\n\n\n\n
    \u5b9e\u73b0<\/p>\n\n\n\n
    \u6211\u4eec\u5c06\u521b\u5efa\u4e00\u4e2a Shape<\/em> \u63a5\u53e3\u548c\u5b9e\u73b0\u4e86 Shape<\/em> \u63a5\u53e3\u7684\u5b9e\u4f53\u7c7b\u3002\u7136\u540e\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u5b9e\u73b0\u4e86 Shape<\/em> \u63a5\u53e3\u7684\u62bd\u8c61\u88c5\u9970\u7c7b ShapeDecorator<\/em>\uff0c\u5e76\u628a Shape<\/em> \u5bf9\u8c61\u4f5c\u4e3a\u5b83\u7684\u5b9e\u4f8b\u53d8\u91cf\u3002<\/p>\n\n\n\n
    RedShapeDecorator<\/em> \u662f\u5b9e\u73b0\u4e86 ShapeDecorator<\/em> \u7684\u5b9e\u4f53\u7c7b\u3002<\/p>\n\n\n\n
    DecoratorPatternDemo<\/em>\uff0c\u6211\u4eec\u7684\u6f14\u793a\u7c7b\u4f7f\u7528 RedShapeDecorator<\/em> \u6765\u88c5\u9970 Shape<\/em> \u5bf9\u8c61\u3002<\/p>\n\n\n\n
    \"\u88c5\u9970\u5668\u6a21\u5f0f\"
    \u88c5\u9970\u5668\u6a21\u5f0f<\/figcaption><\/figure>\n\n\n\n
    \u6b65\u9aa4 1<\/p>\n\n\n\n
    \u521b\u5efa\u4e00\u4e2a\u63a5\u53e3\u3002<\/p>\n\n\n\n
    Shape.java<\/em><\/p>\n\n\n\n
    public interface Shape {\n\n    void draw();\n\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 2<\/p>\n\n\n\n
    \u521b\u5efa\u5b9e\u73b0\u63a5\u53e3\u7684\u5b9e\u4f53\u7c7b\u3002<\/p>\n\n\n\n
    Rectangle.java<\/em><\/p>\n\n\n\n
    public class Rectangle implements Shape {\n\n    @Override\n    public void draw() {\n        System.out.println(\"Shape: Rectangle\");\n    }\n\n}<\/code><\/pre>\n\n\n\n
    Circle.java<\/em><\/p>\n\n\n\n
    public class Circle implements Shape {\n\n    @Override\n    public void draw() {\n        System.out.println(\"Shape: Circle\");\n    }\n\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 3<\/p>\n\n\n\n
    \u521b\u5efa\u5b9e\u73b0\u4e86 Shape<\/em> \u63a5\u53e3\u7684\u62bd\u8c61\u88c5\u9970\u7c7b\u3002<\/p>\n\n\n\n
    ShapeDecorator.java<\/em><\/p>\n\n\n\n
    public abstract class ShapeDecorator implements Shape {\n\n    protected Shape decoratorShape;\n\n    public ShapeDecorator(Shape decoratorShape) {\n        this.decoratorShape = decoratorShape;\n    }\n\n    @Override\n    public void draw() {\n        decoratorShape.draw();\n    }\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 4<\/p>\n\n\n\n
    \u521b\u5efa\u6269\u5c55\u4e86 ShapeDecorator<\/em> \u7c7b\u7684\u5b9e\u4f53\u88c5\u9970\u7c7b\u3002<\/p>\n\n\n\n
    RedShapeDecorator.java<\/em><\/p>\n\n\n\n
    public class RedShapeDecorator extends ShapeDecorator {\n\n    public RedShapeDecorator(Shape decoratorShape) {\n        super(decoratorShape);\n    }\n\n    @Override\n    public void draw() {\n        decoratorShape.draw();\n        setRedBorder(decoratorShape);\n    }\n\n    private void setRedBorder(Shape decoratorShape) {\n        System.out.println(\"Border Color: Red\");\n    }\n\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 5<\/p>\n\n\n\n
    \u4f7f\u7528 RedShapeDecorator<\/em> \u6765\u88c5\u9970 Shape<\/em> \u5bf9\u8c61\u3002<\/p>\n\n\n\n
    DecoratorPatternDemo.java<\/em><\/p>\n\n\n\n
    public class DecoratorPatternDemo {\n\n    public static void main(String[] args) {\n        Shape circle = new Circle();\n        Shape redCircle = new RedShapeDecorator(new Circle());\n        Shape redRectangle = new RedShapeDecorator(new Rectangle());\n\n        System.out.println(\"Circle with normal border\");\n        circle.draw();\n\n        System.out.println(\"\\nCircle of red border\");\n        redCircle.draw();\n\n        System.out.println(\"\\nRectangle of red border\");\n        redRectangle.draw();\n\n    }\n\n}<\/code><\/pre>\n\n\n\n
    \u6b65\u9aa4 6<\/p>\n\n\n\n
    \u9a8c\u8bc1\u8f93\u51fa\u3002<\/p>\n\n\n\n
    Circle with normal border\nShape: Circle\n\nCircle of red border\nShape: Circle\nBorder Color: Red\n\nRectangle of red border\nShape: Rectangle\nBorder Color: Red<\/code><\/pre>\n\n\n\n
    \u79d2\u6740\u7cfb\u7edf\u8bbe\u8ba1<\/h3>\n\n\n\n
    \u300c\u4ec0\u4e48\u662f\u79d2\u6740\u300d<\/strong><\/p>\n\n\n\n
    \u901a\u4fd7\u4e00\u70b9\u8bb2\u5c31\u662f\u7f51\u7edc\u5546\u5bb6\u4e3a\u4fc3\u9500\u7b49\u76ee\u7684\u7ec4\u7ec7\u7684\u7f51\u4e0a\u9650\u65f6\u62a2\u8d2d\u6d3b\u52a8<\/p>\n\n\n\n
    \u300c\u4e1a\u52a1\u7279\u70b9\u300d<\/strong><\/p>\n\n\n\n
    • \u9ad8\u5e76\u53d1\uff1a\u79d2\u6740\u7684\u7279\u70b9\u5c31\u662f\u8fd9\u6837\u300c\u65f6\u95f4\u6781\u77ed\u300d<\/strong>\u3001 \u300c\u77ac\u95f4\u7528\u6237\u91cf\u5927\u300d<\/strong>\u3002\n<\/li>
    • \u5e93\u5b58\u91cf\u5c11\uff1a\u4e00\u822c\u79d2\u6740\u6d3b\u52a8\u5546\u54c1\u91cf\u5f88\u5c11\uff0c\u8fd9\u5c31\u5bfc\u81f4\u4e86\u53ea\u6709\u6781\u5c11\u91cf\u7528\u6237\u80fd\u6210\u529f\u8d2d\u4e70\u5230\u3002\n<\/li>
    • \u4e1a\u52a1\u7b80\u5355\uff1a\u6d41\u7a0b\u6bd4\u8f83\u7b80\u5355\uff0c\u4e00\u822c\u90fd\u662f\u4e0b\u8ba2\u5355\u3001\u6263\u5e93\u5b58\u3001\u652f\u4ed8\u8ba2\u5355\n<\/li>
    • \u6076\u610f\u8bf7\u6c42\uff0c\u6570\u636e\u5e93\u538b\u529b\u5927\n<\/li><\/ul>\n\n\n\n
      \u300c\u89e3\u51b3\u65b9\u6848\u300d<\/strong><\/p>\n\n\n\n
      \u524d\u7aef\uff1a\u9875\u9762\u8d44\u6e90\u9759\u6001\u5316\uff0c\u6309\u94ae\u63a7\u5236\uff0c\u4f7f\u7528\u7b54\u9898\u6821\u9a8c\u7801\u53ef\u4ee5\u9632\u6b62\u79d2\u6740\u5668\u7684\u5e72\u6270\uff0c\u8ba9\u66f4\u591a\u7528\u6237\u6709\u673a\u4f1a\u62a2\u5230<\/p>\n\n\n\n
      nginx\uff1a\u6821\u9a8c\u6076\u610f\u8bf7\u6c42\uff0c\u8f6c\u53d1\u8bf7\u6c42\uff0c\u8d1f\u8f7d\u5747\u8861\uff1b\u52a8\u9759\u5206\u79bb\uff0c\u4e0d\u8d70tomcat\u83b7\u53d6\u9759\u6001\u8d44\u6e90\uff1bgzip\u538b\u7f29\uff0c\u51cf\u5c11\u9759\u6001\u6587\u4ef6\u4f20\u8f93\u7684\u4f53\u79ef\uff0c\u8282\u7701\u5e26\u5bbd\uff0c\u63d0\u9ad8\u6e32\u67d3\u901f\u5ea6<\/p>\n\n\n\n
      \u4e1a\u52a1\u5c42\uff1a\u96c6\u7fa4\uff0c\u591a\u53f0\u673a\u5668\u5904\u7406\uff0c\u63d0\u9ad8\u5e76\u53d1\u80fd\u529b<\/p>\n\n\n\n
      redis\uff1a\u96c6\u7fa4\u4fdd\u8bc1\u9ad8\u53ef\u7528\uff0c\u6301\u4e45\u5316\u6570\u636e\uff1b\u5206\u5e03\u5f0f\u9501\uff08\u60b2\u89c2\u9501\uff09\uff1b\u7f13\u5b58\u70ed\u70b9\u6570\u636e\uff08\u5e93\u5b58\uff09<\/p>\n\n\n\n
      mq\uff1a\u524a\u5cf0\u9650\u6d41\uff0cMQ\u5806\u79ef\u8ba2\u5355\uff0c\u4fdd\u62a4\u8ba2\u5355\u5904\u7406\u5c42\u7684\u8d1f\u8f7d\uff0cConsumer\u6839\u636e\u81ea\u5df1\u7684\u6d88\u8d39\u80fd\u529b\u6765\u53d6Task\uff0c\u5b9e\u9645\u4e0a\u4e0b\u6e38\u7684\u538b\u529b\u5c31\u53ef\u63a7\u4e86\u3002\u91cd\u70b9\u505a\u597d\u8def\u7531\u5c42\u548cMQ\u7684\u5b89\u5168<\/p>\n\n\n\n
      \u6570\u636e\u5e93\uff1a\u8bfb\u5199\u5206\u79bb\uff0c\u62c6\u5206\u4e8b\u52a1\u63d0\u9ad8\u5e76\u53d1\u5ea6<\/p>\n\n\n\n
      \u300c\u79d2\u6740\u7cfb\u7edf\u8bbe\u8ba1\u5c0f\u7ed3\u300d<\/strong><\/p>\n\n\n\n
      • \u79d2\u6740\u7cfb\u7edf\u5c31\u662f\u4e00\u4e2a\u201c\u4e09\u9ad8\u201d\u7cfb\u7edf\uff0c\u5373\u300c\u9ad8\u5e76\u53d1\u3001\u9ad8\u6027\u80fd\u300d<\/strong>\u548c\u300c\u9ad8\u53ef\u7528\u300d<\/strong>\u7684\u5206\u5e03\u5f0f\u7cfb\u7edf<\/li>
      • \u79d2\u6740\u8bbe\u8ba1\u539f\u5219\uff1a\u300c\u524d\u53f0\u8bf7\u6c42\u5c3d\u91cf\u5c11\uff0c\u540e\u53f0\u6570\u636e\u5c3d\u91cf\u5c11\uff0c\u8c03\u7528\u94fe\u8def\u5c3d\u91cf\u77ed\uff0c\u5c3d\u91cf\u4e0d\u8981\u6709\u5355\u70b9\u300d<\/strong><\/li>
      • \u79d2\u6740\u9ad8\u5e76\u53d1\u65b9\u6cd5\uff1a\u300c\u8bbf\u95ee\u62e6\u622a\u3001\u5206\u6d41\u3001\u52a8\u9759\u5206\u79bb\u300d<\/strong><\/li>
      • \u79d2\u6740\u6570\u636e\u65b9\u6cd5\uff1a\u300c\u51cf\u5e93\u5b58\u7b56\u7565\u3001\u70ed\u70b9\u3001\u5f02\u6b65\u3001\u9650\u6d41\u964d\u7ea7\u300d<\/strong><\/li>
      • \u8bbf\u95ee\u62e6\u622a\u4e3b\u8981\u601d\u8def\uff1a\u901a\u8fc7CDN\u548c\u7f13\u5b58\u6280\u672f\uff0c\u5c3d\u91cf\u628a\u8bbf\u95ee\u62e6\u622a\u5728\u79bb\u7528\u6237\u66f4\u8fd1\u7684\u5c42\uff0c\u5c3d\u53ef\u80fd\u5730\u8fc7\u6ee4\u6389\u65e0\u6548\u8bf7\u6c42\u3002<\/li>
      • \u5206\u6d41\u4e3b\u8981\u601d\u8def\uff1a\u901a\u8fc7\u5206\u5e03\u5f0f\u96c6\u7fa4\u6280\u672f\uff0c\u591a\u53f0\u673a\u5668\u5904\u7406\uff0c\u63d0\u9ad8\u5e76\u53d1\u80fd\u529b\u3002<\/li><\/ul>\n\n\n\n
        \u5206\u5e03\u5f0f<\/h2>\n\n\n\n
        \u5206\u5e03\u5f0f\u6982\u8ff0<\/h3>\n\n\n\n
        \u5206\u5e03\u5f0f<\/h4>\n\n\n\n
        \u5206\u5e03\u5f0f\uff08distributed\uff09\u662f\u4e3a\u4e86\u89e3\u51b3\u5355\u4e2a\u7269\u7406\u670d\u52a1\u5668\u5bb9\u91cf\u548c\u6027\u80fd\u74f6\u9888\u95ee\u9898\u800c\u91c7\u7528\u7684\u4f18\u5316\u624b\u6bb5\uff0c\u5c06\u4e00\u4e2a\u4e1a\u52a1\u62c6\u5206\u6210\u4e0d\u540c\u7684\u5b50\u4e1a\u52a1\uff0c\u5206\u5e03\u5728\u4e0d\u540c\u7684\u673a\u5668\u4e0a\u6267\u884c\u3002\u670d\u52a1\u4e4b\u95f4\u901a\u8fc7\u8fdc\u7a0b\u8c03\u7528\u534f\u540c\u5de5\u4f5c\uff0c\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u3002<\/p>\n\n\n\n
        \u8be5\u9886\u57df\u9700\u8981\u89e3\u51b3\u7684\u95ee\u9898\u6781\u591a\uff0c\u5728\u4e0d\u540c\u7684\u6280\u672f\u5c42\u9762\u4e0a\uff0c\u53c8\u5305\u62ec\uff1a\u5206\u5e03\u5f0f\u7f13\u5b58\u3001\u5206\u5e03\u5f0f\u6570\u636e\u5e93\u3001\u5206\u5e03\u5f0f\u8ba1\u7b97\u3001\u5206\u5e03\u5f0f\u6587\u4ef6\u7cfb\u7edf\u7b49\uff0c\u4e00\u4e9b\u6280\u672f\u5982MQ\u3001Redis\u3001zookeeper\u7b49\u90fd\u8ddf\u5206\u5e03\u5f0f\u6709\u5173\u3002<\/p>\n\n\n\n
        \u4ece\u7406\u5ff5\u4e0a\u8bb2\uff0c\u5206\u5e03\u5f0f\u7684\u5b9e\u73b0\u6709\u4e24\u79cd\u5f62\u5f0f\uff1a<\/p>\n\n\n\n
        \u300c\u6c34\u5e73\u6269\u5c55\u300d<\/strong>\uff1a\u5f53\u4e00\u53f0\u673a\u5668\u625b\u4e0d\u4f4f\u6d41\u91cf\u65f6\uff0c\u5c31\u901a\u8fc7\u6dfb\u52a0\u673a\u5668\u7684\u65b9\u5f0f\uff0c\u5c06\u6d41\u91cf\u5e73\u5206\u5230\u6240\u6709\u670d\u52a1\u5668\u4e0a\uff0c\u6240\u6709\u673a\u5668\u90fd\u53ef\u4ee5\u63d0\u4f9b \u76f8\u540c\u7684\u670d\u52a1\uff1b<\/p>\n\n\n\n
        \u300c\u5782\u76f4\u62c6\u5206\u300d<\/strong>\uff1a\u524d\u7aef\u6709\u591a\u79cd\u67e5\u8be2\u9700\u6c42\u65f6\uff0c\u4e00\u53f0\u673a\u5668\u625b\u4e0d\u4f4f\uff0c\u53ef\u4ee5\u5c06\u4e0d\u540c\u7684\u4e1a\u52a1\u9700\u6c42\u5206\u53d1\u5230\u4e0d\u540c\u7684\u673a\u5668\u4e0a\uff0c\u6bd4\u5982A\u673a\u5668\u5904\u7406\u4f59\u7968\u67e5\u8be2\u7684\u8bf7\u6c42\uff0cB\u673a\u5668\u5904\u7406\u652f\u4ed8\u7684\u8bf7\u6c42\u3002<\/p>\n\n\n\n
        \u96c6\u7fa4<\/h4>\n\n\n\n
        \u96c6\u7fa4\uff08cluster\uff09\u662f\u6307\u5728\u591a\u53f0\u4e0d\u540c\u7684\u670d\u52a1\u5668\u4e2d\u90e8\u7f72\u76f8\u540c\u5e94\u7528\u6216\u670d\u52a1\u6a21\u5757\uff0c\u6784\u6210\u4e00\u4e2a\u96c6\u7fa4\uff0c\u901a\u8fc7\u8d1f\u8f7d\u5747\u8861\u8bbe\u5907\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u3002<\/p>\n\n\n\n
        \u4e24\u4e2a\u7279\u70b9<\/p>\n\n\n\n
        \u300c\u53ef\u6269\u5c55\u6027\u300d<\/strong>\uff1a\u96c6\u7fa4\u4e2d\u7684\u670d\u52a1\u8282\u70b9\uff0c\u53ef\u4ee5\u52a8\u6001\u7684\u6dfb\u52a0\u673a\u5668\uff0c\u4ece\u800c\u589e\u52a0\u96c6\u7fa4\u7684\u5904\u7406\u80fd\u529b\u3002<\/p>\n\n\n\n
        \u300c\u9ad8\u53ef\u7528\u6027\u300d<\/strong>\uff1a\u5982\u679c\u96c6\u7fa4\u67d0\u4e2a\u8282\u70b9\u53d1\u751f\u6545\u969c\uff0c\u8fd9\u53f0\u8282\u70b9\u4e0a\u9762\u8fd0\u884c\u7684\u670d\u52a1\uff0c\u53ef\u4ee5\u88ab\u5176\u4ed6\u670d\u52a1\u8282\u70b9\u63a5\u7ba1\uff0c\u4ece\u800c\u589e\u5f3a\u96c6\u7fa4\u7684\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n\n\n\n
        \u4e24\u5927\u80fd\u529b<\/p>\n\n\n\n
        \u300c\u8d1f\u8f7d\u5747\u8861\u300d<\/strong>\uff1a\u8d1f\u8f7d\u5747\u8861\u80fd\u628a\u4efb\u52a1\u6bd4\u8f83\u5747\u8861\u5730\u5206\u5e03\u5230\u96c6\u7fa4\u73af\u5883\u4e0b\u7684\u8ba1\u7b97\u548c\u7f51\u7edc\u8d44\u6e90\u3002<\/p>\n\n\n\n
        \u300c\u96c6\u7fa4\u5bb9\u9519\u300d<\/strong>\uff1a\u5f53\u6211\u4eec\u7684\u7cfb\u7edf\u4e2d\u7528\u5230\u96c6\u7fa4\u73af\u5883\uff0c\u56e0\u4e3a\u5404\u79cd\u539f\u56e0\u5728\u96c6\u7fa4\u8c03\u7528\u5931\u8d25\u65f6\uff0c\u96c6\u7fa4\u5bb9\u9519\u8d77\u5230\u5173\u952e\u6027\u7684\u4f5c\u7528\u3002<\/p>\n\n\n\n
        \u5fae\u670d\u52a1<\/h4>\n\n\n\n
        \u5fae\u670d\u52a1\u5c31\u662f\u5f88\u5c0f\u7684\u670d\u52a1\uff0c\u5c0f\u5230\u4e00\u4e2a\u670d\u52a1\u53ea\u5bf9\u5e94\u4e00\u4e2a\u5355\u4e00\u7684\u529f\u80fd\uff0c\u53ea\u505a\u4e00\u4ef6\u4e8b\u3002\u8fd9\u4e2a\u670d\u52a1\u53ef\u4ee5\u5355\u72ec\u90e8\u7f72\u8fd0\u884c\uff0c\u670d\u52a1\u4e4b\u95f4\u901a\u8fc7\u8fdc\u7a0b\u8c03\u7528\u534f\u540c\u5de5\u4f5c\uff0c\u6bcf\u4e2a\u5fae\u670d\u52a1\u90fd\u662f\u7531\u72ec\u7acb\u7684\u5c0f\u56e2\u961f\u5f00\u53d1\uff0c\u6d4b\u8bd5\uff0c\u90e8\u7f72\uff0c\u4e0a\u7ebf\uff0c\u8d1f\u8d23\u5b83\u7684\u6574\u4e2a\u751f\u547d\u5468\u671f\u3002<\/p>\n\n\n\n
        \u591a\u7ebf\u7a0b<\/h4>\n\n\n\n
        \u591a\u7ebf\u7a0b\uff08multi-thread\uff09\uff1a\u591a\u7ebf\u7a0b\u662f\u6307\u7a0b\u5e8f\u4e2d\u5305\u542b\u591a\u4e2a\u6267\u884c\u6d41\uff0c\u5373\u5728\u4e00\u4e2a\u7a0b\u5e8f\u4e2d\u53ef\u4ee5\u540c\u65f6\u8fd0\u884c\u591a\u4e2a\u4e0d\u540c\u7684\u7ebf\u7a0b\u6765\u6267\u884c\u4e0d\u540c\u7684\u4efb\u52a1\u3002\u591a\u7ebf\u7a0b\u662f\u4e3a\u4e86\u63d0\u9ad8CPU\u7684\u5229\u7528\u7387\u3002<\/p>\n\n\n\n
        \u9ad8\u5e76\u53d1<\/h4>\n\n\n\n
        \u9ad8\u5e76\u53d1\uff08High Concurrency\uff09\u662f\u4e00\u79cd\u7cfb\u7edf\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u53d1\u751f\u4e86\u4e00\u79cd\u201c\u77ed\u65f6\u95f4\u5185\u9047\u5230\u5927\u91cf\u8bf7\u6c42\u201d\u7684\u60c5\u51b5\uff0c\u9ad8\u5e76\u53d1\u5bf9\u5e94\u7684\u662f\u8bbf\u95ee\u8bf7\u6c42\uff0c\u591a\u7ebf\u7a0b\u662f\u89e3\u51b3\u9ad8\u5e76\u53d1\u7684\u65b9\u6cd5\u4e4b\u4e00\uff0c\u9ad8\u5e76\u53d1\u8fd8\u53ef\u4ee5\u901a\u8fc7\u5206\u5e03\u5f0f\uff0c\u96c6\u7fa4\uff0c\u7b97\u6cd5\u4f18\u5316\uff0c\u6570\u636e\u5e93\u4f18\u5316\u7b49\u65b9\u6cd5\u89e3\u51b3\u3002<\/p>\n\n\n\n
        \u5206\u5e03\u5f0f\u7cfb\u7edf\u8bbe\u8ba1\u7406\u5ff5<\/h3>\n\n\n\n
        \u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u76ee\u6807\u4e0e\u8981\u7d20<\/h4>\n\n\n\n
        \u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u76ee\u6807\u662f\u63d0\u5347\u7cfb\u7edf\u7684\u6574\u4f53\u6027\u80fd\u548c\u541e\u5410\u91cf\u53e6\u5916\u8fd8\u8981\u5c3d\u91cf\u4fdd\u8bc1\u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u5bb9\u9519\u6027\uff08\u5047\u5982\u589e\u52a010\u53f0\u670d\u52a1\u5668\u624d\u8fbe\u5230\u5355\u673a\u8fd0\u884c\u6548\u679c2\u500d\u5de6\u53f3\u7684\u6027\u80fd\uff0c\u90a3\u4e48\u8fd9\u4e2a\u5206\u5e03\u5f0f\u7cfb\u7edf\u5c31\u6839\u672c\u6ca1\u6709\u5b58\u5728\u7684\u610f\u4e49\uff09\u3002<\/p>\n\n\n\n
        \u5373\u4f7f\u91c7\u7528\u4e86\u5206\u5e03\u5f0f\u7cfb\u7edf\uff0c\u6211\u4eec\u4e5f\u8981\u5c3d\u529b\u8fd0\u7528\u5e76\u53d1\u7f16\u7a0b\u3001\u9ad8\u6027\u80fd\u7f51\u7edc\u6846\u67b6\u7b49\u7b49\u624b\u6bb5\u63d0\u5347\u5355\u673a\u4e0a\u7684\u7a0b\u5e8f\u6027\u80fd\u3002<\/p>\n\n\n\n
        \u5206\u5e03\u5f0f\u7cfb\u7edf\u8bbe\u8ba1\u4e24\u5927\u601d\u8def\uff1a\u4e2d\u5fc3\u5316\u548c\u53bb\u4e2d\u5fc3\u5316<\/h4>\n\n\n\n
        \"\u5206\u5e03\u5f0f\u7cfb\u7edf\u8bbe\u8ba1\u4e24\u5927\u601d\u8def\uff1a\u4e2d\u5fc3\u5316\u548c\u53bb\u4e2d\u5fc3\u5316\"
        \u5206\u5e03\u5f0f\u7cfb\u7edf\u8bbe\u8ba1\u4e24\u5927\u601d\u8def\uff1a\u4e2d\u5fc3\u5316\u548c\u53bb\u4e2d\u5fc3\u5316<\/figcaption><\/figure>\n\n\n\n
        \u300c\u4e2d\u5fc3\u5316\u8bbe\u8ba1\u300d<\/strong><\/p>\n\n\n\n
        • \u300c\u4e24\u4e2a\u89d2\u8272\uff1a\u300d<\/strong> \u4e2d\u5fc3\u5316\u7684\u8bbe\u8ba1\u601d\u60f3\u5f88\u7b80\u5355\uff0c\u5206\u5e03\u5f0f\u96c6\u7fa4\u4e2d\u7684\u8282\u70b9\u673a\u5668\u6309\u7167\u89d2\u8272\u5206\u5de5\uff0c\u5927\u4f53\u4e0a\u5206\u4e3a\u4e24\u79cd\u89d2\u8272\uff1a \u300c\u201c\u9886\u5bfc\u201d\u300d<\/strong> \u548c \u300c\u201c\u5e72\u6d3b\u7684\u201d\u300d<\/strong><\/li>
        • \u300c\u89d2\u8272\u804c\u8d23\uff1a\u300d<\/strong> \u201c\u9886\u5bfc\u201d\u901a\u5e38\u8d1f\u8d23\u5206\u53d1\u4efb\u52a1\u5e76\u76d1\u7763\u201c\u5e72\u6d3b\u7684\u201d\uff0c\u53d1\u73b0\u8c01\u592a\u95f2\u4e86\uff0c\u5c31\u60f3\u53d1\u8bbe\u6cd5\u5730\u7ed9\u5176\u5b89\u6392\u65b0\u4efb\u52a1\uff0c\u786e\u4fdd\u6ca1\u6709\u4e00\u4e2a\u201c\u5e72\u6d3b\u7684\u201d\u80fd\u591f\u5077\u61d2\uff0c\u5982\u679c\u201c\u9886\u5bfc\u201d\u53d1\u73b0\u67d0\u4e2a\u201c\u5e72\u6d3b\u7684\u201d\u56e0\u4e3a\u52b3\u7d2f\u8fc7\u5ea6\u800c\u75c5\u5012\u4e86\uff0c\u5219\u662f\u4e0d\u4f1a\u8003\u8651\u5148\u5c1d\u8bd5\u201c\u533b\u6cbb\u201d\u4ed6\u7684\uff0c\u800c\u662f\u4e00\u811a\u8e22\u51fa\u53bb\uff0c\u7136\u540e\u628a\u4ed6\u7684\u4efb\u52a1\u5206\u7ed9\u5176\u4ed6\u4eba\u3002\u5176\u4e2d\u5fae\u670d\u52a1\u67b6\u6784 \u300cKubernetes\u300d<\/strong> \u5c31\u6070\u597d\u91c7\u7528\u4e86\u8fd9\u4e00\u8bbe\u8ba1\u601d\u8def\u3002<\/li>
        • \u4e2d\u5fc3\u5316\u8bbe\u8ba1\u7684\u95ee\u9898\n
          1. \u4e2d\u5fc3\u5316\u7684\u8bbe\u8ba1\u5b58\u5728\u7684\u6700\u5927\u95ee\u9898\u662f\u201c\u9886\u5bfc\u201d\u7684\u5b89\u5371\u95ee\u9898\uff0c\u5982\u679c\u201c\u9886\u5bfc\u201d\u51fa\u4e86\u95ee\u9898\uff0c\u5219\u7fa4\u9f99\u65e0\u9996\uff0c\u6574\u4e2a\u96c6\u7fa4\u5c31\u5954\u6e83\u4e86\u3002\u4f46\u6211\u4eec\u96be\u4ee5\u540c\u65f6\u5b89\u6392\u4e24\u4e2a\u201c\u9886\u5bfc\u201d\u4ee5\u907f\u514d\u5355\u70b9\u95ee\u9898\u3002<\/li>
          2. \u4e2d\u5fc3\u5316\u8bbe\u8ba1\u8fd8\u5b58\u5728\u53e6\u5916\u4e00\u4e2a\u6f5c\u5728\u7684\u95ee\u9898\uff0c\u65e2\u201c\u9886\u5bfc\u201d\u7684\u80fd\u529b\u95ee\u9898\uff1a\u53ef\u4ee5\u9886\u5bfc10\u4e2a\u4eba\u9ad8\u6548\u5de5\u4f5c\u5e76\u4e0d\u610f\u5473\u7740\u53ef\u4ee5\u9886\u5bfc100\u4e2a\u4eba\u9ad8\u6548\u5de5\u4f5c\uff0c\u6240\u4ee5\u5982\u679c\u7cfb\u7edf\u8bbe\u8ba1\u548c\u5b9e\u73b0\u5f97\u4e0d\u597d\uff0c\u95ee\u9898\u5c31\u4f1a\u5361\u5728\u201c\u9886\u5bfc\u201d\u8eab\u4e0a\u3002<\/li><\/ol>\n<\/li>
          3. \u300c\u9886\u5bfc\u5b89\u5371\u95ee\u9898\u7684\u89e3\u51b3\u529e\u6cd5\uff1a\u300d<\/strong> \u5927\u591a\u6570\u4e2d\u5fc3\u5316\u7cfb\u7edf\u90fd\u91c7\u7528\u4e86\u4e3b\u5907\u4e24\u4e2a\u201c\u9886\u5bfc\u201d\u7684\u8bbe\u8ba1\u65b9\u6848\uff0c\u53ef\u4ee5\u662f\u70ed\u5907\u6216\u8005\u51b7\u5907\uff0c\u4e5f\u53ef\u4ee5\u662f\u81ea\u52a8\u5207\u6362\u6216\u8005\u624b\u52a8\u5207\u6362\uff0c\u800c\u4e14\u8d8a\u6765\u8d8a\u591a\u7684\u65b0\u7cfb\u7edf\u90fd\u5f00\u59cb\u5177\u5907\u81ea\u52a8\u9009\u4e3e\u5207\u6362\u201c\u9886\u5bfc\u201d\u7684\u80fd\u529b\uff0c\u4ee5\u63d0\u5347\u7cfb\u7edf\u7684\u53ef\u7528\u6027\u3002<\/li><\/ul>\n\n\n\n
            \u300c\u53bb\u4e2d\u5fc3\u5316\u8bbe\u8ba1\u300d<\/strong><\/p>\n\n\n\n
            • \u300c\u4f17\u751f\u5730\u4f4d\u5e73\u7b49\uff1a\u300d<\/strong> \u5728\u53bb\u4e2d\u5fc3\u5316\u7684\u8bbe\u8ba1\u91cc\uff0c\u901a\u5e38\u6ca1\u6709\u201c\u9886\u5bfc\u201d\u548c\u201c\u5e72\u6d3b\u7684\u201d\u8fd9\u4e24\u79cd\u89d2\u8272\u7684\u533a\u5206\uff0c\u5927\u5bb6\u7684\u89d2\u8272\u90fd\u662f\u4e00\u6837\u7684\uff0c\u5730\u4f4d\u662f\u5e73\u7b49\u7684\uff0c\u5168\u7403\u4e92\u8054\u7f51\u5c31\u662f\u4e00\u4e2a\u5178\u578b\u7684\u53bb\u4e2d\u5fc3\u5316\u7684\u5206\u5e03\u5f0f\u7cfb\u7edf\uff0c\u8054\u7f51\u7684\u4efb\u610f\u8282\u70b9\u8bbe\u5907\u5b95\u673a\uff0c\u90fd\u53ea\u4f1a\u5f71\u54cd\u5f88\u5c0f\u8303\u56f4\u7684\u529f\u80fd\u3002<\/li>
            • \u300c\u201c\u53bb\u4e2d\u5fc3\u5316\u201d\u4e0d\u662f\u4e0d\u8981\u4e2d\u5fc3\uff0c\u800c\u662f\u7531\u8282\u70b9\u6765\u81ea\u7531\u9009\u62e9\u4e2d\u5fc3\u3002\u300d<\/strong> \uff08\u96c6\u7fa4\u7684\u6210\u5458\u4f1a\u81ea\u53d1\u7684\u4e3e\u884c\u201c\u4f1a\u8bae\u201d\u9009\u4e3e\u65b0\u7684\u201c\u9886\u5bfc\u201d\u4e3b\u6301\u5de5\u4f5c\u3002\u6700\u5178\u578b\u7684\u6848\u4f8b\u5c31\u662fZooKeeper\u53caGo\u8bed\u8a00\u5b9e\u73b0\u7684Etcd\uff09<\/li>
            • \u300c\u53bb\u4e2d\u5fc3\u5316\u8bbe\u8ba1\u7684\u95ee\u9898\uff1a\u300d<\/strong> \u53bb\u4e2d\u5fc3\u5316\u8bbe\u8ba1\u91cc\u6700\u96be\u89e3\u51b3\u7684\u4e00\u4e2a\u95ee\u9898\u662f \u300c\u201c\u8111\u88c2\u201d\u95ee\u9898\u300d<\/strong> \uff0c\u8fd9\u79cd\u60c5\u51b5\u7684\u53d1\u751f\u6982\u7387\u5f88\u4f4e\uff0c\u4f46\u5f71\u54cd\u5f88\u5927\u3002\u8111\u88c2\u6307\u4e00\u4e2a\u96c6\u7fa4\u7531\u4e8e\u7f51\u7edc\u7684\u6545\u969c\uff0c\u88ab\u5206\u4e3a\u81f3\u5c11\u4e24\u4e2a\u5f7c\u6b64\u65e0\u6cd5\u901a\u4fe1\u7684\u5355\u72ec\u96c6\u7fa4\uff0c\u6b64\u65f6\u5982\u679c\u4e24\u4e2a\u96c6\u7fa4\u90fd\u5404\u81ea\u5de5\u4f5c\uff0c\u5219\u53ef\u80fd\u4f1a\u4ea7\u751f\u4e25\u91cd\u7684\u6570\u636e\u51b2\u7a81\u548c\u9519\u8bef\u3002\u4e00\u822c\u7684\u8bbe\u8ba1\u601d\u8def\u662f\uff0c\u5f53\u96c6\u7fa4\u5224\u65ad\u53d1\u751f\u4e86\u8111\u88c2\u95ee\u9898\u65f6\uff0c\u89c4\u6a21\u8f83\u5c0f\u7684\u96c6\u7fa4\u5c31\u201c\u81ea\u6740\u201d\u6216\u8005\u62d2\u7edd\u670d\u52a1\u3002<\/li><\/ul>\n\n\n\n
              \u5206\u5e03\u5f0f\u4e0e\u96c6\u7fa4\u7684\u533a\u522b\u662f\u4ec0\u4e48\uff1f<\/h4>\n\n\n\n
              • \u300c\u5206\u5e03\u5f0f\uff1a\u300d<\/strong> \u4e00\u4e2a\u4e1a\u52a1\u5206\u62c6\u591a\u4e2a\u5b50\u4e1a\u52a1\uff0c\u90e8\u7f72\u5728\u4e0d\u540c\u7684\u670d\u52a1\u5668\u4e0a<\/li>
              • \u300c\u96c6\u7fa4\uff1a\u300d<\/strong> \u540c\u4e00\u4e2a\u4e1a\u52a1\uff0c\u90e8\u7f72\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e0a\u3002\u6bd4\u5982\u4e4b\u524d\u505a\u7535\u5546\u7f51\u7ad9\u642d\u7684redis\u96c6\u7fa4\u4ee5\u53casolr\u96c6\u7fa4\u90fd\u662f\u5c5e\u4e8e\u5c06redis\u670d\u52a1\u5668\u63d0\u4f9b\u7684\u7f13\u5b58\u670d\u52a1\u4ee5\u53casolr\u670d\u52a1\u5668\u63d0\u4f9b\u7684\u641c\u7d22\u670d\u52a1\u90e8\u7f72\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e0a\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u6027\u80fd\u3001\u5e76\u53d1\u91cf\u89e3\u51b3\u6d77\u91cf\u5b58\u50a8\u95ee\u9898\u3002<\/li><\/ul>\n\n\n\n
                CAP\u5b9a\u7406<\/h3>\n\n\n\n
                \"CAP\u5b9a\u7406\"
                CAP\u5b9a\u7406<\/figcaption><\/figure>\n\n\n\n
                \u5728\u7406\u8bba\u8ba1\u7b97\u673a\u79d1\u5b66\u4e2d\uff0cCAP\u5b9a\u7406\uff08CAP theorem\uff09\uff0c\u53c8\u88ab\u79f0\u4f5c\u5e03\u9c81\u5c14\u5b9a\u7406\uff08Brewer\u2019s theorem\uff09\uff0c\u5b83\u6307\u51fa\u5bf9\u4e8e\u4e00\u4e2a\u5206\u5e03\u5f0f\u8ba1\u7b97\u7cfb\u7edf\u6765\u8bf4\uff0c\u4e0d\u53ef\u80fd\u540c\u65f6\u6ee1\u8db3\u4ee5\u4e0b\u4e09\u70b9\uff1a<\/p>\n\n\n\n
                \u9009\u9879<\/th>\u63cf\u8ff0<\/th><\/tr><\/thead>
                Consistency\uff08\u4e00\u81f4\u6027\uff09<\/td>\u6307\u6570\u636e\u5728\u591a\u4e2a\u526f\u672c\u4e4b\u95f4\u80fd\u591f\u4fdd\u6301\u4e00\u81f4\u7684\u7279\u6027\uff08\u4e25\u683c\u7684\u4e00\u81f4\u6027\uff09<\/td><\/tr>
                Availability\uff08\u53ef\u7528\u6027\uff09<\/td>\u6307\u7cfb\u7edf\u63d0\u4f9b\u7684\u670d\u52a1\u5fc5\u987b\u4e00\u76f4\u5904\u4e8e\u53ef\u7528\u7684\u72b6\u6001\uff0c\u6bcf\u6b21\u8bf7\u6c42\u90fd\u80fd\u83b7\u53d6\u5230\u975e\u9519\u7684\u54cd\u5e94\uff08\u4e0d\u4fdd\u8bc1\u83b7\u53d6\u7684\u6570\u636e\u4e3a\u6700\u65b0\u6570\u636e\uff09<\/td><\/tr>
                Partition tolerance\uff08\u5206\u533a\u5bb9\u9519\u6027\uff09<\/td>\u5206\u5e03\u5f0f\u7cfb\u7edf\u5728\u9047\u5230\u4efb\u4f55\u7f51\u7edc\u5206\u533a\u6545\u969c\u7684\u65f6\u5019\uff0c\u4ecd\u7136\u80fd\u591f\u5bf9\u5916\u63d0\u4f9b\u6ee1\u8db3\u4e00\u81f4\u6027\u548c\u53ef\u7528\u6027\u7684\u670d\u52a1\uff0c\u9664\u975e\u6574\u4e2a\u7f51\u7edc\u73af\u5883\u90fd\u53d1\u751f\u4e86\u6545\u969c<\/td><\/tr><\/tbody><\/table>\n\n\n\n
                \u300cSpring Cloud\u5728CAP\u6cd5\u5219\u4e0a\u4e3b\u8981\u6ee1\u8db3\u7684\u662fA\u548cP\u6cd5\u5219\uff0cDubbo\u548cZookeeper\u5728CAP\u6cd5\u5219\u4e3b\u8981\u6ee1\u8db3\u7684\u662fC\u548cP\u6cd5\u5219\u300d<\/strong><\/p>\n\n\n\n
                CAP\u4ec5\u9002\u7528\u4e8e\u539f\u5b50\u8bfb\u5199\u7684NOSQL\u573a\u666f\u4e2d\uff0c\u5e76\u4e0d\u9002\u5408\u6570\u636e\u5e93\u7cfb\u7edf\u3002\u73b0\u5728\u7684\u5206\u5e03\u5f0f\u7cfb\u7edf\u5177\u6709\u66f4\u591a\u7279\u6027\u6bd4\u5982\u6269\u5c55\u6027\u3001\u53ef\u7528\u6027\u7b49\u7b49\uff0c\u5728\u8fdb\u884c\u7cfb\u7edf\u8bbe\u8ba1\u548c\u5f00\u53d1\u65f6\uff0c\u6211\u4eec\u4e0d\u5e94\u8be5\u4ec5\u4ec5\u5c40\u9650\u5728CAP\u95ee\u9898\u4e0a\u3002<\/p>\n\n\n\n
                \u300c\u6ce8\u610f\uff1a\u4e0d\u662f\u6240\u8c13\u76843\u90092\uff08\u4e0d\u8981\u88ab\u7f51\u4e0a\u5927\u591a\u6570\u6587\u7ae0\u8bef\u5bfc\u4e86\uff09\u300d<\/strong><\/p>\n\n\n\n
                \u73b0\u5b9e\u751f\u6d3b\u4e2d\uff0c\u5927\u90e8\u5206\u4eba\u89e3\u91ca\u8fd9\u4e00\u5b9a\u5f8b\u65f6\uff0c\u5e38\u5e38\u7b80\u5355\u7684\u8868\u8ff0\u4e3a\uff1a\u201c\u4e00\u81f4\u6027\u3001\u53ef\u7528\u6027\u3001\u5206\u533a\u5bb9\u5fcd\u6027\u4e09\u8005\u4f60\u53ea\u80fd\u540c\u65f6\u8fbe\u5230\u5176\u4e2d\u4e24\u4e2a\uff0c\u4e0d\u53ef\u80fd\u540c\u65f6\u8fbe\u5230\u201d\u3002\u5b9e\u9645\u4e0a\u8fd9\u662f\u4e00\u4e2a\u975e\u5e38\u5177\u6709\u8bef\u5bfc\u6027\u8d28\u7684\u8bf4\u6cd5\uff0c\u800c\u4e14\u5728CAP\u7406\u8bba\u8bde\u751f12\u5e74\u4e4b\u540e\uff0cCAP\u4e4b\u7236\u4e5f\u57282012\u5e74\u91cd\u5199\u4e86\u4e4b\u524d\u7684\u8bba\u6587\u3002<\/p>\n\n\n\n
                \u300c\u5f53\u53d1\u751f\u7f51\u7edc\u5206\u533a\u7684\u65f6\u5019\uff0c\u5982\u679c\u6211\u4eec\u8981\u7ee7\u7eed\u670d\u52a1\uff0c\u90a3\u4e48\u5f3a\u4e00\u81f4\u6027\u548c\u53ef\u7528\u6027\u53ea\u80fd2\u90091\u3002\u4e5f\u5c31\u662f\u8bf4\u5f53\u7f51\u7edc\u5206\u533a\u4e4b\u540eP\u662f\u524d\u63d0\uff0c\u51b3\u5b9a\u4e86P\u4e4b\u540e\u624d\u6709C\u548cA\u7684\u9009\u62e9\u3002\u4e5f\u5c31\u662f\u8bf4\u5206\u533a\u5bb9\u9519\u6027\uff08Partition tolerance\uff09\u6211\u4eec\u662f\u5fc5\u987b\u8981\u5b9e\u73b0\u7684\u3002\u300d<\/strong><\/p>\n\n\n\n
                CAP\u5b9a\u7406\u7684\u8bc1\u660e<\/h2>\n\n\n\n
                \u5173\u4e8eCAP\u8fd9\u4e09\u4e2a\u7279\u6027\u6211\u4eec\u5c31\u4ecb\u7ecd\u5b8c\u4e86\uff0c\u63a5\u4e0b\u6765\u6211\u4eec\u8bd5\u7740\u8bc1\u660e\u4e00\u4e0b\u300c\u4e3a\u4ec0\u4e48CAP\u4e0d\u80fd\u540c\u65f6\u6ee1\u8db3\u300d<\/strong>\u3002<\/p>\n\n\n\n
                \"CAP\u5b9a\u7406\u7684\u8bc1\u660e\"
                CAP\u5b9a\u7406\u7684\u8bc1\u660e<\/figcaption><\/figure><\/div>\n\n\n\n
                \u4e3a\u4e86\u7b80\u5316\u8bc1\u660e\u7684\u8fc7\u7a0b\uff0c\u6211\u4eec\u5047\u8bbe\u6574\u4e2a\u96c6\u7fa4\u91cc\u53ea\u6709\u4e24\u4e2aN1\u548cN2\u4e24\u4e2a\u8282\u70b9\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n\n
                N1\u548cN2\u5f53\u4e2d\u5404\u81ea\u6709\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8fAB\u548c\u6570\u636e\u5e93\uff0c\u5f53\u7cfb\u7edf\u6ee1\u8db3\u4e00\u81f4\u6027\u7684\u65f6\u5019\uff0c\u6211\u4eec\u8ba4\u4e3aN1\u548cN2\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u4fdd\u6301\u4e00\u81f4\u3002\u5728\u6ee1\u8db3\u53ef\u7528\u6027\u7684\u65f6\u5019\uff0c\u6211\u4eec\u8ba4\u4e3a\u65e0\u8bba\u7528\u6237\u8bbf\u95eeN1\u8fd8\u662fN2\uff0c\u90fd\u53ef\u4ee5\u83b7\u5f97\u6b63\u786e\u7684\u7ed3\u679c\uff0c\u5728\u6ee1\u8db3\u5206\u533a\u5bb9\u9519\u6027\u7684\u65f6\u5019\uff0c\u6211\u4eec\u8ba4\u4e3a\u65e0\u8bbaN1\u8fd8\u662fN2\u5b95\u673a\u6216\u8005\u662f\u4e24\u8005\u7684\u901a\u4fe1\u4e2d\u65ad\uff0c\u90fd\u4e0d\u5f71\u54cd\u7cfb\u7edf\u7684\u8fd0\u884c\u3002<\/p>\n\n\n\n
                \u6211\u4eec\u5047\u8bbe\u4e00\u79cd\u6781\u7aef\u60c5\u51b5\uff0c\u5047\u8bbe\u67d0\u4e2a\u65f6\u523bN1\u548cN2\u4e4b\u95f4\u7684\u7f51\u7edc\u901a\u4fe1\u7a81\u7136\u4e2d\u65ad\u4e86\u3002\u5982\u679c\u7cfb\u7edf\u300c\u6ee1\u8db3\u5206\u533a\u5bb9\u9519\u6027\u300d<\/strong>\uff0c\u90a3\u4e48\u663e\u7136\u53ef\u4ee5\u652f\u6301\u8fd9\u79cd\u5f02\u5e38\u3002\u95ee\u9898\u662f\u5728\u6b64\u524d\u63d0\u4e0b\uff0c\u4e00\u81f4\u6027\u548c\u53ef\u7528\u6027\u662f\u5426\u53ef\u4ee5\u505a\u5230\u4e0d\u53d7\u5f71\u54cd\u5462\uff1f<\/p>\n\n\n\n
                \u6211\u4eec\u505a\u4e2a\u5047\u8c61\u5b9e\u9a8c\uff0c\u5982\u4e0b\u56fe\uff0c\u7a81\u7136\u67d0\u4e00\u65f6\u523bN1\u548cN2\u4e4b\u95f4\u7684\u5173\u8054\u65ad\u5f00\uff1a<\/p>\n\n\n\n
                \"\u5206\u533a\u5bb9\u9519\u6027\"
                \u5206\u533a\u5bb9\u9519\u6027<\/figcaption><\/figure>\n\n\n\n
                \u6709\u7528\u6237\u5411N1\u53d1\u9001\u4e86\u8bf7\u6c42\u66f4\u6539\u4e86\u6570\u636e\uff0c\u5c06\u6570\u636e\u5e93\u4eceV0\u66f4\u65b0\u6210\u4e86V1\u3002\u7531\u4e8e\u7f51\u7edc\u65ad\u5f00\uff0c\u6240\u4ee5N2\u6570\u636e\u5e93\u4f9d\u7136\u662fV0\uff0c\u5982\u679c\u8fd9\u4e2a\u65f6\u5019\u6709\u4e00\u4e2a\u8bf7\u6c42\u53d1\u7ed9\u4e86N2\uff0c\u4f46\u662fN2\u5e76\u6ca1\u6709\u529e\u6cd5\u53ef\u4ee5\u76f4\u63a5\u7ed9\u51fa\u6700\u65b0\u7684\u7ed3\u679cV1\uff0c\u8fd9\u4e2a\u65f6\u5019\u8be5\u600e\u4e48\u529e\u5462\uff1f<\/p>\n\n\n\n
                \u8fd9\u4e2a\u65f6\u5019\u65e0\u6cd5\u4e24\u79cd\u65b9\u6cd5\uff0c\u300c\u4e00\u79cd\u662f\u5c06\u9519\u5c31\u9519\uff0c\u5c06\u9519\u8bef\u7684V0\u6570\u636e\u8fd4\u56de\u7ed9\u7528\u6237\u3002\u7b2c\u4e8c\u79cd\u662f\u963b\u585e\u7b49\u5f85\uff0c\u7b49\u5f85\u7f51\u7edc\u901a\u4fe1\u6062\u590d\uff0cN2\u4e2d\u7684\u6570\u636e\u66f4\u65b0\u4e4b\u540e\u518d\u8fd4\u56de\u7ed9\u7528\u6237\u300d<\/strong>\u3002\u663e\u7136\u524d\u8005\u727a\u7272\u4e86\u4e00\u81f4\u6027\uff0c\u540e\u8005\u727a\u7272\u4e86\u53ef\u7528\u6027\u3002<\/p>\n\n\n\n
                \u8fd9\u4e2a\u4f8b\u5b50\u867d\u7136\u7b80\u5355\uff0c\u4f46\u662f\u8bf4\u660e\u7684\u5185\u5bb9\u5374\u5f88\u91cd\u8981\u3002\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u5f53\u4e2d\uff0cCAP\u4e09\u4e2a\u7279\u6027\u6211\u4eec\u662f\u65e0\u6cd5\u540c\u65f6\u6ee1\u8db3\u7684\uff0c\u5fc5\u7136\u8981\u820d\u5f03\u4e00\u4e2a\u3002\u4e09\u8005\u820d\u5f03\u4e00\u4e2a\uff0c\u663e\u7136\u6392\u5217\u7ec4\u5408\u4e00\u5171\u6709\u4e09\u79cd\u53ef\u80fd\u3002<\/p>\n\n\n\n
                BASE\u7406\u8bba<\/h3>\n\n\n\n
                BASE\u7406\u8bba\u7531eBay\u67b6\u6784\u5e08Dan Pritchett\u63d0\u51fa\uff0c\u57282008\u5e74\u4e0a\u88ab\u5206\u8868\u4e3a\u8bba\u6587\uff0c\u5e76\u4e14eBay\u7ed9\u51fa\u4e86\u4ed6\u4eec\u5728\u5b9e\u8df5\u4e2d\u603b\u7ed3\u7684\u57fa\u4e8eBASE\u7406\u8bba\u7684\u4e00\u5957\u65b0\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n
                \u300cBASE\u300d<\/strong> \u662f \u300cBasically Available\uff08\u57fa\u672c\u53ef\u7528\uff09\u300d<\/strong> \u3001\u300cSoft-state\uff08\u8f6f\u72b6\u6001\uff09\u300d<\/strong> \u548c \u300cEventually Consistent\uff08\u6700\u7ec8\u4e00\u81f4\u6027\uff09\u300d<\/strong> \u4e09\u4e2a\u77ed\u8bed\u7684\u7f29\u5199\u3002BASE\u7406\u8bba\u662f\u5bf9CAP\u4e2d\u4e00\u81f4\u6027\u548c\u53ef\u7528\u6027\u6743\u8861\u7684\u7ed3\u679c\uff0c\u5176\u6765\u6e90\u4e8e\u5bf9\u5927\u89c4\u6a21\u4e92\u8054\u7f51\u7cfb\u7edf\u5206\u5e03\u5f0f\u5b9e\u8df5\u7684\u603b\u7ed3\uff0c\u662f\u57fa\u4e8eCAP\u5b9a\u7406\u9010\u6b65\u6f14\u5316\u800c\u6765\u7684\uff0c\u5b83\u5927\u5927\u964d\u4f4e\u4e86\u6211\u4eec\u5bf9\u7cfb\u7edf\u7684\u8981\u6c42\u3002<\/p>\n\n\n\n
                BASE\u7406\u8bba\u7684\u6838\u5fc3\u601d\u60f3<\/h4>\n\n\n\n
                \u5373\u4f7f\u65e0\u6cd5\u505a\u5230\u5f3a\u4e00\u81f4\u6027\uff0c\u4f46\u6bcf\u4e2a\u5e94\u7528\u90fd\u53ef\u4ee5\u6839\u636e\u81ea\u8eab\u4e1a\u52a1\u7279\u70b9\uff0c\u91c7\u7528\u9002\u5f53\u7684\u65b9\u5f0f\u6765\u4f7f\u7cfb\u7edf\u8fbe\u5230\u6700\u7ec8\u4e00\u81f4\u6027\u3002\u4e5f\u5c31\u662f\u727a\u7272\u6570\u636e\u7684\u4e00\u81f4\u6027\u6765\u6ee1\u8db3\u7cfb\u7edf\u7684\u9ad8\u53ef\u7528\u6027\uff0c\u7cfb\u7edf\u4e2d\u4e00\u90e8\u5206\u6570\u636e\u4e0d\u53ef\u7528\u6216\u8005\u4e0d\u4e00\u81f4\u65f6\uff0c\u4ecd\u9700\u8981\u4fdd\u6301\u7cfb\u7edf\u6574\u4f53\u201c\u4e3b\u8981\u53ef\u7528\u201d\u3002<\/p>\n\n\n\n
                \u9488\u5bf9\u6570\u636e\u5e93\u9886\u57df\uff0cBASE\u601d\u60f3\u7684\u4e3b\u8981\u5b9e\u73b0\u662f\u5bf9\u4e1a\u52a1\u6570\u636e\u8fdb\u884c\u62c6\u5206\uff0c\u8ba9\u4e0d\u540c\u7684\u6570\u636e\u5206\u5e03\u5728\u4e0d\u540c\u7684\u673a\u5668\u4e0a\uff0c\u4ee5\u63d0\u5347\u7cfb\u7edf\u7684\u53ef\u7528\u6027\uff0c\u5f53\u524d\u4e3b\u8981\u6709\u4ee5\u4e0b\u4e24\u79cd\u505a\u6cd5\uff1a<\/p>\n\n\n\n
                • \u6309\u529f\u80fd\u5212\u5206\u6570\u636e\u5e93<\/li>
                • \u5206\u7247\uff08\u5982\u5f00\u6e90\u7684Mycat\u3001Amoeba\u7b49\uff09\u3002<\/li><\/ul>\n\n\n\n
                  \u7531\u4e8e\u62c6\u5206\u540e\u4f1a\u6d89\u53ca\u5206\u5e03\u5f0f\u4e8b\u52a1\u95ee\u9898\uff0c\u6240\u4ee5eBay\u5728\u8be5BASE\u8bba\u6587\u4e2d\u63d0\u5230\u4e86\u5982\u4f55\u7528\u6700\u7ec8\u4e00\u81f4\u6027\u7684\u601d\u8def\u6765\u5b9e\u73b0\u9ad8\u6027\u80fd\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u3002<\/p>\n\n\n\n
                  BASE\u7406\u8bba\u4e09\u8981\u7d20<\/h4>\n\n\n\n
                  \"BASE\u7406\u8bba\u4e09\u8981\u7d20\"
                  BASE\u7406\u8bba\u4e09\u8981\u7d20<\/figcaption><\/figure>\n\n\n\n
                  1. \u57fa\u672c\u53ef\u7528<\/h5>\n\n\n\n
                  \u57fa\u672c\u53ef\u7528\u662f\u6307\u5206\u5e03\u5f0f\u7cfb\u7edf\u5728\u51fa\u73b0\u4e0d\u53ef\u9884\u77e5\u6545\u969c\u7684\u65f6\u5019\uff0c\u5141\u8bb8\u635f\u5931\u90e8\u5206\u53ef\u7528\u6027\u3002\u4f46\u662f\uff0c\u8fd9\u7edd\u4e0d\u7b49\u4ef7\u4e8e\u7cfb\u7edf\u4e0d\u53ef\u7528\u3002<\/p>\n\n\n\n
                  \u6bd4\u5982\uff1a<\/p>\n\n\n\n
                  • \u300c\u54cd\u5e94\u65f6\u95f4\u4e0a\u7684\u635f\u5931\u300d<\/strong>\uff1a\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u4e00\u4e2a\u5728\u7ebf\u641c\u7d22\u5f15\u64ce\u9700\u8981\u57280.5\u79d2\u4e4b\u5185\u8fd4\u56de\u7ed9\u7528\u6237\u76f8\u5e94\u7684\u67e5\u8be2\u7ed3\u679c\uff0c\u4f46\u7531\u4e8e\u51fa\u73b0\u6545\u969c\uff0c\u67e5\u8be2\u7ed3\u679c\u7684\u54cd\u5e94\u65f6\u95f4\u589e\u52a0\u4e861~2\u79d2<\/li>
                  • \u300c\u7cfb\u7edf\u529f\u80fd\u4e0a\u7684\u635f\u5931\u300d<\/strong>\uff1a\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u5728\u4e00\u4e2a\u7535\u5b50\u5546\u52a1\u7f51\u7ad9\u4e0a\u8fdb\u884c\u8d2d\u7269\u7684\u65f6\u5019\uff0c\u6d88\u8d39\u8005\u51e0\u4e4e\u80fd\u591f\u987a\u5229\u5b8c\u6210\u6bcf\u4e00\u7b14\u8ba2\u5355\uff0c\u4f46\u662f\u5728\u4e00\u4e9b\u8282\u65e5\u5927\u4fc3\u8d2d\u7269\u9ad8\u5cf0\u7684\u65f6\u5019\uff0c\u7531\u4e8e\u6d88\u8d39\u8005\u7684\u8d2d\u7269\u884c\u4e3a\u6fc0\u589e\uff0c\u4e3a\u4e86\u4fdd\u62a4\u8d2d\u7269\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\uff0c\u90e8\u5206\u6d88\u8d39\u8005\u53ef\u80fd\u4f1a\u88ab\u5f15\u5bfc\u5230\u4e00\u4e2a\u964d\u7ea7\u9875\u9762<\/li><\/ul>\n\n\n\n
                    2. \u8f6f\u72b6\u6001<\/h5>\n\n\n\n
                    \u8f6f\u72b6\u6001\u6307\u5141\u8bb8\u7cfb\u7edf\u4e2d\u7684\u6570\u636e\u5b58\u5728\u4e2d\u95f4\u72b6\u6001\uff0c\u5e76\u8ba4\u4e3a\u8be5\u4e2d\u95f4\u72b6\u6001\u7684\u5b58\u5728\u4e0d\u4f1a\u5f71\u54cd\u7cfb\u7edf\u7684\u6574\u4f53\u53ef\u7528\u6027\uff0c\u5373\u5141\u8bb8\u7cfb\u7edf\u5728\u4e0d\u540c\u8282\u70b9\u7684\u6570\u636e\u526f\u672c\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u540c\u6b65\u7684\u8fc7\u7a0b\u5b58\u5728\u5ef6\u65f6<\/p>\n\n\n\n
                    3. \u6700\u7ec8\u4e00\u81f4\u6027<\/h5>\n\n\n\n
                    \u6700\u7ec8\u4e00\u81f4\u6027\u5f3a\u8c03\u7684\u662f\u7cfb\u7edf\u4e2d\u6240\u6709\u7684\u6570\u636e\u526f\u672c\uff0c\u5728\u7ecf\u8fc7\u4e00\u6bb5\u65f6\u95f4\u7684\u540c\u6b65\u540e\uff0c\u6700\u7ec8\u80fd\u591f\u8fbe\u5230\u4e00\u4e2a\u4e00\u81f4\u7684\u72b6\u6001\u3002\u56e0\u6b64\uff0c\u6700\u7ec8\u4e00\u81f4\u6027\u7684\u672c\u8d28\u662f\u9700\u8981\u7cfb\u7edf\u4fdd\u8bc1\u6700\u7ec8\u6570\u636e\u80fd\u591f\u8fbe\u5230\u4e00\u81f4\uff0c\u800c\u4e0d\u9700\u8981\u5b9e\u65f6\u4fdd\u8bc1\u7cfb\u7edf\u6570\u636e\u7684\u5f3a\u4e00\u81f4\u6027\u3002<\/p>\n\n\n\n
                    \u6570\u636e\u7ed3\u6784\u4e0e\u7b97\u6cd5<\/h2>\n\n\n\n
                    \u5192\u6ce1\u6392\u5e8f<\/h3>\n\n\n\n
                    \u5192\u6ce1\u6392\u5e8f\u662f\u4e00\u79cd\u7b80\u5355\u7684\u6392\u5e8f\u7b97\u6cd5\u3002\u5b83\u91cd\u590d\u5730\u8d70\u8bbf\u8fc7\u8981\u6392\u5e8f\u7684\u6570\u5217\uff0c\u4f9d\u6b21\u6bd4\u8f83\u4e24\u4e2a\u5143\u7d20\uff0c\u5982\u679c\u5b83\u4eec\u7684\u987a\u5e8f\u9519\u8bef\u5c31\u628a\u5b83\u4eec\u4ea4\u6362\u8fc7\u6765\u3002\u8d70\u8bbf\u6570\u5217\u7684\u5de5\u4f5c\u662f\u91cd\u590d\u5730\u8fdb\u884c\u76f4\u5230\u6ca1\u6709\u518d\u9700\u8981\u4ea4\u6362\uff0c\u4e5f\u5c31\u662f\u8bf4\u8be5\u6570\u5217\u5df2\u7ecf\u6392\u5e8f\u5b8c\u6210\u3002\u8fd9\u4e2a\u7b97\u6cd5\u7684\u540d\u5b57\u7531\u6765\u662f\u56e0\u4e3a\u8d8a\u5c0f\u7684\u5143\u7d20\u4f1a\u7ecf\u7531\u4ea4\u6362\u6162\u6162\u201c\u6d6e\u201d\u5230\u6570\u5217\u7684\u9876\u7aef\u3002<\/p>\n\n\n\n
                    \u7b97\u6cd5\u63cf\u8ff0<\/p>\n\n\n\n
                    • \u6bd4\u8f83\u76f8\u90bb\u7684\u5143\u7d20\u3002\u5982\u679c\u7b2c\u4e00\u4e2a\u6bd4\u7b2c\u4e8c\u4e2a\u5927\uff0c\u5c31\u4ea4\u6362\u5b83\u4eec\u4e24\u4e2a\uff1b<\/li>
                    • \u5bf9\u6bcf\u4e00\u5bf9\u76f8\u90bb\u5143\u7d20\u4f5c\u540c\u6837\u7684\u5de5\u4f5c\uff0c\u4ece\u5f00\u59cb\u7b2c\u4e00\u5bf9\u5230\u7ed3\u5c3e\u7684\u6700\u540e\u4e00\u5bf9\uff0c\u8fd9\u6837\u5728\u6700\u540e\u7684\u5143\u7d20\u5e94\u8be5\u4f1a\u662f\u6700\u5927\u7684\u6570\uff1b<\/li>
                    • \u9488\u5bf9\u6240\u6709\u7684\u5143\u7d20\u91cd\u590d\u4ee5\u4e0a\u7684\u6b65\u9aa4\uff0c\u9664\u4e86\u6700\u540e\u4e00\u4e2a\uff1b<\/li>
                    • \u91cd\u590d\u6b65\u9aa41~3\uff0c\u76f4\u5230\u6392\u5e8f\u5b8c\u6210\u3002<\/li><\/ul>\n\n\n\n
                      \u52a8\u56fe\u6f14\u793a<\/p>\n\n\n\n
                      \"\u5192\u6ce1\u6392\u5e8f\"
                      \u5192\u6ce1\u6392\u5e8f<\/figcaption><\/figure>\n\n\n\n
                      \u4ee3\u7801\u5b9e\u73b0<\/p>\n\n\n\n
                      \u4e0b\u9762\u7684\u6392\u5e8f\u7b97\u6cd5\u7edf\u4e00\u4f7f\u7528\u7684\u6d4b\u8bd5\u4ee3\u7801\u5982\u4e0b\uff0c\u6e90\u7801GitHub\u94fe\u63a5https:\/\/github.com\/JourWon\/sort-algorithm<\/code>\u3002<\/p>\n\n\n\n
                      public static void main(String[] args) {\n    int[] array = {3, 44, 38, 5, 47, 15, 36, 26, 27, 2, 46, 4, 19, 50, 48};\n\t\/\/ \u53ea\u9700\u8981\u4fee\u6539\u6210\u5bf9\u5e94\u7684\u65b9\u6cd5\u540d\u5c31\u53ef\u4ee5\u4e86\n    bubbleSort(array);\n\n    System.out.println(Arrays.toString(array));\n}<\/code><\/pre>\n\n\n\n
                      \/**\n * Description:\u5192\u6ce1\u6392\u5e8f\n *\/\npublic static void bubbleSort(int[] array) {\n\tif (array == null || array.length <= 1) {\n\t\treturn;\n\t}\n\n\tint length = array.length;\n\n\t\/\/ \u5916\u5c42\u5faa\u73af\u63a7\u5236\u6bd4\u8f83\u8f6e\u6570i\n\tfor (int i = 0; i < length; i++) {\n\t\t\/\/ \u5185\u5c42\u5faa\u73af\u63a7\u5236\u6bcf\u4e00\u8f6e\u6bd4\u8f83\u6b21\u6570\uff0c\u6bcf\u8fdb\u884c\u4e00\u8f6e\u6392\u5e8f\u90fd\u4f1a\u627e\u51fa\u4e00\u4e2a\u8f83\u5927\u503c\n\t\t\/\/ (array.length - 1)\u9632\u6b62\u7d22\u5f15\u8d8a\u754c\uff0c(array.length - 1 - i)\u51cf\u5c11\u6bd4\u8f83\u6b21\u6570\n\t\tfor (int j = 0; j < length - 1 - i; j++) {\n\t\t\t\/\/ \u524d\u9762\u7684\u6570\u5927\u4e8e\u540e\u9762\u7684\u6570\u5c31\u8fdb\u884c\u4ea4\u6362\n\t\t\tif (array[j] > array[j + 1]) {\n\t\t\t\tint temp = array[j + 1];\n\t\t\t\tarray[j + 1] = array[j];\n\t\t\t\tarray[j] = temp;\n\t\t\t}\n\t\t}\n\t}\n\n}<\/code><\/pre>\n\n\n\n
                      \u7b97\u6cd5\u5206\u6790<\/p>\n\n\n\n
                      \u300c\u6700\u4f73\u60c5\u51b5\uff1aT(n) = O(n) \u6700\u5dee\u60c5\u51b5\uff1aT(n) = O(n2) \u5e73\u5747\u60c5\u51b5\uff1aT(n) = O(n2)\u300d<\/strong><\/p>\n\n\n\n
                      \u9009\u62e9\u6392\u5e8f<\/h3>\n\n\n\n
                      \u8868\u73b0\u300c\u6700\u7a33\u5b9a\u7684\u6392\u5e8f\u7b97\u6cd5\u4e4b\u4e00\u300d<\/strong>\uff0c\u56e0\u4e3a\u300c\u65e0\u8bba\u4ec0\u4e48\u6570\u636e\u8fdb\u53bb\u90fd\u662fO(n2)\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u300d<\/strong>\uff0c\u6240\u4ee5\u7528\u5230\u5b83\u7684\u65f6\u5019\uff0c\u6570\u636e\u89c4\u6a21\u8d8a\u5c0f\u8d8a\u597d\u3002\u552f\u4e00\u7684\u597d\u5904\u53ef\u80fd\u5c31\u662f\u4e0d\u5360\u7528\u989d\u5916\u7684\u5185\u5b58\u7a7a\u95f4\u4e86\u5427\u3002\u7406\u8bba\u4e0a\u8bb2\uff0c\u9009\u62e9\u6392\u5e8f\u53ef\u80fd\u4e5f\u662f\u5e73\u65f6\u6392\u5e8f\u4e00\u822c\u4eba\u60f3\u5230\u7684\u6700\u591a\u7684\u6392\u5e8f\u65b9\u6cd5\u4e86\u5427\u3002<\/p>\n\n\n\n
                      \u9009\u62e9\u6392\u5e8f(Selection-sort)\u662f\u4e00\u79cd\u7b80\u5355\u76f4\u89c2\u7684\u6392\u5e8f\u7b97\u6cd5\u3002\u5b83\u7684\u5de5\u4f5c\u539f\u7406\uff1a\u9996\u5148\u5728\u672a\u6392\u5e8f\u5e8f\u5217\u4e2d\u627e\u5230\u6700\u5c0f\uff08\u5927\uff09\u5143\u7d20\uff0c\u5b58\u653e\u5230\u6392\u5e8f\u5e8f\u5217\u7684\u8d77\u59cb\u4f4d\u7f6e\uff0c\u7136\u540e\uff0c\u518d\u4ece\u5269\u4f59\u672a\u6392\u5e8f\u5143\u7d20\u4e2d\u7ee7\u7eed\u5bfb\u627e\u6700\u5c0f\uff08\u5927\uff09\u5143\u7d20\uff0c\u7136\u540e\u653e\u5230\u5df2\u6392\u5e8f\u5e8f\u5217\u7684\u672b\u5c3e\u3002\u4ee5\u6b64\u7c7b\u63a8\uff0c\u76f4\u5230\u6240\u6709\u5143\u7d20\u5747\u6392\u5e8f\u5b8c\u6bd5\u3002<\/p>\n\n\n\n
                      \u7b97\u6cd5\u63cf\u8ff0<\/p>\n\n\n\n
                      n\u4e2a\u8bb0\u5f55\u7684\u76f4\u63a5\u9009\u62e9\u6392\u5e8f\u53ef\u7ecf\u8fc7n-1\u8d9f\u76f4\u63a5\u9009\u62e9\u6392\u5e8f\u5f97\u5230\u6709\u5e8f\u7ed3\u679c\u3002\u5177\u4f53\u7b97\u6cd5\u63cf\u8ff0\u5982\u4e0b\uff1a<\/p>\n\n\n\n
                      • \u521d\u59cb\u72b6\u6001\uff1a\u65e0\u5e8f\u533a\u4e3aR[1\u2026n]\uff0c\u6709\u5e8f\u533a\u4e3a\u7a7a\uff1b<\/li>
                      • \u7b2ci\u8d9f\u6392\u5e8f(i=1,2,3\u2026n-1)\u5f00\u59cb\u65f6\uff0c\u5f53\u524d\u6709\u5e8f\u533a\u548c\u65e0\u5e8f\u533a\u5206\u522b\u4e3aR[1\u2026i-1]\u548cR(i\u2026n\uff09\u3002\u8be5\u8d9f\u6392\u5e8f\u4ece\u5f53\u524d\u65e0\u5e8f\u533a\u4e2d-\u9009\u51fa\u5173\u952e\u5b57\u6700\u5c0f\u7684\u8bb0\u5f55 R[k]\uff0c\u5c06\u5b83\u4e0e\u65e0\u5e8f\u533a\u7684\u7b2c1\u4e2a\u8bb0\u5f55R\u4ea4\u6362\uff0c\u4f7fR[1\u2026i]\u548cR[i+1\u2026n)\u5206\u522b\u53d8\u4e3a\u8bb0\u5f55\u4e2a\u6570\u589e\u52a01\u4e2a\u7684\u65b0\u6709\u5e8f\u533a\u548c\u8bb0\u5f55\u4e2a\u6570\u51cf\u5c111\u4e2a\u7684\u65b0\u65e0\u5e8f\u533a\uff1b<\/li>
                      • n-1\u8d9f\u7ed3\u675f\uff0c\u6570\u7ec4\u6709\u5e8f\u5316\u4e86\u3002<\/li><\/ul>\n\n\n\n
                        \u52a8\u56fe\u6f14\u793a<\/p>\n\n\n\n
                        \"\u9009\u62e9\u6392\u5e8f\"
                        \u9009\u62e9\u6392\u5e8f<\/figcaption><\/figure>\n\n\n\n
                        \u4ee3\u7801\u5b9e\u73b0<\/p>\n\n\n\n
                        \u4e0b\u9762\u7684\u6392\u5e8f\u7b97\u6cd5\u7edf\u4e00\u4f7f\u7528\u7684\u6d4b\u8bd5\u4ee3\u7801\u5982\u4e0b\uff0c\u6e90\u7801GitHub\u94fe\u63a5https:\/\/github.com\/JourWon\/sort-algorithm<\/code>\u3002<\/p>\n\n\n\n
                        public static void main(String[] args) {\n    int[] array = {3, 44, 38, 5, 47, 15, 36, 26, 27, 2, 46, 4, 19, 50, 48};\n\t\/\/ \u53ea\u9700\u8981\u4fee\u6539\u6210\u5bf9\u5e94\u7684\u65b9\u6cd5\u540d\u5c31\u53ef\u4ee5\u4e86\n    selectionSort(array);\n\n    System.out.println(Arrays.toString(array));\n}<\/code><\/pre>\n\n\n\n
                        \/**\n * Description: \u9009\u62e9\u6392\u5e8f\n *\/\npublic static void selectionSort(int[] array) {\n\tif (array == null || array.length <= 1) {\n\t\treturn;\n\t}\n\n\tint length = array.length;\n\n\tfor (int i = 0; i < length - 1; i++) {\n\t\t\/\/ \u4fdd\u5b58\u6700\u5c0f\u6570\u7684\u7d22\u5f15\n\t\tint minIndex = i;\n\n\t\tfor (int j = i + 1; j < length; j++) {\n\t\t\t\/\/ \u627e\u5230\u6700\u5c0f\u7684\u6570\n\t\t\tif (array[j] < array[minIndex]) {\n\t\t\t\tminIndex = j;\n\t\t\t}\n\t\t}\n\n\t\t\/\/ \u4ea4\u6362\u5143\u7d20\u4f4d\u7f6e\n\t\tif (i != minIndex) {\n\t\t\tswap(array, minIndex, i);\n\t\t}\n\t}\n\n}\n\n\/**\n * Description: \u4ea4\u6362\u5143\u7d20\u4f4d\u7f6e\n *\/\nprivate static void swap(int[] array, int a, int b) {\n\tint temp = array[a];\n\tarray[a] = array[b];\n\tarray[b] = temp;\n}<\/code><\/pre>\n\n\n\n
                        \u7b97\u6cd5\u5206\u6790<\/p>\n\n\n\n
                        \u300c\u6700\u4f73\u60c5\u51b5\uff1aT(n) = O(n2) \u6700\u5dee\u60c5\u51b5\uff1aT(n) = O(n2) \u5e73\u5747\u60c5\u51b5\uff1aT(n) = O(n2)\u300d<\/strong><\/p>\n\n\n\n
                        \u5feb\u901f\u6392\u5e8f<\/h3>\n\n\n\n
                        \u5feb\u901f\u6392\u5e8f\u7684\u57fa\u672c\u601d\u60f3\uff1a\u901a\u8fc7\u4e00\u8d9f\u6392\u5e8f\u5c06\u5f85\u6392\u8bb0\u5f55\u5206\u9694\u6210\u72ec\u7acb\u7684\u4e24\u90e8\u5206\uff0c\u5176\u4e2d\u4e00\u90e8\u5206\u8bb0\u5f55\u7684\u5173\u952e\u5b57\u5747\u6bd4\u53e6\u4e00\u90e8\u5206\u7684\u5173\u952e\u5b57\u5c0f\uff0c\u5219\u53ef\u5206\u522b\u5bf9\u8fd9\u4e24\u90e8\u5206\u8bb0\u5f55\u7ee7\u7eed\u8fdb\u884c\u6392\u5e8f\uff0c\u4ee5\u8fbe\u5230\u6574\u4e2a\u5e8f\u5217\u6709\u5e8f\u3002<\/p>\n\n\n\n
                        \u7b97\u6cd5\u63cf\u8ff0<\/p>\n\n\n\n
                        \u5feb\u901f\u6392\u5e8f\u4f7f\u7528\u5206\u6cbb\u6cd5\u6765\u628a\u4e00\u4e2a\u4e32\uff08list\uff09\u5206\u4e3a\u4e24\u4e2a\u5b50\u4e32\uff08sub-lists\uff09\u3002\u5177\u4f53\u7b97\u6cd5\u63cf\u8ff0\u5982\u4e0b\uff1a<\/p>\n\n\n\n
                        • \u4ece\u6570\u5217\u4e2d\u6311\u51fa\u4e00\u4e2a\u5143\u7d20\uff0c\u79f0\u4e3a \u201c\u57fa\u51c6\u201d\uff08\u300cpivot\u300d<\/strong>\uff09\uff1b<\/li>
                        • \u91cd\u65b0\u6392\u5e8f\u6570\u5217\uff0c\u6240\u6709\u5143\u7d20\u6bd4\u57fa\u51c6\u503c\u5c0f\u7684\u6446\u653e\u5728\u57fa\u51c6\u524d\u9762\uff0c\u6240\u6709\u5143\u7d20\u6bd4\u57fa\u51c6\u503c\u5927\u7684\u6446\u5728\u57fa\u51c6\u7684\u540e\u9762\uff08\u76f8\u540c\u7684\u6570\u53ef\u4ee5\u5230\u4efb\u4e00\u8fb9\uff09\u3002\u5728\u8fd9\u4e2a\u5206\u533a\u9000\u51fa\u4e4b\u540e\uff0c\u8be5\u57fa\u51c6\u5c31\u5904\u4e8e\u6570\u5217\u7684\u4e2d\u95f4\u4f4d\u7f6e\u3002\u8fd9\u4e2a\u79f0\u4e3a\u5206\u533a\uff08partition\uff09\u64cd\u4f5c\uff1b<\/li>
                        • \u9012\u5f52\u5730\uff08recursive\uff09\u628a\u5c0f\u4e8e\u57fa\u51c6\u503c\u5143\u7d20\u7684\u5b50\u6570\u5217\u548c\u5927\u4e8e\u57fa\u51c6\u503c\u5143\u7d20\u7684\u5b50\u6570\u5217\u6392\u5e8f\u3002<\/li><\/ul>\n\n\n\n
                          \u52a8\u56fe\u6f14\u793a<\/p>\n\n\n\n
                          \"\u5feb\u901f\u6392\u5e8f\"
                          \u5feb\u901f\u6392\u5e8f<\/figcaption><\/figure>\n\n\n\n
                          \u4ee3\u7801\u5b9e\u73b0<\/p>\n\n\n\n
                          \u4e0b\u9762\u7684\u6392\u5e8f\u7b97\u6cd5\u7edf\u4e00\u4f7f\u7528\u7684\u6d4b\u8bd5\u4ee3\u7801\u5982\u4e0b\uff0c\u6e90\u7801GitHub\u94fe\u63a5https:\/\/github.com\/JourWon\/sort-algorithm<\/code>\u3002<\/p>\n\n\n\n
                          public static void main(String[] args) {\n    int[] array = {3, 44, 38, 5, 47, 15, 36, 26, 27, 2, 46, 4, 19, 50, 48};\n\t\/\/ \u53ea\u9700\u8981\u4fee\u6539\u6210\u5bf9\u5e94\u7684\u65b9\u6cd5\u540d\u5c31\u53ef\u4ee5\u4e86\n    quickSort(array);\n\n    System.out.println(Arrays.toString(array));\n}<\/code><\/pre>\n\n\n\n
                          \/**\n * Description: \u5feb\u901f\u6392\u5e8f\n *\/\npublic static void quickSort(int[] array) {\n\tquickSort(array, 0, array.length - 1);\n}\n\n\nprivate static void quickSort(int[] array, int left, int right) {\n\tif (array == null || left >= right || array.length <= 1) {\n\t\treturn;\n\t}\n\tint mid = partition(array, left, right);\n\tquickSort(array, left, mid);\n\tquickSort(array, mid + 1, right);\n}\n\n\nprivate static int partition(int[] array, int left, int right) {\n\tint temp = array[left];\n\twhile (right > left) {\n\t\t\/\/ \u5148\u5224\u65ad\u57fa\u51c6\u6570\u548c\u540e\u9762\u7684\u6570\u4f9d\u6b21\u6bd4\u8f83\n\t\twhile (temp <= array[right] && left < right) {\n\t\t\t--right;\n\t\t}\n\t\t\/\/ \u5f53\u57fa\u51c6\u6570\u5927\u4e8e\u4e86 arr[left]\uff0c\u5219\u586b\u5751\n\t\tif (left < right) {\n\t\t\tarray[left] = array[right];\n\t\t\t++left;\n\t\t}\n\t\t\/\/ \u73b0\u5728\u662f arr[right] \u9700\u8981\u586b\u5751\u4e86\n\t\twhile (temp >= array[left] && left < right) {\n\t\t\t++left;\n\t\t}\n\t\tif (left < right) {\n\t\t\tarray[right] = array[left];\n\t\t\t--right;\n\t\t}\n\t}\n\tarray[left] = temp;\n\treturn left;\n}<\/code><\/pre>\n\n\n\n
                          \u7b97\u6cd5\u5206\u6790<\/p>\n\n\n\n
                          \u300c\u6700\u4f73\u60c5\u51b5\uff1aT(n) = O(nlogn) \u6700\u5dee\u60c5\u51b5\uff1aT(n) = O(n2) \u5e73\u5747\u60c5\u51b5\uff1aT(n) = O(nlogn)\u300d<\/strong><\/p>\n\n\n\n
                          \u9012\u5f52<\/h3>\n\n\n\n
                          \u300c\u4ec0\u4e48\u53eb\u9012\u5f52\u300d<\/strong><\/p>\n\n\n\n
                          \u9012\u5f52\u51fd\u6570\u5c31\u662f\u76f4\u63a5\u6216\u95f4\u63a5\u8c03\u7528\u81ea\u8eab\u7684\u51fd\u6570\uff0c\u4e5f\u5c31\u662f\u81ea\u8eab\u8c03\u7528\u81ea\u5df1\u3002<\/p>\n\n\n\n
                          \u300c\u4e00\u822c\u4ec0\u4e48\u65f6\u5019\u4f7f\u7528\u9012\u5f52\uff1f\u300d<\/strong><\/p>\n\n\n\n
                          \u9012\u5f52\u662f\u5e38\u7528\u7684\u7f16\u7a0b\u6280\u672f\uff0c\u5176\u57fa\u672c\u601d\u60f3\u5c31\u662f\u201c\u81ea\u5df1\u8c03\u7528\u81ea\u5df1\u201d\uff0c\u4e00\u4e2a\u4f7f\u7528\u9012\u5f52\u6280\u672f\u7684\u65b9\u6cd5\u5373\u662f\u76f4\u63a5\u6216\u95f4\u63a5\u7684\u8c03\u7528\u81ea\u8eab\u7684\u65b9\u6cd5\u3002\u9012\u5f52\u65b9\u6cd5\u5b9e\u9645\u4e0a\u4f53\u73b0\u4e86\u201c\u4ee5\u6b64\u7c7b\u63a8\u201d\u3001\u201c\u7528\u540c\u6837\u7684\u6b65\u9aa4\u91cd\u590d\u201d\u8fd9\u6837\u7684\u601d\u60f3\u3002<\/p>\n\n\n\n
                          \u8fd8\u6709\u4e9b\u6570\u636e\u7ed3\u6784\u5982\u4e8c\u53c9\u6811\uff0c\u7ed3\u6784\u672c\u8eab\u56fa\u6709\u9012\u5f52\u7279\u6027\uff1b\u6b64\u5916\uff0c\u6709\u4e00\u7c7b\u95ee\u9898\uff0c\u5176\u672c\u8eab\u6ca1\u6709\u660e\u663e\u7684\u9012\u5f52\u7ed3\u6784\uff0c\u4f46\u7528\u9012\u5f52\u7a0b\u5e8f\u6c42\u89e3\u6bd4\u5176\u4ed6\u65b9\u6cd5\u66f4\u5bb9\u6613\u7f16\u5199\u7a0b\u5e8f\u3002<\/p>\n\n\n\n
                          \u300c\u9700\u6ee1\u8db3\u7684\u4e24\u4e2a\u6761\u4ef6\u300d<\/strong><\/p>\n\n\n\n
                          1. \u6709\u53cd\u590d\u6267\u884c\u7684\u8fc7\u7a0b(\u8c03\u7528\u81ea\u8eab)<\/li>
                          2. \u6709\u8df3\u51fa\u53cd\u590d\u6267\u884c\u8fc7\u7a0b\u7684\u6761\u4ef6(\u9012\u5f52\u51fa\u53e3)<\/li><\/ol>\n\n\n\n
                            \u300c\u7ecf\u5178\u95ee\u9898\uff1a\u9636\u4e58\u300d<\/strong><\/p>\n\n\n\n
                            \u9012\u5f52\u9636\u4e58n! = n * (n-1) * (n-2) * ...* 1(n>0)<\/code><\/pre>\n\n\n\n
                            public static Integer recursionMulity(Integer n) {\n    if (n == 1) {\n        return 1;\n    }\n    return n * recursionMulity(n - 1);\n}<\/code><\/pre>\n\n\n\n
                            \u300c\u7ecf\u5178\u95ee\u9898\uff1a\u4e0d\u6b7b\u795e\u5154\uff08\u6590\u6ce2\u90a3\u5951\u6570\u5217\uff09\u300d<\/strong><\/p>\n\n\n\n
                            3\u4e2a\u6708\u8d77\u6bcf\u4e2a\u6708\u90fd\u751f\u4e00\u5bf9\u5154\u5b50\uff0c\u5c0f\u5154\u5b50\u957f\u5230\u7b2c\u4e09\u4e2a\u6708\u540e\u6bcf\u4e2a\u6708\u53c8\u751f\u4e00\u5bf9\u5154\u5b50\uff0c\u5047\u5982\u5154\u5b50\u90fd\u4e0d\u6b7b\uff0c\u95ee\u6bcf\u4e2a\u6708\u7684\u5154\u5b50\u603b\u6570\u4e3a\u591a\u5c11\uff1f<\/p>\n\n\n\n
                            \u5206\u6790\uff1a\u9996\u5148\u6211\u4eec\u8981\u660e\u767d\u9898\u76ee\u7684\u610f\u601d\u6307\u7684\u662f\u6bcf\u4e2a\u6708\u7684\u5154\u5b50\u603b\u5bf9\u6570\uff1b\u5047\u8bbe\u5c06\u5154\u5b50\u5206\u4e3a\u5c0f\u4e2d\u5927\u4e09\u79cd\uff0c\u5154\u5b50\u4ece\u51fa\u751f\u540e\u4e09\u4e2a\u6708\u540e\u6bcf\u4e2a\u6708\u5c31\u4f1a\u751f\u51fa\u4e00\u5bf9\u5154\u5b50\uff0c<\/p>\n\n\n\n
                            \u90a3\u4e48\u6211\u4eec\u5047\u5b9a\u7b2c\u4e00\u4e2a\u6708\u7684\u5154\u5b50\u4e3a\u5c0f\u5154\u5b50\uff0c\u7b2c\u4e8c\u4e2a\u6708\u4e3a\u4e2d\u5154\u5b50\uff0c\u7b2c\u4e09\u4e2a\u6708\u4e4b\u540e\u5c31\u4e3a\u5927\u5154\u5b50\uff0c\u90a3\u4e48\u7b2c\u4e00\u4e2a\u6708\u5206\u522b\u67091\u30010\u30010\uff0c\u7b2c\u4e8c\u4e2a\u6708\u5206\u522b\u4e3a0\u30011\u30010\uff0c<\/p>\n\n\n\n
                            \u7b2c\u4e09\u4e2a\u6708\u5206\u522b\u4e3a1\u30010\u30011\uff0c\u7b2c\u56db\u4e2a\u6708\u5206\u522b\u4e3a,1\u30011\u30011\uff0c\u7b2c\u4e94\u4e2a\u6708\u5206\u522b\u4e3a2\u30011\u30012\uff0c\u7b2c\u516d\u4e2a\u6708\u5206\u522b\u4e3a3\u30012\u30013\uff0c\u7b2c\u4e03\u4e2a\u6708\u5206\u522b\u4e3a5\u30013\u30015\u2026\u2026<\/p>\n\n\n\n
                            \u5154\u5b50\u603b\u6570\u5206\u522b\u4e3a\uff1a1\u30011\u30012\u30013\u30015\u30018\u300113\u2026\u2026<\/p>\n\n\n\n
                            \u4e8e\u662f\u5f97\u51fa\u4e86\u4e00\u4e2a\u89c4\u5f8b\uff0c\u4ece\u7b2c\u4e09\u4e2a\u6708\u8d77\uff0c\u540e\u9762\u7684\u5154\u5b50\u603b\u6570\u90fd\u7b49\u4e8e\u524d\u9762\u4e24\u4e2a\u6708\u7684\u5154\u5b50\u603b\u6570\u4e4b\u548c\uff0c\u5373\u4e3a\u6590\u6ce2\u90a3\u5951\u6570\u5217\u3002<\/p>\n\n\n\n
                            public static int fib(int mon) {\n    if (mon < 2) {\n        return 1;\n    } else {\n        return fib(mon - 1) + fib(mon - 2);\n    }\n}<\/code><\/pre>\n\n\n\n
                            \u4e8c\u5206\u67e5\u627e<\/h3>\n\n\n\n
                            \u5728\u6570\u7ec4[130,150,170,190,210,230,250,270,290,310]\u4e2d\u67e5\u627e\u6570\u5b57190\uff0c\u7ea2\u8272\u4e3a\u4e8c\u5206\u7ebf(\u6298\u534a\u7ebf)\uff0c\u7070\u8272\u4e3a\u67e5\u627e\u533a\u57df\uff0c\u9ed1\u8272\u4e3a\u6392\u9664\u533a\u57df\u3002<\/p>\n\n\n\n
                            \"\u4e8c\u5206\u67e5\u627e\"
                            \u4e8c\u5206\u67e5\u627e<\/figcaption><\/figure>\n\n\n\n
                            \u4e8c\u5206\u67e5\u627e\u4e5f\u79f0\u6298\u534a\u67e5\u627e\uff08Binary Search\uff09\uff0c\u5b83\u662f\u4e00\u79cd\u6548\u7387\u8f83\u9ad8\u7684\u67e5\u627e\u65b9\u6cd5\uff0c\u524d\u63d0\u662f\u300c\u6570\u636e\u7ed3\u6784\u5fc5\u987b\u5148\u6392\u597d\u5e8f\u300d<\/strong>\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u53ef\u4ee5\u8868\u793aO(h)=O(log2n)\uff0c\u4ee52\u4e3a\u5e95\uff0cn\u7684\u5bf9\u6570\u3002\u5176\u7f3a\u70b9\u662f\u8981\u6c42\u5f85\u67e5\u8868\u4e3a\u6709\u5e8f\u8868\uff0c\u4e14\u63d2\u5165\u5220\u9664\u56f0\u96be\u3002<\/p>\n\n\n\n
                            \u300c\u5de6\u52a0\u53f3\u4e0d\u52a0\uff0c\u627e\u53f3\u7f29\u5de6\uff0c\u627e\u5de6\u7f29\u53f3\u300d<\/strong><\/p>\n\n\n\n
                            public class BinarySearch {\n    public static void main(String[] args) {\n        int[] arr = {5, 12, 23, 43, 66, 98, 100};\n        System.out.println(binarySort(arr, 23));\n    }\n\n    \/**\n     * \u5faa\u73af\u5b9e\u73b0\u4e8c\u5206\u67e5\u627e\n     *\n     * @param arr\n     * @param key\n     * @return\n     *\/\n    public static int binarySearch(int[] arr, int key) {\n        \/\/\u7b2c\u4e00\u4e2a\u4e0b\u6807\n        int low = 0;\n        \/\/\u6700\u540e\u4e00\u4e2a\u4e0b\u6807\n        int high = arr.length - 1;\n        int mid = 0;\n        \/\/\u9632\u8d8a\u754c\n        if (key < arr[low] || key > arr[high] || low > high) {\n            return -1;\n        }\n        while (low <= high) {\n            mid = (low + high) >>> 1;\n            if (key < arr[mid]) {\n                high = mid - 1;\n            } else if (key > arr[mid]) {\n                low = mid + 1;\n            } else {\n                return mid;\n            }\n        }\n        return -1;\n    }\n}<\/code><\/pre>\n\n\n\n
                            \u4e8c\u5206\u67e5\u627e\u4e2d\u4e2d\u95f4\u503c\u7684\u8ba1\u7b97<\/p>\n\n\n\n
                            \u8fd9\u662f\u4e00\u4e2a\u7ecf\u5178\u7684\u8bdd\u9898\uff0c\u5982\u4f55\u8ba1\u7b97\u4e8c\u5206\u67e5\u627e\u4e2d\u7684\u4e2d\u503c\uff1f\u5927\u5bb6\u4e00\u822c\u7ed9\u51fa\u4e86\u4e24\u79cd\u8ba1\u7b97\u65b9\u6cd5\uff1a<\/p>\n\n\n\n
                            • \u7b97\u6cd5\u4e00\uff1a mid = (low + high) \/ 2<\/code><\/li>
                            • \u7b97\u6cd5\u4e8c\uff1a mid = low + (high \u2013 low)\/2<\/code><\/li><\/ul>\n\n\n\n
                              \u4e4d\u770b\u8d77\u6765\uff0c\u7b97\u6cd5\u4e00\u7b80\u6d01\uff0c\u7b97\u6cd5\u4e8c\u63d0\u53d6\u4e4b\u540e\uff0c\u8ddf\u7b97\u6cd5\u4e00\u6ca1\u6709\u4ec0\u4e48\u533a\u522b\u3002\u4f46\u662f\u5b9e\u9645\u4e0a\uff0c\u533a\u522b\u662f\u5b58\u5728\u7684\u3002\u7b97\u6cd5\u4e00\u7684\u505a\u6cd5\uff0c\u5728\u6781\u7aef\u60c5\u51b5\u4e0b\uff0c(low + high)\u5b58\u5728\u7740\u6ea2\u51fa\u7684\u98ce\u9669\uff0c\u8fdb\u800c\u5f97\u5230\u9519\u8bef\u7684mid\u7ed3\u679c\uff0c\u5bfc\u81f4\u7a0b\u5e8f\u9519\u8bef\u3002\u800c\u7b97\u6cd5\u4e8c\u80fd\u591f\u4fdd\u8bc1\u8ba1\u7b97\u51fa\u6765\u7684mid\uff0c\u4e00\u5b9a\u5927\u4e8elow\uff0c\u5c0f\u4e8ehigh\uff0c\u4e0d\u5b58\u5728\u6ea2\u51fa\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n
                              \u4e00\u81f4\u6027Hash\u7b97\u6cd5<\/h3>\n\n\n\n
                              \u6982\u8ff0<\/h4>\n\n\n\n
                              \u300c\u4e00\u81f4\u6027Hash\u662f\u4e00\u79cd\u7279\u6b8a\u7684Hash\u7b97\u6cd5\uff0c\u7531\u4e8e\u5176\u5747\u8861\u6027\u3001\u6301\u4e45\u6027\u7684\u6620\u5c04\u7279\u70b9\uff0c\u88ab\u5e7f\u6cdb\u7684\u5e94\u7528\u4e8e\u8d1f\u8f7d\u5747\u8861\u9886\u57df\u548c\u5206\u5e03\u5f0f\u5b58\u50a8\u300d<\/strong>\uff0c\u5982nginx\u548cmemcached\u90fd\u91c7\u7528\u4e86\u4e00\u81f4\u6027Hash\u6765\u4f5c\u4e3a\u96c6\u7fa4\u8d1f\u8f7d\u5747\u8861\u7684\u65b9\u6848\u3002<\/p>\n\n\n\n
                              \u300c\u666e\u901a\u7684Hash\u51fd\u6570\u300d<\/strong>\u6700\u5927\u7684\u4f5c\u7528\u662f\u300c\u6563\u5217\u300d<\/strong>\uff0c\u6216\u8005\u8bf4\u662f\u5c06\u4e00\u7cfb\u5217\u5728\u5f62\u5f0f\u4e0a\u5177\u6709\u76f8\u4f3c\u6027\u8d28\u7684\u6570\u636e\uff0c\u6253\u6563\u6210\u968f\u673a\u7684\u3001\u5747\u5300\u5206\u5e03\u7684\u6570\u636e\u3002\u300c\u4e0d\u96be\u53d1\u73b0\uff0c\u8fd9\u6837\u7684Hash\u53ea\u8981\u96c6\u7fa4\u7684\u6570\u91cfN\u53d1\u751f\u53d8\u5316\uff0c\u4e4b\u524d\u7684\u6240\u6709Hash\u6620\u5c04\u5c31\u4f1a\u5168\u90e8\u5931\u6548\u300d<\/strong>\u3002\u5982\u679c\u96c6\u7fa4\u4e2d\u7684\u6bcf\u4e2a\u673a\u5668\u63d0\u4f9b\u7684\u670d\u52a1\u6ca1\u6709\u5dee\u522b\uff0c\u5012\u4e0d\u4f1a\u4ea7\u751f\u4ec0\u4e48\u5f71\u54cd\uff0c\u4f46\u5bf9\u4e8e\u5206\u5e03\u5f0f\u7f13\u5b58\u8fd9\u6837\u7684\u7cfb\u7edf\u800c\u8a00\uff0c\u6620\u5c04\u5168\u90e8\u5931\u6548\u5c31\u610f\u5473\u7740\u4e4b\u524d\u7684\u7f13\u5b58\u5168\u90e8\u5931\u6548\uff0c\u540e\u679c\u5c06\u4f1a\u662f\u707e\u96be\u6027\u7684\u3002\u300c\u4e00\u81f4\u6027Hash\u901a\u8fc7\u6784\u5efa\u73af\u72b6\u7684Hash\u7a7a\u95f4\u300d<\/strong>\u4ee3\u66ff\u7ebf\u6027Hash\u7a7a\u95f4\u7684\u65b9\u6cd5\u89e3\u51b3\u4e86\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n\n\n\n
                              \u826f\u597d\u7684\u5206\u5e03\u5f0fcahce\u7cfb\u7edf\u4e2d\u7684\u4e00\u81f4\u6027hash\u7b97\u6cd5\u5e94\u8be5\u6ee1\u8db3\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n
                              • \u300c\u5e73\u8861\u6027(Balance)\u300d<\/strong><\/li><\/ul>\n\n\n\n
                                \u5e73\u8861\u6027\u662f\u6307\u54c8\u5e0c\u7684\u7ed3\u679c\u80fd\u591f\u5c3d\u53ef\u80fd\u5206\u5e03\u5230\u6240\u6709\u7684\u7f13\u51b2\u4e2d\u53bb\uff0c\u8fd9\u6837\u53ef\u4ee5\u4f7f\u5f97\u6240\u6709\u7684\u7f13\u51b2\u7a7a\u95f4\u90fd\u5f97\u5230\u5229\u7528\u3002\u5f88\u591a\u54c8\u5e0c\u7b97\u6cd5\u90fd\u80fd\u591f\u6ee1\u8db3\u8fd9\u4e00\u6761\u4ef6\u3002<\/p>\n\n\n\n
                                • \u300c\u5355\u8c03\u6027(Monotonicity)\u300d<\/strong><\/li><\/ul>\n\n\n\n
                                  \u5355\u8c03\u6027\u662f\u6307\u5982\u679c\u5df2\u7ecf\u6709\u4e00\u4e9b\u5185\u5bb9\u901a\u8fc7\u54c8\u5e0c\u5206\u6d3e\u5230\u4e86\u76f8\u5e94\u7684\u7f13\u51b2\u4e2d\uff0c\u53c8\u6709\u65b0\u7684\u7f13\u51b2\u533a\u52a0\u5165\u5230\u7cfb\u7edf\u4e2d\uff0c\u90a3\u4e48\u54c8\u5e0c\u7684\u7ed3\u679c\u5e94\u80fd\u591f\u4fdd\u8bc1\u539f\u6709\u5df2\u5206\u914d\u7684\u5185\u5bb9\u53ef\u4ee5\u88ab\u6620\u5c04\u5230\u65b0\u7684\u7f13\u51b2\u533a\u4e2d\u53bb\uff0c\u800c\u4e0d\u4f1a\u88ab\u6620\u5c04\u5230\u65e7\u7684\u7f13\u51b2\u96c6\u5408\u4e2d\u7684\u5176\u4ed6\u7f13\u51b2\u533a\u3002<\/p>\n\n\n\n
                                  • \u300c\u5206\u6563\u6027(Spread)\u300d<\/strong><\/li><\/ul>\n\n\n\n
                                    \u5728\u5206\u5e03\u5f0f\u73af\u5883\u4e2d\uff0c\u7ec8\u7aef\u6709\u53ef\u80fd\u770b\u4e0d\u5230\u6240\u6709\u7684\u7f13\u51b2\uff0c\u800c\u662f\u53ea\u80fd\u770b\u5230\u5176\u4e2d\u7684\u4e00\u90e8\u5206\u3002\u5f53\u7ec8\u7aef\u5e0c\u671b\u901a\u8fc7\u54c8\u5e0c\u8fc7\u7a0b\u5c06\u5185\u5bb9\u6620\u5c04\u5230\u7f13\u51b2\u4e0a\u65f6\uff0c\u7531\u4e8e\u4e0d\u540c\u7ec8\u7aef\u6240\u89c1\u7684\u7f13\u51b2\u8303\u56f4\u6709\u53ef\u80fd\u4e0d\u540c\uff0c\u4ece\u800c\u5bfc\u81f4\u54c8\u5e0c\u7684\u7ed3\u679c\u4e0d\u4e00\u81f4\uff0c\u6700\u7ec8\u7684\u7ed3\u679c\u662f\u76f8\u540c\u7684\u5185\u5bb9\u88ab\u4e0d\u540c\u7684\u7ec8\u7aef\u6620\u5c04\u5230\u4e0d\u540c\u7684\u7f13\u51b2\u533a\u4e2d\u3002\u8fd9\u79cd\u60c5\u51b5\u663e\u7136\u662f\u5e94\u8be5\u907f\u514d\u7684\uff0c\u56e0\u4e3a\u5b83\u5bfc\u81f4\u76f8\u540c\u5185\u5bb9\u88ab\u5b58\u50a8\u5230\u4e0d\u540c\u7f13\u51b2\u4e2d\u53bb\uff0c\u964d\u4f4e\u4e86\u7cfb\u7edf\u5b58\u50a8\u7684\u6548\u7387\u3002\u5206\u6563\u6027\u7684\u5b9a\u4e49\u5c31\u662f\u4e0a\u8ff0\u60c5\u51b5\u53d1\u751f\u7684\u4e25\u91cd\u7a0b\u5ea6\u3002\u597d\u7684\u54c8\u5e0c\u7b97\u6cd5\u5e94\u80fd\u591f\u5c3d\u91cf\u907f\u514d\u4e0d\u4e00\u81f4\u7684\u60c5\u51b5\u53d1\u751f\uff0c\u4e5f\u5c31\u662f\u5c3d\u91cf\u964d\u4f4e\u5206\u6563\u6027\u3002<\/p>\n\n\n\n
                                    • \u300c\u8d1f\u8f7d(Load)\u300d<\/strong><\/li><\/ul>\n\n\n\n
                                      \u8d1f\u8f7d\u95ee\u9898\u5b9e\u9645\u4e0a\u662f\u4ece\u53e6\u4e00\u4e2a\u89d2\u5ea6\u770b\u5f85\u5206\u6563\u6027\u95ee\u9898\u3002\u65e2\u7136\u4e0d\u540c\u7684\u7ec8\u7aef\u53ef\u80fd\u5c06\u76f8\u540c\u7684\u5185\u5bb9\u6620\u5c04\u5230\u4e0d\u540c\u7684\u7f13\u51b2\u533a\u4e2d\uff0c\u90a3\u4e48\u5bf9\u4e8e\u4e00\u4e2a\u7279\u5b9a\u7684\u7f13\u51b2\u533a\u800c\u8a00\uff0c\u4e5f\u53ef\u80fd\u88ab\u4e0d\u540c\u7684\u7528\u6237\u6620\u5c04\u4e3a\u4e0d\u540c\u7684\u5185\u5bb9\u3002\u4e0e\u5206\u6563\u6027\u4e00\u6837\uff0c\u8fd9\u79cd\u60c5\u51b5\u4e5f\u662f\u5e94\u5f53\u907f\u514d\u7684\uff0c\u56e0\u6b64\u597d\u7684\u54c8\u5e0c\u7b97\u6cd5\u5e94\u80fd\u591f\u5c3d\u91cf\u964d\u4f4e\u7f13\u51b2\u7684\u8d1f\u8377\u3002<\/p>\n\n\n\n
                                      • \u300c\u5e73\u6ed1\u6027(Smoothness)\u300d<\/strong><\/li><\/ul>\n\n\n\n
                                        \u5e73\u6ed1\u6027\u662f\u6307\u7f13\u5b58\u670d\u52a1\u5668\u7684\u6570\u76ee\u5e73\u6ed1\u6539\u53d8\u548c\u7f13\u5b58\u5bf9\u8c61\u7684\u5e73\u6ed1\u6539\u53d8\u662f\u4e00\u81f4\u7684\u3002<\/p>\n\n\n\n
                                        \u4e00\u81f4\u6027Hash\u7b97\u6cd5\u539f\u7406<\/h4>\n\n\n\n
                                        \u7b80\u5355\u6765\u8bf4\uff0c\u4e00\u81f4\u6027\u54c8\u5e0c\u5c06\u6574\u4e2a\u54c8\u5e0c\u503c\u7a7a\u95f4\u7ec4\u7ec7\u6210\u4e00\u4e2a\u865a\u62df\u7684\u5706\u73af\uff0c\u5982\u5047\u8bbe\u67d0\u54c8\u5e0c\u51fd\u6570H\u7684\u503c\u7a7a\u95f4\u4e3a0-232-1\uff08\u5373\u54c8\u5e0c\u503c\u662f\u4e00\u4e2a32\u4f4d\u65e0\u7b26\u53f7\u6574\u5f62\uff09\uff0c\u6574\u4e2a\u54c8\u5e0c\u7a7a\u95f4\u73af\u5982\u4e0b\uff1a\u6574\u4e2a\u7a7a\u95f4\u6309\u987a\u65f6\u9488\u65b9\u5411\u7ec4\u7ec7\u30020\u548c232-1\u5728\u96f6\u70b9\u4e2d\u65b9\u5411\u91cd\u5408\u3002<\/p>\n\n\n\n
                                        \"\u4e00\u81f4\u6027Hash\u7b97\u6cd5\u539f\u7406\"
                                        \u4e00\u81f4\u6027Hash\u7b97\u6cd5\u539f\u7406<\/figcaption><\/figure>\n\n\n\n
                                        \u4e0b\u4e00\u6b65\u5c06\u5404\u4e2a\u670d\u52a1\u5668\u4f7f\u7528Hash\u8fdb\u884c\u4e00\u6b21\u54c8\u5e0c\uff0c\u5177\u4f53\u53ef\u4ee5\u9009\u62e9\u670d\u52a1\u5668\u7684ip\u6216\u4e3b\u673a\u540d\u4f5c\u4e3a\u5173\u952e\u5b57\u8fdb\u884c\u54c8\u5e0c\uff0c\u8fd9\u6837\u6bcf\u53f0\u673a\u5668\u5c31\u80fd\u786e\u5b9a\u5176\u5728\u54c8\u5e0c\u73af\u4e0a\u7684\u4f4d\u7f6e\uff0c\u8fd9\u91cc\u5047\u8bbe\u5c06\u4e0a\u6587\u4e2d\u56db\u53f0\u670d\u52a1\u5668\u4f7f\u7528ip\u5730\u5740\u54c8\u5e0c\u540e\u5728\u73af\u7a7a\u95f4\u7684\u4f4d\u7f6e\u5982\u4e0b\uff1a<\/p>\n\n\n\n
                                        \"\"<\/figure>\n\n\n\n
                                        \u63a5\u4e0b\u6765\u4f7f\u7528\u5982\u4e0b\u7b97\u6cd5\u5b9a\u4f4d\u6570\u636e\u8bbf\u95ee\u5230\u76f8\u5e94\u670d\u52a1\u5668\uff1a\u5c06\u6570\u636ekey\u4f7f\u7528\u76f8\u540c\u7684\u51fd\u6570Hash\u8ba1\u7b97\u51fa\u54c8\u5e0c\u503c\uff0c\u5e76\u786e\u5b9a\u6b64\u6570\u636e\u5728\u73af\u4e0a\u7684\u4f4d\u7f6e\uff0c\u4ece\u6b64\u4f4d\u7f6e\u6cbf\u73af\u987a\u65f6\u9488\u201c\u884c\u8d70\u201d\uff0c\u7b2c\u4e00\u53f0\u9047\u5230\u7684\u670d\u52a1\u5668\u5c31\u662f\u5176\u5e94\u8be5\u5b9a\u4f4d\u5230\u7684\u670d\u52a1\u5668\u3002<\/p>\n\n\n\n
                                        \u4f8b\u5982\u6211\u4eec\u6709Object A\u3001Object B\u3001Object C\u3001Object D\u56db\u4e2a\u6570\u636e\u5bf9\u8c61\uff0c\u7ecf\u8fc7\u54c8\u5e0c\u8ba1\u7b97\u540e\uff0c\u5728\u73af\u7a7a\u95f4\u4e0a\u7684\u4f4d\u7f6e\u5982\u4e0b\uff1a<\/p>\n\n\n\n
                                        \"\u54c8\u5e0c\u8ba1\u7b97\"
                                        \u54c8\u5e0c\u8ba1\u7b97<\/figcaption><\/figure>\n\n\n\n
                                        \u6839\u636e\u4e00\u81f4\u6027\u54c8\u5e0c\u7b97\u6cd5\uff0c\u6570\u636eA\u4f1a\u88ab\u5b9a\u4e3a\u5230Node A\u4e0a\uff0cB\u88ab\u5b9a\u4e3a\u5230Node B\u4e0a\uff0cC\u88ab\u5b9a\u4e3a\u5230Node C\u4e0a\uff0cD\u88ab\u5b9a\u4e3a\u5230Node D\u4e0a\u3002<\/p>\n\n\n\n
                                        \u300c\u4e0b\u9762\u5206\u6790\u4e00\u81f4\u6027\u54c8\u5e0c\u7b97\u6cd5\u7684\u5bb9\u9519\u6027\u548c\u53ef\u6269\u5c55\u6027\u300d<\/strong>\u3002\u73b0\u5047\u8bbeNode C\u4e0d\u5e78\u5b95\u673a\uff0c\u53ef\u4ee5\u770b\u5230\u6b64\u65f6\u5bf9\u8c61A\u3001B\u3001D\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\uff0c\u53ea\u6709C\u5bf9\u8c61\u88ab\u91cd\u5b9a\u4f4d\u5230Node D\u3002\u4e00\u822c\u7684\uff0c\u5728\u4e00\u81f4\u6027\u54c8\u5e0c\u7b97\u6cd5\u4e2d\uff0c\u5982\u679c\u4e00\u53f0\u670d\u52a1\u5668\u4e0d\u53ef\u7528\uff0c\u5219\u53d7\u5f71\u54cd\u7684\u6570\u636e\u4ec5\u4ec5\u662f\u6b64\u670d\u52a1\u5668\u5230\u5176\u73af\u7a7a\u95f4\u4e2d\u524d\u4e00\u53f0\u670d\u52a1\u5668\uff08\u5373\u6cbf\u7740\u9006\u65f6\u9488\u65b9\u5411\u884c\u8d70\u9047\u5230\u7684\u7b2c\u4e00\u53f0\u670d\u52a1\u5668\uff09\u4e4b\u95f4\u6570\u636e\uff0c\u5176\u5b83\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002<\/p>\n\n\n\n
                                        \u4e0b\u9762\u8003\u8651\u53e6\u5916\u4e00\u79cd\u60c5\u51b5\uff0c\u5982\u679c\u5728\u7cfb\u7edf\u4e2d\u589e\u52a0\u4e00\u53f0\u670d\u52a1\u5668Node X\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n
                                        \"\u5bb9\u9519\u6027\u548c\u53ef\u6269\u5c55\u6027\"
                                        \u5bb9\u9519\u6027\u548c\u53ef\u6269\u5c55\u6027<\/figcaption><\/figure>\n\n\n\n
                                        \u6b64\u65f6\u5bf9\u8c61Object A\u3001B\u3001D\u4e0d\u53d7\u5f71\u54cd\uff0c\u53ea\u6709\u5bf9\u8c61C\u9700\u8981\u91cd\u5b9a\u4f4d\u5230\u65b0\u7684Node X \u3002\u4e00\u822c\u7684\uff0c\u5728\u4e00\u81f4\u6027\u54c8\u5e0c\u7b97\u6cd5\u4e2d\uff0c\u5982\u679c\u589e\u52a0\u4e00\u53f0\u670d\u52a1\u5668\uff0c\u5219\u53d7\u5f71\u54cd\u7684\u6570\u636e\u4ec5\u4ec5\u662f\u65b0\u670d\u52a1\u5668\u5230\u5176\u73af\u7a7a\u95f4\u4e2d\u524d\u4e00\u53f0\u670d\u52a1\u5668\uff08\u5373\u6cbf\u7740\u9006\u65f6\u9488\u65b9\u5411\u884c\u8d70\u9047\u5230\u7684\u7b2c\u4e00\u53f0\u670d\u52a1\u5668\uff09\u4e4b\u95f4\u6570\u636e\uff0c\u5176\u5b83\u6570\u636e\u4e5f\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002<\/p>\n\n\n\n
                                        \u7efc\u4e0a\u6240\u8ff0\uff0c\u4e00\u81f4\u6027\u54c8\u5e0c\u7b97\u6cd5\u5bf9\u4e8e\u8282\u70b9\u7684\u589e\u51cf\u90fd\u53ea\u9700\u91cd\u5b9a\u4f4d\u73af\u7a7a\u95f4\u4e2d\u7684\u4e00\u5c0f\u90e8\u5206\u6570\u636e\uff0c\u5177\u6709\u8f83\u597d\u7684\u5bb9\u9519\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002<\/p>\n\n\n\n
                                        \u300cJava\u4ee3\u7801\u5b9e\u73b0\u300d<\/strong><\/p>\n\n\n\n
                                        public class ConsistentHash<T> {\n\n    \/**\n     * \u8282\u70b9\u7684\u590d\u5236\u56e0\u5b50,\u5b9e\u9645\u8282\u70b9\u4e2a\u6570 * numberOfReplicas = \u865a\u62df\u8282\u70b9\u4e2a\u6570\n     *\/\n    private final int numberOfReplicas;\n    \/**\n     * \u5b58\u50a8\u865a\u62df\u8282\u70b9\u7684hash\u503c\u5230\u771f\u5b9e\u8282\u70b9\u7684\u6620\u5c04\n     *\/\n    private final SortedMap<Integer, T> circle = new TreeMap<Integer, T>();\n\n    public ConsistentHash(int numberOfReplicas, Collection<T> nodes) {\n        this.numberOfReplicas = numberOfReplicas;\n        for (T node : nodes) {\n            add(node);\n        }\n    }\n\n    public void add(T node) {\n        for (int i = 0; i < numberOfReplicas; i++) {\n            \/\/ \u5bf9\u4e8e\u4e00\u4e2a\u5b9e\u9645\u673a\u5668\u8282\u70b9 node, \u5bf9\u5e94 numberOfReplicas \u4e2a\u865a\u62df\u8282\u70b9\n            \/*\n             * \u4e0d\u540c\u7684\u865a\u62df\u8282\u70b9(i\u4e0d\u540c)\u6709\u4e0d\u540c\u7684hash\u503c,\u4f46\u90fd\u5bf9\u5e94\u540c\u4e00\u4e2a\u5b9e\u9645\u673a\u5668node\n             * \u865a\u62dfnode\u4e00\u822c\u662f\u5747\u8861\u5206\u5e03\u5728\u73af\u4e0a\u7684,\u6570\u636e\u5b58\u50a8\u5728\u987a\u65f6\u9488\u65b9\u5411\u7684\u865a\u62dfnode\u4e0a\n             *\/\n            String nodestr = node.toString() + i;\n            int hashcode = nodestr.hashCode();\n            System.out.println(\"hashcode:\" + hashcode);\n            circle.put(hashcode, node);\n\n        }\n    }\n\n    public void remove(T node) {\n        for (int i = 0; i < numberOfReplicas; i++) {\n            circle.remove((node.toString() + i).hashCode());\n        }\n    }\n\n\n    \/**\n     * \u83b7\u5f97\u4e00\u4e2a\u6700\u8fd1\u7684\u987a\u65f6\u9488\u8282\u70b9,\u6839\u636e\u7ed9\u5b9a\u7684key \u53d6Hash\n     * \u7136\u540e\u518d\u53d6\u5f97\u987a\u65f6\u9488\u65b9\u5411\u4e0a\u6700\u8fd1\u7684\u4e00\u4e2a\u865a\u62df\u8282\u70b9\u5bf9\u5e94\u7684\u5b9e\u9645\u8282\u70b9\n     * \u518d\u4ece\u5b9e\u9645\u8282\u70b9\u4e2d\u53d6\u5f97 \u6570\u636e\n     *\n     * @param key\n     * @return\n     *\/\n    public T get(Object key) {\n        if (circle.isEmpty()) {\n            return null;\n        }\n        \/\/ node \u7528String\u6765\u8868\u793a,\u83b7\u5f97node\u5728\u54c8\u5e0c\u73af\u4e2d\u7684hashCode\n        int hash = key.hashCode();\n        System.out.println(\"hashcode----->:\" + hash);\n        \/\/\u6570\u636e\u6620\u5c04\u5728\u4e24\u53f0\u865a\u62df\u673a\u5668\u6240\u5728\u73af\u4e4b\u95f4,\u5c31\u9700\u8981\u6309\u987a\u65f6\u9488\u65b9\u5411\u5bfb\u627e\u673a\u5668\n        if (!circle.containsKey(hash)) {\n            SortedMap<Integer, T> tailMap = circle.tailMap(hash);\n            hash = tailMap.isEmpty() ? circle.firstKey() : tailMap.firstKey();\n        }\n        return circle.get(hash);\n    }\n\n    public long getSize() {\n        return circle.size();\n    }\n\n    \/**\n     * \u67e5\u770b\u8868\u793a\u6574\u4e2a\u54c8\u5e0c\u73af\u4e2d\u5404\u4e2a\u865a\u62df\u8282\u70b9\u4f4d\u7f6e\n     *\/\n    public void testBalance() {\n        \/\/\u83b7\u5f97TreeMap\u4e2d\u6240\u6709\u7684Key\n        Set<Integer> sets = circle.keySet();\n        \/\/\u5c06\u83b7\u5f97\u7684Key\u96c6\u5408\u6392\u5e8f\n        SortedSet<Integer> sortedSets = new TreeSet<Integer>(sets);\n        for (Integer hashCode : sortedSets) {\n            System.out.println(hashCode);\n        }\n\n        System.out.println(\"----each location 's distance are follows: ----\");\n        \/*\n         * \u67e5\u770b\u76f8\u90bb\u4e24\u4e2ahashCode\u7684\u5dee\u503c\n         *\/\n        Iterator<Integer> it = sortedSets.iterator();\n        Iterator<Integer> it2 = sortedSets.iterator();\n        if (it2.hasNext()) {\n            it2.next();\n        }\n        long keyPre, keyAfter;\n        while (it.hasNext() && it2.hasNext()) {\n            keyPre = it.next();\n            keyAfter = it2.next();\n            System.out.println(keyAfter - keyPre);\n        }\n    }\n\n    public static void main(String[] args) {\n        Set<String> nodes = new HashSet<String>();\n        nodes.add(\"A\");\n        nodes.add(\"B\");\n        nodes.add(\"C\");\n\n        ConsistentHash<String> consistentHash = new ConsistentHash<String>(2, nodes);\n        consistentHash.add(\"D\");\n\n        System.out.println(\"hash circle size: \" + consistentHash.getSize());\n        System.out.println(\"location of each node are follows: \");\n        consistentHash.testBalance();\n\n        String node = consistentHash.get(\"apple\");\n        System.out.println(\"node----------->:\" + node);\n    }\n}<\/code><\/pre>\n
                                        \"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/<\/p>
                                        \u6700\u540e\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u4e2a\u4eba\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e1a\u4f59\u8349\uff08yyucao\uff09\uff01\u53ef\u52a0\u4f5c\u8005\u5fae\u4fe1\u53f7\uff1axttblog2<\/font>\u3002\u5907\u6ce8\uff1a\u201c1\u201d\uff0c\u6dfb\u52a0\u535a\u4e3b\u5fae\u4fe1\u62c9\u4f60\u8fdb\u5fae\u4fe1\u7fa4\u3002\u5907\u6ce8\u9519\u8bef\u4e0d\u4f1a\u540c\u610f\u597d\u53cb\u7533\u8bf7\u3002<\/b>\u518d\u6b21\u611f\u8c22\u60a8\u7684\u5173\u6ce8\uff01\u540e\u7eed\u6709\u7cbe\u5f69\u5185\u5bb9\u4f1a\u7b2c\u4e00\u65f6\u95f4\u53d1\u7ed9\u60a8\uff01\u539f\u521b\u6587\u7ae0\u6295\u7a3f\u8bf7\u53d1\u9001\u81f3532009913@qq.com\u90ae\u7bb1\u3002\u5546\u52a1\u5408\u4f5c\u4e5f\u53ef\u6dfb\u52a0\u4f5c\u8005\u5fae\u4fe1\u8fdb\u884c\u8054\u7cfb\uff01<\/p>
                                        \u672c\u6587\u539f\u6587\u51fa\u5904\uff1a\u4e1a\u4f59\u8349<\/a>\uff1a » \u67b6\u6784\u8bbe\u8ba1&\u5206\u5e03\u5f0f&\u6570\u636e\u7ed3\u6784\u4e0e\u7b97\u6cd5\u9762\u8bd5\u9898\uff082022\u6700\u65b0\u7248\uff09<\/a><\/p>","protected":false},"excerpt":{"rendered":"
                                        \u67b6\u6784\u8bbe\u8ba1 \u8bf7\u5217\u4e3e\u51fa\u5728JDK\u4e2d\u51e0\u4e2a\u5e38\u7528\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff1f \u5355\u4f8b\u6a21\u5f0f\uff08Singleton pattern\uff09\u7528\u4e8eRunti […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[2014,1842,504,76,502],"class_list":["post-5304","post","type-post","status-publish","format-standard","hentry","category-java","tag-base","tag-cap","tag-504","tag-76","tag-502"],"_links":{"self":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/5304","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5304"}],"version-history":[{"count":1,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/5304\/revisions"}],"predecessor-version":[{"id":5305,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/5304\/revisions\/5305"}],"wp:attachment":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5304"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5304"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5304"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}