Java ChannelData.setMessage方法代码示例

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
public ChannelData createData(CoordinationMessage msg, MemberImpl local) {
    msg.write();
    ChannelData data = new ChannelData(true);
    data.setAddress(local);
    data.setMessage(msg.getBuffer());
    data.setOptions(Channel.SEND_OPTIONS_USE_ACK);
    data.setTimestamp(System.currentTimeMillis());
    return data;
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
protected void sendPingMessage(Member[] members) {
    if ( members == null || members.length == 0 ) return;
    ChannelData data = new ChannelData(true);//generates a unique Id
    data.setAddress(getLocalMember(false));
    data.setTimestamp(System.currentTimeMillis());
    data.setOptions(getOptionFlag());
    data.setMessage(new XByteBuffer(TCP_PING_DATA, false));
    try {
        super.sendMessage(members, data, null);
    }catch (ChannelException x) {
        log.warn("Unable to send TCP ping.",x);
    }
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
protected void sendMemberMessage(Member[] members, byte[] message) throws ChannelException {
    if ( members == null || members.length == 0 ) return;
    ChannelData data = new ChannelData(true);
    data.setAddress(getLocalMember(false));
    data.setTimestamp(System.currentTimeMillis());
    data.setOptions(getOptionFlag());
    data.setMessage(new XByteBuffer(message, false));
    super.sendMessage(members, data, null);
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
public static void main(String[] args) throws Exception {
    Member mbr = new MemberImpl("localhost", 9999, 0);
    ChannelData data = new ChannelData();
    data.setAddress(mbr);
    byte[] buf = new byte[8192 * 4];
    data.setMessage(new XByteBuffer(buf, false));
    buf = XByteBuffer.createDataPackage(data);
    len = buf.length;
    NioReceiver receiver = new NioReceiver();
    receiver.setPort(9999);
    receiver.setHost("localhost");
    MyList list = new MyList();
    receiver.setMessageListener(list);
    receiver.start();
    System.out.println("Listening on 9999");
    while (true) {
        try {
            synchronized (mutex) {
                mutex.wait(5000);
                if ( start != 0 ) {
                    System.out.println("Throughput " + df.format(mb / seconds) + " MB/seconds, messages "+count+" accepts "+accept+", total "+mb+" MB.");
                }
            }
        }catch (Throwable x) {
            x.printStackTrace();
        }
    }
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
public synchronized ChannelData getMessage(Member mbr) {
    String msg = "Thread-"+Thread.currentThread().getName()+" Message:"+inc();
    ChannelData data = new ChannelData(true);
    data.setMessage(new XByteBuffer(msg.getBytes(),false));
    data.setAddress(mbr);

    return data;
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
protected void sendMemberMessage(Member[] members, byte[] message) throws ChannelException {
	if (members == null || members.length == 0)
		return;
	ChannelData data = new ChannelData(true);
	data.setAddress(getLocalMember(false));
	data.setTimestamp(System.currentTimeMillis());
	data.setOptions(getOptionFlag());
	data.setMessage(new XByteBuffer(message, false));
	super.sendMessage(members, data, null);
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
public ChannelData createData(CoordinationMessage msg, MemberImpl local) {
	msg.write();
	ChannelData data = new ChannelData(true);
	data.setAddress(local);
	data.setMessage(msg.getBuffer());
	data.setOptions(Channel.SEND_OPTIONS_USE_ACK);
	data.setTimestamp(System.currentTimeMillis());
	return data;
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
protected void sendPingMessage(Member[] members) {
	if (members == null || members.length == 0)
		return;
	ChannelData data = new ChannelData(true);// generates a unique Id
	data.setAddress(getLocalMember(false));
	data.setTimestamp(System.currentTimeMillis());
	data.setOptions(getOptionFlag());
	data.setMessage(new XByteBuffer(TCP_PING_DATA, false));
	try {
		super.sendMessage(members, data, null);
	} catch (ChannelException x) {
		log.warn("Unable to send TCP ping.", x);
	}
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
public synchronized ChannelData getMessage(Member mbr) {
    String msg = "Thread-"+Thread.currentThread().getName()+" Message:"+inc();
    ChannelData data = new ChannelData(true);
    data.setMessage(new XByteBuffer(msg.getBytes(),false));
    data.setAddress(mbr);
    
    return data;
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
/**
 *
 * @param destination Member[] - destination.length > 0
 * @param msg Serializable - the message to send
 * @param options int - sender options, options can trigger guarantee levels and different interceptors to
 * react to the message see class documentation for the <code>Channel</code> object.<br>
 * @param handler - callback object for error handling and completion notification, used when a message is
 * sent asynchronously using the <code>Channel.SEND_OPTIONS_ASYNCHRONOUS</code> flag enabled.
 * @return UniqueId - the unique Id that was assigned to this message
 * @throws ChannelException - if an error occurs processing the message
 * @see org.apache.catalina.tribes.Channel
 */
@Override
public UniqueId send(Member[] destination, Serializable msg, int options, ErrorHandler handler) throws ChannelException {
    if ( msg == null ) throw new ChannelException("Cant send a NULL message");
    XByteBuffer buffer = null;
    try {
        if ( destination == null || destination.length == 0) throw new ChannelException("No destination given");
        ChannelData data = new ChannelData(true);//generates a unique Id
        data.setAddress(getLocalMember(false));
        data.setTimestamp(System.currentTimeMillis());
        byte[] b = null;
        if ( msg instanceof ByteMessage ){
            b = ((ByteMessage)msg).getMessage();
            options = options | SEND_OPTIONS_BYTE_MESSAGE;
        } else {
            b = XByteBuffer.serialize(msg);
            options = options & (~SEND_OPTIONS_BYTE_MESSAGE);
        }
        data.setOptions(options);
        //XByteBuffer buffer = new XByteBuffer(b.length+128,false);
        buffer = BufferPool.getBufferPool().getBuffer(b.length+128, false);
        buffer.append(b,0,b.length);
        data.setMessage(buffer);
        InterceptorPayload payload = null;
        if ( handler != null ) {
            payload = new InterceptorPayload();
            payload.setErrorHandler(handler);
        }
        getFirstInterceptor().sendMessage(destination, data, payload);
        if ( Logs.MESSAGES.isTraceEnabled() ) {
            Logs.MESSAGES.trace("GroupChannel - Sent msg:" + new UniqueId(data.getUniqueId()) + " at " +new java.sql.Timestamp(System.currentTimeMillis())+ " to "+Arrays.toNameString(destination));
            Logs.MESSAGES.trace("GroupChannel - Send Message:" + new UniqueId(data.getUniqueId()) + " is " +msg);
        }

        return new UniqueId(data.getUniqueId());
    }catch ( Exception x ) {
        if ( x instanceof ChannelException ) throw (ChannelException)x;
        throw new ChannelException(x);
    } finally {
        if ( buffer != null ) BufferPool.getBufferPool().returnBuffer(buffer);
    }
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
protected static boolean memberAlive(Member mbr, byte[] msgData,
                                     boolean sendTest, boolean readTest,
                                     long readTimeout, long conTimeout,
                                     int optionFlag) {
    //could be a shutdown notification
    if ( Arrays.equals(mbr.getCommand(),Member.SHUTDOWN_PAYLOAD) ) return false;

    Socket socket = new Socket();
    try {
        InetAddress ia = InetAddress.getByAddress(mbr.getHost());
        InetSocketAddress addr = new InetSocketAddress(ia, mbr.getPort());
        socket.setSoTimeout((int)readTimeout);
        socket.connect(addr, (int) conTimeout);
        if ( sendTest ) {
            ChannelData data = new ChannelData(true);
            data.setAddress(mbr);
            data.setMessage(new XByteBuffer(msgData,false));
            data.setTimestamp(System.currentTimeMillis());
            int options = optionFlag | Channel.SEND_OPTIONS_BYTE_MESSAGE;
            if ( readTest ) options = (options | Channel.SEND_OPTIONS_USE_ACK);
            else options = (options & (~Channel.SEND_OPTIONS_USE_ACK));
            data.setOptions(options);
            byte[] message = XByteBuffer.createDataPackage(data);
            socket.getOutputStream().write(message);
            if ( readTest ) {
                int length = socket.getInputStream().read(message);
                return length > 0;
            }
        }//end if
        return true;
    } catch ( SocketTimeoutException sx) {
        //do nothing, we couldn't connect
    } catch ( ConnectException cx) {
        //do nothing, we couldn't connect
    }catch (Exception x ) {
        log.error("Unable to perform failure detection check, assuming member down.",x);
    } finally {
        try {socket.close(); } catch ( Exception ignore ){}
    }
    return false;
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
public static void main(String[] args) throws Exception {
    Selector selector;
    synchronized (Selector.class) {
        // Selector.open() isn't thread safe
        // http://bugs.sun.com/view_bug.do?bug_id=6427854
        // Affects 1.6.0_29, fixed in 1.7.0_01
        selector = Selector.open();
    }
    Member mbr = new MemberImpl("localhost", 9999, 0);
    ChannelData data = new ChannelData();
    data.setOptions(Channel.SEND_OPTIONS_BYTE_MESSAGE);
    data.setAddress(mbr);
    byte[] buf = new byte[8192 * 4];
    data.setMessage(new XByteBuffer(buf,false));
    buf = XByteBuffer.createDataPackage(data);
    int len = buf.length;
    BigDecimal total = new BigDecimal((double)0);
    BigDecimal bytes = new BigDecimal((double)len);
    NioSender sender = new NioSender();
    sender.setDestination(mbr);
    sender.setDirectBuffer(true);
    sender.setSelector(selector);
    sender.setTxBufSize(1024*1024);
    sender.connect();
    sender.setMessage(buf);
    System.out.println("Writing to 9999");
    long start = 0;
    double mb = 0;
    boolean first = true;
    int count = 0;
    DecimalFormat df = new DecimalFormat("##.00");
    while (count<100000) {
        if (first) {
            first = false;
            start = System.currentTimeMillis();
        }
        sender.setMessage(buf);
        int selectedKeys = 0;
        try {
            selectedKeys = selector.select(0);
        } catch (Exception e) {
            e.printStackTrace();
            continue;
        }

        if (selectedKeys == 0) {
            continue;
        }

        Iterator<SelectionKey> it = selector.selectedKeys().iterator();
        while (it.hasNext()) {
            SelectionKey sk = it.next();
            it.remove();
            try {
                int readyOps = sk.readyOps();
                sk.interestOps(sk.interestOps() & ~readyOps);
                if (sender.process(sk, false)) {
                    total = total.add(bytes);
                    sender.reset();
                    sender.setMessage(buf);
                    mb += ( (double) len) / 1024 / 1024;
                    if ( ( (++count) % 10000) == 0) {
                        long time = System.currentTimeMillis();
                        double seconds = ( (double) (time - start)) / 1000;
                        System.out.println("Throughput " + df.format(mb / seconds) + " MB/seconds, total "+mb+" MB, total "+total+" bytes.");
                    }
                }

            } catch (Throwable t) {
                t.printStackTrace();
                return;
            }
        }
        selector.selectedKeys().clear();
    }
    System.out.println("Complete, sleeping 15 seconds");
    Thread.sleep(15000);
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
/**
 *
 * @param destination
 *            Member[] - destination.length > 0
 * @param msg
 *            Serializable - the message to send
 * @param options
 *            int - sender options, options can trigger guarantee levels and
 *            different interceptors to react to the message see class
 *            documentation for the <code>Channel</code> object.<br>
 * @param handler
 *            - callback object for error handling and completion
 *            notification, used when a message is sent asynchronously using
 *            the <code>Channel.SEND_OPTIONS_ASYNCHRONOUS</code> flag
 *            enabled.
 * @return UniqueId - the unique Id that was assigned to this message
 * @throws ChannelException
 *             - if an error occurs processing the message
 * @see org.apache.catalina.tribes.Channel
 */
@Override
public UniqueId send(Member[] destination, Serializable msg, int options, ErrorHandler handler)
		throws ChannelException {
	if (msg == null)
		throw new ChannelException("Cant send a NULL message");
	XByteBuffer buffer = null;
	try {
		if (destination == null || destination.length == 0)
			throw new ChannelException("No destination given");
		ChannelData data = new ChannelData(true);// generates a unique Id
		data.setAddress(getLocalMember(false));
		data.setTimestamp(System.currentTimeMillis());
		byte[] b = null;
		if (msg instanceof ByteMessage) {
			b = ((ByteMessage) msg).getMessage();
			options = options | SEND_OPTIONS_BYTE_MESSAGE;
		} else {
			b = XByteBuffer.serialize(msg);
			options = options & (~SEND_OPTIONS_BYTE_MESSAGE);
		}
		data.setOptions(options);
		// XByteBuffer buffer = new XByteBuffer(b.length+128,false);
		buffer = BufferPool.getBufferPool().getBuffer(b.length + 128, false);
		buffer.append(b, 0, b.length);
		data.setMessage(buffer);
		InterceptorPayload payload = null;
		if (handler != null) {
			payload = new InterceptorPayload();
			payload.setErrorHandler(handler);
		}
		getFirstInterceptor().sendMessage(destination, data, payload);
		if (Logs.MESSAGES.isTraceEnabled()) {
			Logs.MESSAGES.trace("GroupChannel - Sent msg:" + new UniqueId(data.getUniqueId()) + " at "
					+ new java.sql.Timestamp(System.currentTimeMillis()) + " to "
					+ Arrays.toNameString(destination));
			Logs.MESSAGES.trace("GroupChannel - Send Message:" + new UniqueId(data.getUniqueId()) + " is " + msg);
		}

		return new UniqueId(data.getUniqueId());
	} catch (Exception x) {
		if (x instanceof ChannelException)
			throw (ChannelException) x;
		throw new ChannelException(x);
	} finally {
		if (buffer != null)
			BufferPool.getBufferPool().returnBuffer(buffer);
	}
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
protected static boolean memberAlive(Member mbr, byte[] msgData, boolean sendTest, boolean readTest,
		long readTimeout, long conTimeout, int optionFlag) {
	// could be a shutdown notification
	if (Arrays.equals(mbr.getCommand(), Member.SHUTDOWN_PAYLOAD))
		return false;

	Socket socket = new Socket();
	try {
		InetAddress ia = InetAddress.getByAddress(mbr.getHost());
		InetSocketAddress addr = new InetSocketAddress(ia, mbr.getPort());
		socket.setSoTimeout((int) readTimeout);
		socket.connect(addr, (int) conTimeout);
		if (sendTest) {
			ChannelData data = new ChannelData(true);
			data.setAddress(mbr);
			data.setMessage(new XByteBuffer(msgData, false));
			data.setTimestamp(System.currentTimeMillis());
			int options = optionFlag | Channel.SEND_OPTIONS_BYTE_MESSAGE;
			if (readTest)
				options = (options | Channel.SEND_OPTIONS_USE_ACK);
			else
				options = (options & (~Channel.SEND_OPTIONS_USE_ACK));
			data.setOptions(options);
			byte[] message = XByteBuffer.createDataPackage(data);
			socket.getOutputStream().write(message);
			if (readTest) {
				int length = socket.getInputStream().read(message);
				return length > 0;
			}
		} // end if
		return true;
	} catch (SocketTimeoutException sx) {
		// do nothing, we couldn't connect
	} catch (ConnectException cx) {
		// do nothing, we couldn't connect
	} catch (Exception x) {
		log.error("Unable to perform failure detection check, assuming member down.", x);
	} finally {
		try {
			socket.close();
		} catch (Exception ignore) {
		}
	}
	return false;
}
 

import org.apache.catalina.tribes.io.ChannelData; //导入方法依赖的package包/类
/**
 *
 * @param destination Member[] - destination.length > 1
 * @param msg Serializable - the message to send
 * @param options int - sender options, options can trigger guarantee levels and different interceptors to
 * react to the message see class documentation for the <code>Channel</code> object.<br>
 * @param handler - callback object for error handling and completion notification, used when a message is
 * sent asynchronously using the <code>Channel.SEND_OPTIONS_ASYNCHRONOUS</code> flag enabled.
 * @return UniqueId - the unique Id that was assigned to this message
 * @throws ChannelException - if an error occurs processing the message
 * @see org.apache.catalina.tribes.Channel
 */
@Override
public UniqueId send(Member[] destination, Serializable msg, int options, ErrorHandler handler) throws ChannelException {
    if ( msg == null ) throw new ChannelException("Cant send a NULL message");
    XByteBuffer buffer = null;
    try {
        if ( destination == null || destination.length == 0) throw new ChannelException("No destination given");
        ChannelData data = new ChannelData(true);//generates a unique Id
        data.setAddress(getLocalMember(false));
        data.setTimestamp(System.currentTimeMillis());
        byte[] b = null;
        if ( msg instanceof ByteMessage ){
            b = ((ByteMessage)msg).getMessage();
            options = options | SEND_OPTIONS_BYTE_MESSAGE;
        } else {
            b = XByteBuffer.serialize(msg);
            options = options & (~SEND_OPTIONS_BYTE_MESSAGE);
        }
        data.setOptions(options);
        //XByteBuffer buffer = new XByteBuffer(b.length+128,false);
        buffer = BufferPool.getBufferPool().getBuffer(b.length+128, false);
        buffer.append(b,0,b.length);
        data.setMessage(buffer);
        InterceptorPayload payload = null;
        if ( handler != null ) {
            payload = new InterceptorPayload();
            payload.setErrorHandler(handler);
        }
        getFirstInterceptor().sendMessage(destination, data, payload);
        if ( Logs.MESSAGES.isTraceEnabled() ) {
            Logs.MESSAGES.trace("GroupChannel - Sent msg:" + new UniqueId(data.getUniqueId()) + " at " +new java.sql.Timestamp(System.currentTimeMillis())+ " to "+Arrays.toNameString(destination));
            Logs.MESSAGES.trace("GroupChannel - Send Message:" + new UniqueId(data.getUniqueId()) + " is " +msg);
        }

        return new UniqueId(data.getUniqueId());
    }catch ( Exception x ) {
        if ( x instanceof ChannelException ) throw (ChannelException)x;
        throw new ChannelException(x);
    } finally {
        if ( buffer != null ) BufferPool.getBufferPool().returnBuffer(buffer);
    }
}