Java RpcDispatcher类代码示例

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
public void start() throws Exception {
    int     c;
    RspList rsps;

    channel=new JChannel(); // default props
    disp=new RpcDispatcher(channel, null, this, this);
    channel.connect("rpc-test");
    
    while(true) {
        System.out.println("[x]: exit [s]: send sync group RPC");
        System.out.flush();
        c=System.in.read();
        switch(c) {
            case 'x':
                channel.close();
                disp.stop();
            return;
        case 's':
            rsps=sendGroupRpc();
            System.out.println("responses:\n" + rsps);
            break;
        }
        
        System.in.skip(System.in.available());
    }
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
/**
 * Tests the deadlock resolution using self-calls on a single channel. The deadlock detection
 * is turned on so the method call should go straight through. If there is a problem, JUnit will
 * timeout.
 *
 * @throws Exception
 */
public void testOneChannel() throws Exception {
    c1 = createChannel(true);
    ServerObject serverObject = new ServerObject("obj1");
    RpcDispatcher disp=new RpcDispatcher(c1, serverObject);
    serverObject.setRpcDispatcher(disp);
    c1.connect(name);
    Address localAddress = c1.getAddress();

    // call the nested group method on itself
    MethodCall call = new MethodCall("outerMethod", new Object[0], new Class[0]);
    log("calling outerMethod() on all members");
    RspList rspList = disp.callRemoteMethods(null, call, new RequestOptions(ResponseMode.GET_ALL, 0));
    log("results of outerMethod(): " + rspList);

    Assert.assertEquals(1, rspList.size());
    assertEquals("outerMethod[innerMethod]", rspList.getValue(localAddress));
    assertTrue(rspList.isReceived(localAddress));
    assertFalse(rspList.isSuspected(localAddress));
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
/**
 * Tests the deadlock resolution using two different channels. The deadlock detection
 * is turned on. It implements the following scenario:
 *
 * Channel1                              Channel2
 *    |                                     |
 *    + -------------------------------> outerMethod()
 *    |                                    RPC
 *    |                                     |
 *    |                                     |
 *    |                                     |
 *    | <-- innerMethod() <-----------------+ ---------+
 *    |                                     |          |
 *    |                                     | <-- innerMethod()
 *
 * If there is a deadlock, JUnit will timeout and fail the test.
 *
 */
public void testTwoChannels() throws Throwable {
    ServerObject obj1, obj2 = null;

    c1 = createChannel(true);
    obj1 = new ServerObject("obj1");
    RpcDispatcher disp1=new RpcDispatcher(c1, obj1);
    obj1.setRpcDispatcher(disp1);
    c1.connect(name);

    c2 = createChannel(c1);
    obj2 = new ServerObject("obj2");
    RpcDispatcher disp2=new RpcDispatcher(c2, obj2);
    obj2.setRpcDispatcher(disp2);
    c2.connect(name);
    Address localAddress2 = c2.getAddress();

    // call a point-to-point method on Member 2 that triggers a nested distributed RPC
    MethodCall call = new MethodCall("outerMethod", new Object[0], new Class[0]);
    log("calling outerMethod() on " + localAddress2);
    Object retval = disp1.callRemoteMethod(localAddress2, call, new RequestOptions(ResponseMode.GET_ALL, 0));
    log("results of outerMethod(): " + retval);
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
public void testTwoChannelsWithInitialMulticast() throws Exception {
    ServerObject obj1, obj2 = null;

    c1 = createChannel(true);
    obj1 = new ServerObject("obj1");
    RpcDispatcher disp1=new RpcDispatcher(c1, obj1);
    obj1.setRpcDispatcher(disp1);
    c1.connect(name);

    c2 = createChannel(c1);
    obj2 = new ServerObject("obj2");
    RpcDispatcher disp2=new RpcDispatcher(c2, obj2);
    obj2.setRpcDispatcher(disp2);
    c2.connect(name);

    Vector<Address> dests=new Vector<>();
    dests.add(c1.getAddress());
    dests.add(c2.getAddress());

    // call a point-to-point method on Member 2 that triggers a nested distributed RPC
    MethodCall call = new MethodCall("outerMethod", new Object[0], new Class[0]);
    log("calling outerMethod() on all members");
    RspList rsps = disp1.callRemoteMethods(dests, call, new RequestOptions(ResponseMode.GET_ALL, 0));
    log("results of outerMethod():\n" + rsps);
    Assert.assertEquals(2, rsps.size());
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
@BeforeMethod
protected void setUp() throws Exception {
	a = createNode(LON, "A");
	b = createNode(LON, "B");
	al=new MyReceiver("A");
	bl=new MyReceiver("B");
	rpca = new RpcDispatcher(a, al, al, new ServerObject(a, 1));
	rpcb = new RpcDispatcher(b, bl, bl, new ServerObject(b, 1));
	
	x = createNode(SFO, "X");
	y = createNode(SFO, "Y");
	xl=new MyReceiver("X");
	yl=new MyReceiver("Y");
	rpcx = new RpcDispatcher(x, xl, xl, new ServerObject(x, 1));
	rpcy = new RpcDispatcher(y, yl, yl, new ServerObject(y, 1));
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
public void startup() throws Throwable
{
   disp = new RpcDispatcher(channel, null, this, this);

   disp.setMethodLookup(new MethodLookup()
   {
      @Override
      public Method findMethod(short key)
      {
         return methods.get(key);
      }
   });

   if (clusterName == null)
      clusterName = "jca";


   channel.connect(clusterName);
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
public void setApplicationProperty(Long sessionId, String key, String value) {
	try {
		RpcDispatcher dispatcher = getDispatcher();
		if (dispatcher != null)
			dispatcher.callRemoteMethods(null, "setApplicationProperty", new Object[] { sessionId, key, value }, new Class[] { Long.class, String.class, String.class }, SolverServerImplementation.sAllResponses);
		else
			iServer.setApplicationProperty(sessionId, key, value);
	} catch (Exception e) {
		sLog.error("Failed to update the application property " + key + " along the cluster: " + e.getMessage(), e);
	}
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
public void setLoggingLevel(String name, Integer level) {
	try {
		RpcDispatcher dispatcher = getDispatcher();
		if (dispatcher != null)
			dispatcher.callRemoteMethods(null, "setLoggingLevel", new Object[] { name, level }, new Class[] { String.class, Integer.class }, SolverServerImplementation.sAllResponses);
		else
			iServer.setLoggingLevel(name, level);
	} catch (Exception e) {
		sLog.error("Failed to update the logging level for " + name + " along the cluster: " + e.getMessage(), e);
	}
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
public OnlineStudentSchedulingGenericUpdater(RpcDispatcher dispatcher, OnlineStudentSchedulingContainerRemote container) {
	super();
	iDispatcher = dispatcher;
	iContainer = container;
	setDaemon(true);
	setName("Updater[generic]");
	iSleepTimeInSeconds = ApplicationProperty.OnlineSchedulingQueueLoadInterval.intValue(); 
	iLog = Logger.getLogger(OnlineStudentSchedulingGenericUpdater.class + ".updater[generic]"); 
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
public QuoteClient() {
    super();
    try {
        channel=new JChannel(props);
        channel.setDiscardOwnMessages(true);
        disp=new RpcDispatcher(channel, null, this, this);
        channel.connect(channel_name);
    }
    catch(Exception e) {
        System.err.println("QuoteClient(): " + e);
    }
    addWindowListener(this);
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
public void start() {
    try {
        channel=new JChannel(props);
        disp=new RpcDispatcher(channel, this, this, this);
        channel.connect(channel_name);
        System.out.println("\nQuote Server started at " + new Date());
        System.out.println("Joined channel '" + channel_name + "' (" + channel.getView().size() + " members)");
        channel.getState(null, 0);
        System.out.println("Ready to serve requests");
    }
    catch(Exception e) {
        log.error("QuoteServer.start() : " + e);
        System.exit(-1);
    }
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
@BeforeMethod
protected void setup() throws Exception {
    a=create("A");
    b=create("B");
    da=new RpcDispatcher(a, this);
    db=new RpcDispatcher(b, this);
    a.connect("FlowControlUnitTest");
    b.connect("FlowControlUnitTest");
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
public CacheManager(Vertx vertx, JChannel channel) {
    this.channel = channel;

    this.multiMapService = new DefaultRpcMultiMapService();
    this.mapService = new DefaultRpcMapService();

    RpcServerObjDelegate server_obj = new RpcServerObjDelegate(mapService, multiMapService);
    // Don't want to loose the channel receiver.
    this.dispatcher = new RpcDispatcher(this.channel, this, channel.getReceiver(), server_obj);
    this.dispatcher.setMethodLookup(server_obj.getMethodLookup());

    this.executorService = new DefaultRpcExecutorService(vertx, dispatcher);
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
public JGroupsOutputStream(RpcDispatcher disp, List<Address> dests, Serializable stateId, short methodOffset, boolean sendCreate) throws IOException {
    this.disp=disp;
    this.dests=dests;
    this.stateId=stateId;
    this.methodOffset = methodOffset;
    if (sendCreate) {
     try {
     	disp.callRemoteMethods(this.dests, new MethodCall(methodOffset, new Object[] {stateId}), new RequestOptions(ResponseMode.GET_NONE, 0).setAnycasting(dests != null));
     } catch(Exception e) {
     	throw new IOException(e);
     }
    }
}
 

import org.jgroups.blocks.RpcDispatcher; //导入依赖的package包/类
private RpcDispatcher getDispatcher() {
	if (iServer instanceof SolverServerImplementation)
		return ((SolverServerImplementation)iServer).getDispatcher();
	return null;
}