Package org.jboss.netty.channel

Examples of org.jboss.netty.channel.ChannelStateEvent

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   {
      super.handleUpstream(ctx, e);
      // Try to remove entry from Map if already exists
      if (e instanceof ChannelStateEvent)
      {
         ChannelStateEvent evt = (ChannelStateEvent) e;
         if (evt.getState() == ChannelState.CONNECTED)
         {
            if (evt.getValue() == null)
            {
               // DISCONNECTED but was this channel blocked or not
               if (isBlocked(ctx))
               {
                  // remove inetsocketaddress from set since this channel was not blocked before
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    */
   public void handleUpstream(ChannelHandlerContext ctx, ChannelEvent e) throws Exception
   {
      if (e instanceof ChannelStateEvent)
      {
         ChannelStateEvent evt = (ChannelStateEvent) e;
         switch (evt.getState())
         {
            case OPEN :
            case BOUND :
               // Special case: OPEND and BOUND events are before CONNECTED,
               // but CLOSED and UNBOUND events are after DISCONNECTED: should those events be blocked too?
               if (isBlocked(ctx) && !continues(ctx, evt))
               {
                  // don't pass to next level since channel was blocked early
                  return;
               }
               else
               {
                  ctx.sendUpstream(e);
                  return;
               }
            case CONNECTED :
               if (evt.getValue() != null)
               {
                  // CONNECTED
                  InetSocketAddress inetSocketAddress = (InetSocketAddress) e.getChannel().getRemoteAddress();
                  if (!accept(ctx, e, inetSocketAddress))
                  {
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    @Override
    public void handleUpstream(ChannelHandlerContext ctx, ChannelEvent e)
        throws Exception {
      if (e instanceof ChannelStateEvent) {
        LOG.debug(e.toString());
        ChannelStateEvent cse = (ChannelStateEvent)e;
        if ((cse.getState() == ChannelState.OPEN) && (Boolean.FALSE.equals(cse.getValue()))) {
          // Server closed connection; disconnect client side
          LOG.debug("Remote peer " + remoteAddr + " closed connection.");
          disconnect(false, true, null);
        }
      }
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    private void handleServerSocket(ChannelEvent e) {
        if (!(e instanceof ChannelStateEvent)) {
            return;
        }

        ChannelStateEvent event = (ChannelStateEvent) e;
        NioServerSocketChannel channel =
            (NioServerSocketChannel) event.getChannel();
        ChannelFuture future = event.getFuture();
        ChannelState state = event.getState();
        Object value = event.getValue();

        switch (state) {
        case OPEN:
            if (Boolean.FALSE.equals(value)) {
                close(channel, future);
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        }
    }

    private void handleAcceptedSocket(ChannelEvent e) {
        if (e instanceof ChannelStateEvent) {
            ChannelStateEvent event = (ChannelStateEvent) e;
            NioSocketChannel channel = (NioSocketChannel) event.getChannel();
            ChannelFuture future = event.getFuture();
            ChannelState state = event.getState();
            Object value = event.getValue();

            switch (state) {
            case OPEN:
                if (Boolean.FALSE.equals(value)) {
                    NioWorker.close(channel, future);
                }
                break;
            case BOUND:
            case CONNECTED:
                if (value == null) {
                    NioWorker.close(channel, future);
                }
                break;
            case INTEREST_OPS:
                NioWorker.setInterestOps(channel, future, ((Integer) value).intValue());
                break;
            }
        } else if (e instanceof MessageEvent) {
            MessageEvent event = (MessageEvent) e;
            NioSocketChannel channel = (NioSocketChannel) event.getChannel();
            boolean offered = channel.writeBuffer.offer(event);
            assert offered;
            NioWorker.write(channel, true);
        }
    }
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    }

    public void eventSunk(
            ChannelPipeline pipeline, ChannelEvent e) throws Exception {
        if (e instanceof ChannelStateEvent) {
            ChannelStateEvent event = (ChannelStateEvent) e;
            NioClientSocketChannel channel =
                (NioClientSocketChannel) event.getChannel();
            ChannelFuture future = event.getFuture();
            ChannelState state = event.getState();
            Object value = event.getValue();

            switch (state) {
            case OPEN:
                if (Boolean.FALSE.equals(value)) {
                    NioWorker.close(channel, future);
                }
                break;
            case BOUND:
                if (value != null) {
                    bind(channel, future, (SocketAddress) value);
                } else {
                    NioWorker.close(channel, future);
                }
                break;
            case CONNECTED:
                if (value != null) {
                    connect(channel, future, (SocketAddress) value);
                } else {
                    NioWorker.close(channel, future);
                }
                break;
            case INTEREST_OPS:
                NioWorker.setInterestOps(channel, future, ((Integer) value).intValue());
                break;
            }
        } else if (e instanceof MessageEvent) {
            MessageEvent event = (MessageEvent) e;
            NioSocketChannel channel = (NioSocketChannel) event.getChannel();
            boolean offered = channel.writeBuffer.offer(event);
            assert offered;
            NioWorker.write(channel, true);
        }
    }
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    }

    public void handleDownstream(
            ChannelHandlerContext ctx, ChannelEvent e) throws Exception {
        if (e instanceof ChannelStateEvent) {
            ChannelStateEvent cse = (ChannelStateEvent) e;
            if (cse.getState() == ChannelState.INTEREST_OPS &&
                (((Integer) cse.getValue()).intValue() & Channel.OP_READ) != 0) {

                // setReadable(true) requested
                boolean readSuspended = ctx.getAttachment() != null;
                if (readSuspended) {
                    // Drop the request silently if MemoryAwareThreadPool has
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    @Override
    public void handleDownstream(
            final ChannelHandlerContext context, final ChannelEvent evt) throws Exception {
        if (evt instanceof ChannelStateEvent) {
            ChannelStateEvent e = (ChannelStateEvent) evt;
            switch (e.getState()) {
            case OPEN:
            case CONNECTED:
            case BOUND:
                if (Boolean.FALSE.equals(e.getValue()) || e.getValue() == null) {
                    closeOutboundAndChannel(context, e);
                    return;
                }
            }
        }
        if (!(evt instanceof MessageEvent)) {
            context.sendDownstream(evt);
            return;
        }

        MessageEvent e = (MessageEvent) evt;
        if (!(e.getMessage() instanceof ChannelBuffer)) {
            context.sendDownstream(evt);
            return;
        }

        // Do not encrypt the first write request if this handler is
        // created with startTLS flag turned on.
        if (startTls && sentFirstMessage.compareAndSet(false, true)) {
            context.sendDownstream(evt);
            return;
        }

        // Otherwise, all messages are encrypted.
        ChannelBuffer msg = (ChannelBuffer) e.getMessage();
        PendingWrite pendingWrite =
            new PendingWrite(evt.getFuture(), msg.toByteBuffer(msg.readerIndex(), msg.readableBytes()));
        synchronized (pendingUnencryptedWrites) {
            boolean offered = pendingUnencryptedWrites.offer(pendingWrite);
            assert offered;
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            }
        }

        // Remove the entry when the channel closes.
        if (e instanceof ChannelStateEvent) {
            ChannelStateEvent se = (ChannelStateEvent) e;
            if (se.getState() == ChannelState.OPEN &&
                !channel.isOpen()) {
                childExecutors.remove(channel);
            }
        }
        return executor;
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    public void eventSunk(
            ChannelPipeline pipeline, ChannelEvent e) throws Exception {
        OioClientSocketChannel channel = (OioClientSocketChannel) e.getChannel();
        ChannelFuture future = e.getFuture();
        if (e instanceof ChannelStateEvent) {
            ChannelStateEvent stateEvent = (ChannelStateEvent) e;
            ChannelState state = stateEvent.getState();
            Object value = stateEvent.getValue();
            switch (state) {
            case OPEN:
                if (Boolean.FALSE.equals(value)) {
                    OioWorker.close(channel, future);
                }
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