RemoteServiceFactory.java

package com.jqmobile.core.server.rmi;

import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.rmi.Remote;
import java.rmi.RemoteException;
import java.rmi.registry.LocateRegistry;
import java.rmi.registry.Registry;
import java.sql.Connection;

import com.jqmobile.core.server.rmi.test.IRMITest;
import com.jqmobile.core.server.rmi.test.RMIDirectSocketFactory;
import com.jqmobile.core.server.rmi.test.User;
import com.jqmobile.core.server.service.ServiceFactory;

/**
 * <p>2014-4-1废弃，后续请使用com.jqmobile.core.server.rmi2.RemoteServiceFactory</p>
 * <p>接口最后有效期为2014-12
 *
 * <p>Copyright: 版权所有 (c) 2002 - 2015<br>
 * Company: 久其</p>
 *
 * @author modi  qq:411051729
 * @version 2014年4月1日
 */
@Deprecated
public class RemoteServiceFactory extends ServiceFactory{
	private final static RMIDirectSocketFactory rmiFactory = new RMIDirectSocketFactory();
	public static void main(String[] args) {
//		RemoteManagerFactory.setRemoteIp("10.2.5.86");
		IRMITest r = RemoteServiceFactory.instance(IRMITest.class);
		User u = r.login("userName", "password");
		System.out.println(u);
	}
	private final static RemoteServiceFactory mf = new RemoteServiceFactory();
	private String session;//远程相应回话机制
	private String remoteIp="127.0.0.1";
	private Integer remotePort=9700;
	private String username;
	private String password;
	private RemoteServiceFactory(){
	}
	public RemoteServiceFactory(String ip){
		this(ip, 9700);
	}
	public RemoteServiceFactory(String ip, int port){
		this.remoteIp = ip;
		this.remotePort = port;
	}
	public void setUsername(String username) {
		this.username = username;
	}
	public void setPassword(String password) {
		this.password = password;
	}
	public String getSession() {
		return session;
	}
	/**
	 * 实例化Manager
	 * @param c
	 * @return
	 */
	public static <T> T instance(Class<T> c){
		return mf.instanceService(c);
	}
	public static void setRemoteIp(String remoteIp) {
		mf.remoteIp = remoteIp;
	}
	public static void setRemotePort(int remotePort) {
		mf.remotePort = remotePort;
	}
	public static void setUserName(String username){
		mf.setUsername(username);
	}
	public static void setPassWord(String password){
		mf.setPassword(password);
	}
	//=============================================================

	@Override
	protected InvocationHandler getInvocationHandler(Class<?> c) {
		return new RemoteBaseInvocationHandler(c, this);
	}

	@Override
	public Connection newConnection() {
		return null;
	}
		
	//=============================================================
	static final class RemoteBaseInvocationHandler implements InvocationHandler{
		private Class<?> c;
		private RemoteServiceFactory f;
		RemoteBaseInvocationHandler(Class<?> c, RemoteServiceFactory remoteManagerFactory){
			this.c=c;
			this.f = remoteManagerFactory;
		}
		@Override
		public Object invoke(Object proxy, Method method, Object[] args)
				throws Throwable {
			String ip = f.remoteIp;//==null?"127.0.0.1":f.remoteIp;
			int port = f.remotePort;//==null?9700:f.remotePort;
			Registry r = LocateRegistry.getRegistry(ip, port, rmiFactory);
			Remote remote = r.lookup(IRmiRemote.class.getName());
			L1: if(remote instanceof IRmiRemote){
				if(null == f.session){
					f.session = login((IRmiRemote)remote);
				}
				IRmiRemote mf = (IRmiRemote)remote;
				RmiRemote rmi = new RmiRemote();
				rmi.setManagerClass(c.getName());
				rmi.setMethod(method.getName());
				rmi.setArgs(args);
				rmi.setSession(f.session);
				try {
					return mf.invoke(rmi);
				} catch (Throwable e) {
					Throwable e1 = e;
					int i=6;
					while(null != e1 && !(e1 instanceof RmiException) && i-->0){
						e1 = e1.getCause();
					}
					if(null != e1 && e1 instanceof RmiException){
						f.session = null;
						int code = ((RmiException) e1).getCode();
						switch (code) {
						case RmiException.RMI_RequestIP_Error:
							break;
						case RmiException.RMI_AboveMaxConn_Error:
							break;
						case RmiException.RMI_Password_Error:
							break;
						case RmiException.RMI_NotFoundUsername_Error:
							break;
						case RmiException.RMI_Session_Error:
							f.session = null;
							break L1;
						default:
							break;
						}
					}
					throw e;
//					e.printStackTrace();
				}
			}
			throw new RemoteException("未能找到远程代理对象，请检查是否注册远程代理，远程地址或端口是否正确");
		}
		private String login(IRmiRemote remote) throws RemoteException {
			RmiRemote rmi = new RmiRemote();
			rmi.setManagerClass("com.jqmobile.core.server.rmi.IRmiLogin");
			rmi.setMethod("login");
			rmi.setArgs(f.username,f.password);
			return (String) remote.invoke(rmi);
		}
	}
}