nnectException: Connection refused: connect]
at javax.management.remote.rmi.RMIConnectorServer.newIOException(Unknown Source)
at javax.management.remote.rmi.RMIConnectorServer.start(Unknown Source)
at com.test.jmx.HelloAgent.main(HelloAgent.java:44)
Caused by: javax.naming.ServiceUnavailableException [Root exception is java.rmi.ConnectException: Connection refused to host: localhost; nested exception is:
java.net.ConnectException: Connection refused: connect]
at com.sun.jndi.rmi.registry.RegistryContext.bind(Unknown Source)
at com.sun.jndi.toolkit.url.GenericURLContext.bind(Unknown Source)
at javax.naming.InitialContext.bind(Unknown Source)
at javax.management.remote.rmi.RMIConnectorServer.bind(Unknown Source)
... 2 more
Caused by: java.rmi.ConnectException: Connection refused to host: localhost; nested exception is:
java.net.ConnectException: Connection refused: connect
at sun.rmi.transport.tcp.TCPEndpoint.newSocket(Unknown Source)
at sun.rmi.transport.tcp.TCPChannel.createConnection(Unknown Source)
at sun.rmi.transport.tcp.TCPChannel.newConnection(Unknown Source)
at sun.rmi.server.UnicastRef.newCall(Unknown Source)
at sun.rmi.registry.RegistryImpl_Stub.bind(Unknown Source)
... 6 more
Caused by: java.net.ConnectException: Connection refused: connect
at java.net.DualStackPlainSocketImpl.connect0(Native Method)
at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source)
at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source)
at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source)
at java.net.AbstractPlainSocketImpl.connect(Unknown Source)
at java.net.PlainSocketImpl.connect(Unknown Source)
at java.net.SocksSocketImpl.connect(Unknown Source)
at java.net.Socket.connect(Unknown Source)
at java.net.Socket.connect(Unknown Source)
at java.net.Socket.<init>(Unknown Source)
at java.net.Socket.<init>(Unknown Source)
at sun.rmi.transport.proxy.RMIDirectSocketFactory.createSocket(Unknown Source)
at sun.rmi.transport.proxy.RMIMasterSocketFactory.createSocket(Unknown Source)
... 11 more
当然，这也就其他的解决办法：运行 %JAVA_HOME%/bin/rmiregistry.exe 1099就有和那行代码一样的效果。
我们不仅可以通过JConsole作为客户端采用rmi的方式来进行管理，我们同样可以采用自定义程序作为客户端来连接JMXConnectorServer管理MBean.
package com.test.jmx;
import java.io.IOException;
import java.util.Iterator;
import java.util.Set;
import javax.management.Attribute;
import javax.management.AttributeNotFoundException;
import javax.management.InstanceNotFoundException;
import javax.management.IntrospectionException;
import javax.management.InvalidAttributeva lueException;
import javax.management.MBeanException;
import javax.management.MBeanInfo;
import javax.management.MBeanServerConnection;
import javax.management.MBeanServerInvocationHandler;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectInstance;
import javax.management.ObjectName;
import javax.management.ReflectionException;
import javax.management.remote.JMXConnector;
import javax.management.remote.JMXConnectorFactory;
import javax.management.remote.JMXServiceURL;
public class Client {
pub