java连接jmx的mp

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package com.test;   import javax.management.MBeanServerConnection; import javax.management.remote.JMXConnector; import javax.management.remote.JMXConnectorFactory; import javax.management.remote.JMXServiceURL; import java.security.Security; import java.util.HashMap;   /**  * @author zhouyi  * @description  * @date 2021/8/26 9:08  */ public class JmxClientTest {     final static String RMI_URL = "service:jmx:jmxmp://127.0.0.1:7200";         /**      * 需要引入jar:      * 在java环境中jre/lib/ext中加入jar: jmxremote_optional.jar      * 在测试用例项目中引入jar: bean-validator-4.0.0.Alpha3.jar      */     public static void main(String[] args) throws Exception {         HashMap<String, Object> env = new HashMap<>();         Security.addProvider(new com.sun.jdmk.security.sasl.Provider());         env.put("jmx.remote.profiles", "SASL/PLAIN");         env.put("jmx.remote.sasl.callback.handler",new UserPasswordCallBackHandler("thanos","thanos123.com"));         JMXConnector jmxConnector = JMXConnectorFactory.connect(new JMXServiceURL(RMI_URL), env);         MBeanServerConnection mBeanServer = jmxConnector.getMBeanServerConnection();         System.out.println("MBean count = " + mBeanServer.getMBeanCount());         String[] domains = mBeanServer.getDomains();         for (String doMain : domains) {             System.out.println("JmxDomain:" + doMain);         }         System.out.println("====== Catalina Jmx =====");     }   }

　　

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package com.test;   import java.io.IOException;   import javax.security.auth.callback.Callback; import javax.security.auth.callback.CallbackHandler; import javax.security.auth.callback.NameCallback; import javax.security.auth.callback.PasswordCallback; import javax.security.auth.callback.UnsupportedCallbackException;   /**  * @author zhouyi  * @description  * @date 2021/8/25 17:00  */ public class UserPasswordCallBackHandler implements CallbackHandler{     /**      * The username to be provided when prompted.      */     private String username;       /**      * The password to be provided when prompted.      */     private String password;       /**      * Create a new NamePasswordCallbackHandler (required Cams default      * constructor that is dynamically called by the authentication server).      */     public UserPasswordCallBackHandler() {         this.username = null;         this.password = null;     }       /**      * Create a new NamePasswordCallbackHandler (optional constructor used to      * facilitate testing).      *      * @param username      *            the username to provide when prompted.      * @param password      *            the password to provide when prompted.      */     public UserPasswordCallBackHandler(String username, String password) {         this.username = username;         this.password = password;     }       /**      * Set the username.      *      * @param username      *            the username to be provided to a NameCallback.      */     public void setUsername(String username) {         if (username == null) {             this.username = "";             return;         }           this.username = username;     }       /**      * Set the password.      *      * @param password      *            the password to be provided to a PasswordCallback.      */     public void setPassword(String password) {         if (password == null) {             this.password = "";             return;         }           this.password = password;     }       /**      * Retrieve or display the information requested in the provided Callbacks.      * The handle method implementation checks the instance(s) of the Callback      * object(s) passed in to retrieve or display the requested information.      *      * @param callbacks      *            an array of Callback objects provided by an underlying      *            security service which contains the information requested to      *            be retrieved or displayed.      *      * @exception IOException      *                if an input or output error ocurrs      * @exception UnsupportedCallbackException      *                if the implementation of this method does not support one      *                or more of the Callbacks specified in the callbacks      *                parameter      */     public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {         // Loop over all Callbacks         for (int i = 0; i < callbacks.length; i++) {             Callback cb = callbacks[i];               if (cb instanceof NameCallback) {                 ((NameCallback) cb).setName(username);             } else if (cb instanceof PasswordCallback) {                 // JAAS specifies that the password is a char[]                 ((PasswordCallback) cb).setPassword(password.toCharArray());             } else {                 throw new UnsupportedCallbackException(cb, "Unrecognized Callback");             }         }     } }