Package org.jgroups.util

Examples of org.jgroups.util.Buffer

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            return buf == null? null : marshaller.objectFromByteBuffer(buf);
        }

        public Buffer objectToBuffer(Object obj) throws Exception {
            byte[] buf=marshaller.objectToByteBuffer(obj);
            return new Buffer(buf, 0, buf.length);
        }
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        receiver=null;
        super.stop();
    }

    void sendMcastDiscoveryRequest(Message msg) {
        Buffer           buf;
        DatagramPacket   packet;
        DataOutputStream out=null;

        try {
            if(msg.getSrc() == null)
                msg.setSrc(local_addr);
            out_stream.reset();
            out=new DataOutputStream(out_stream);
            msg.writeTo(out);
            out.flush(); // flushes contents to out_stream
            buf=new Buffer(out_stream.getRawBuffer(), 0, out_stream.size());
            packet=new DatagramPacket(buf.getBuf(), buf.getOffset(), buf.getLength(), mcast_addr, mcast_port);
            discovery_reception.reset();
            if(mcast_send_sockets != null) {
                MulticastSocket s;
                for(int i=0; i < mcast_send_sockets.length; i++) {
                    s=mcast_send_sockets[i];
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            }
            help();
            return;
        }

        Buffer buf;
        List<Message> list=new LinkedList<Message>();
        ClassConfigurator.getInstance(true);
        long start=System.currentTimeMillis();
        long stop;
        for(int i=0; i < num; i++) {
            Message m=new Message(new IpAddress(addr, 5555), new IpAddress(addr, 6666), new byte[256]);
            if(add_headers)
                addHeaders(m);
            list.add(m);
        }

        start=System.currentTimeMillis();
        buf=Util.msgListToByteBuffer(list);
        stop=System.currentTimeMillis();
        System.out.println("Marshalling a message list of " + list.size() + " elements took " + (stop - start) + "ms.");

        start=System.currentTimeMillis();
        List<Message> list2=Util.byteBufferToMessageList(buf.getBuf(), buf.getOffset(), buf.getLength());
        stop=System.currentTimeMillis();
        System.out.println("Unmarshalling a message list of " + list2.size() + " elements took " + (stop - start) + "ms.");
    }
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            tmp.writeTo(dos);
        }

        dos.close();
        stop=System.currentTimeMillis();
        buf=new Buffer(output.getRawBuffer(), 0, output.size());
        System.out.println("** marshalled buffer size=" + buf.getLength() + " bytes");
        retval.add(new Long(buf.getLength()));

        total=stop-start;
        retval.add(new Long(total));
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            Message m=new Message(new IpAddress(addr, 5555), new IpAddress(addr, 6666), new byte[1000]);
            if(add_headers)
                addHeaders(m);

            ExposedByteArrayOutputStream msg_data=new ExposedByteArrayOutputStream();
            Buffer jgbuf;

                DataOutputStream dos=new DataOutputStream(msg_data);
                m.writeTo(dos);
                dos.close();

            jgbuf=new Buffer(msg_data.getRawBuffer(), 0, msg_data.size());

            ByteArrayInputStream msg_in_data=new ByteArrayInputStream(jgbuf.getBuf(), jgbuf.getOffset(), jgbuf.getLength());
            Message m2=(Message)Message.class.newInstance();

                DataInputStream dis=new DataInputStream(msg_in_data);
                m2.readFrom(dis);
                dis.close();
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        _testMessage(new Message(null, new IpAddress("localhost", 5000), null));
        _testMessage(new Message(null, new IpAddress("localhost", 5000), "bela"));
    }

    private static void _testMessage(Message msg) throws Exception {
        Buffer buf=Util.messageToByteBuffer(msg);
        Message msg2=Util.byteBufferToMessage(buf.getBuf(), buf.getOffset(), buf.getLength());
        assertEquals(msg.getSrc(), msg2.getSrc());
        assertEquals(msg.getDest(), msg2.getDest());
        assertEquals(msg.getLength(), msg2.getLength());
    }
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        receiver=null;
        super.stop();
    }

    void sendMcastDiscoveryRequest(Message msg) {
        Buffer           buf;
        DatagramPacket   packet;
        DataOutputStream out=null;

        try {
            if(msg.getSrc() == null)
                msg.setSrc(local_addr);
            out_stream.reset();
            out=new DataOutputStream(out_stream);
            msg.writeTo(out);
            out.flush(); // flushes contents to out_stream
            buf=new Buffer(out_stream.getRawBuffer(), 0, out_stream.size());
            packet=new DatagramPacket(buf.getBuf(), buf.getOffset(), buf.getLength(), mcast_addr, mcast_port);
            discovery_reception.reset();
            if(mcast_send_sockets != null) {
                MulticastSocket s;
                for(int i=0; i < mcast_send_sockets.length; i++) {
                    s=mcast_send_sockets[i];
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      if (recipient != null) msg.setDest(recipient);
      return msg;
   }

   private static Buffer marshallCall(Marshaller marshaller, ReplicableCommand command) {
      Buffer buf;
      try {
         buf = marshaller.objectToBuffer(command);
      } catch (Exception e) {
         throw new RuntimeException("Failure to marshal argument(s)", e);
      }
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      // Replay capability requires responses from all members!
      /// HACK ALERT!  Used for ISPN-1789.  Enable RSVP if the command is a state transfer control command or cache view control command.
      boolean rsvp = command instanceof StateTransferControlCommand || command instanceof CacheViewControlCommand;

      Response retval;
      Buffer buf;
      buf = marshallCall(marshaller, command);
      retval = card.sendMessage(constructMessage(buf, destination, oob, mode, rsvp),
                                new RequestOptions(mode, timeout));

      // we only bother parsing responses if we are not in ASYNC mode.
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      /// HACK ALERT!  Used for ISPN-1789.  Enable RSVP if the command is a cache view control command.
      boolean rsvp = command instanceof CacheViewControlCommand;

      RspList<Object> retval = null;
      Buffer buf;
      if (broadcast || FORCE_MCAST) {
         buf = marshallCall(marshaller, command);
         retval = card.castMessage(dests, constructMessage(buf, null, oob, mode, rsvp),
                                   new RequestOptions(mode, timeout, false, filter));
      } else {
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Related Classes of org.jgroups.util.Buffer

  • org.infinispan.remoting.AsynchronousInvocationTest
  • org.infinispan.remoting.transport.jgroups.CommandAwareRpcDispatcher
  • org.infinispan.remoting.transport.jgroups.CommandAwareRpcDispatcher$ReplicationTask
  • org.infinispan.remoting.transport.jgroups.JGroupsTransport
  • org.infinispan.remoting.transport.jgroups.MarshallerAdapter
  • org.infinispan.stats.wrappers.ExtendedStatisticRpcManager
  • org.jboss.as.clustering.CoreGroupCommunicationService$RequestMarshallerImpl
  • org.jboss.as.clustering.CoreGroupCommunicationService$ResponseMarshallerImpl
  • org.jboss.as.clustering.impl.CoreGroupCommunicationService$RequestMarshallerImpl
  • org.jboss.as.clustering.impl.CoreGroupCommunicationService$ResponseMarshallerImpl
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