Examples with ClosedChannelException java.nio.channels.ClosedChannelException used on opensource projects

Example 36 with ClosedChannelException

use of java.nio.channels.ClosedChannelException in project hbase by apache.

the class CallRunner method drop.

/**
   * When we want to drop this call because of server is overloaded.
   */
public void drop() {
    try {
        if (call.disconnectSince() >= 0) {
            if (RpcServer.LOG.isDebugEnabled()) {
                RpcServer.LOG.debug(Thread.currentThread().getName() + ": skipped " + call);
            }
            return;
        }
        // Set the response
        InetSocketAddress address = rpcServer.getListenerAddress();
        call.setResponse(null, null, CALL_DROPPED_EXCEPTION, "Call dropped, server " + (address != null ? address : "(channel closed)") + " is overloaded, please retry.");
        call.sendResponseIfReady();
    } catch (ClosedChannelException cce) {
        InetSocketAddress address = rpcServer.getListenerAddress();
        RpcServer.LOG.warn(Thread.currentThread().getName() + ": caught a ClosedChannelException, " + "this means that the server " + (address != null ? address : "(channel closed)") + " was processing a request but the client went away. The error message was: " + cce.getMessage());
    } catch (Exception e) {
        RpcServer.LOG.warn(Thread.currentThread().getName() + ": caught: " + StringUtils.stringifyException(e));
    } finally {
        if (!sucessful) {
            this.rpcServer.addCallSize(call.getSize() * -1);
        }
        cleanup();
    }
}

Example 37 with ClosedChannelException

use of java.nio.channels.ClosedChannelException in project NabAlive by jcheype.

the class HttpApiServerHandler method exceptionCaught.

@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
    if (e.getCause() instanceof ClosedChannelException) {
        return;
    }
    String errorid = UUID.randomUUID().toString();
    logger.error("ERROR HTTP: {}\n", errorid, e.getCause());
    HttpResponse httpResponse = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.INTERNAL_SERVER_ERROR);
    httpResponse.setHeader("id", errorid);
    if (logger.isDebugEnabled()) {
        ChannelBuffer channelBuffer = ChannelBuffers.dynamicBuffer();
        PrintWriter printWriter = new PrintWriter(new ChannelBufferOutputStream(channelBuffer));
        e.getCause().printStackTrace(printWriter);
        printWriter.close();
        httpResponse.setContent(channelBuffer);
    }
    ctx.getChannel().write(httpResponse).addListener(ChannelFutureListener.CLOSE);
    Channel ch = e.getChannel();
    ch.close();
}

Example 38 with ClosedChannelException

use of java.nio.channels.ClosedChannelException in project Openfire by igniterealtime.

the class MemberReceiver method register.

public SelectionKey register(Selector selector) throws IOException {
    try {
        selectionKey = datagramChannel.register(selector, SelectionKey.OP_READ);
    } catch (ClosedChannelException e) {
        callHandler.cancelRequest("register failed, channel closed!");
        throw new IOException("register failed, channel closed!");
    } catch (Exception e) {
        Logger.println("register exception! " + e.getMessage());
        throw new IOException("register exception!  " + e.getMessage());
    }
    datagramChannelRegistered = true;
    selectionKey.attach(this);
    return selectionKey;
}

Example 39 with ClosedChannelException

use of java.nio.channels.ClosedChannelException in project hs4j by killme2008.

the class AbstractNioSession method flush0.

protected final void flush0() {
    SelectionKey tmpKey = null;
    Selector writeSelector = null;
    int attempts = 0;
    try {
        while (true) {
            if (writeSelector == null) {
                writeSelector = SelectorFactory.getSelector();
                if (writeSelector == null) {
                    return;
                }
                tmpKey = selectableChannel.register(writeSelector, SelectionKey.OP_WRITE);
            }
            if (writeSelector.select(1000) == 0) {
                attempts++;
                if (attempts > 2) {
                    return;
                }
            } else {
                break;
            }
        }
        onWrite(selectableChannel.keyFor(writeSelector));
    } catch (ClosedChannelException cce) {
        onException(cce);
        log.error("Flush error", cce);
        close();
    } catch (IOException ioe) {
        onException(ioe);
        log.error("Flush error", ioe);
        close();
    } finally {
        if (tmpKey != null) {
            // Cancel the key.
            tmpKey.cancel();
            tmpKey = null;
        }
        if (writeSelector != null) {
            try {
                writeSelector.selectNow();
            } catch (IOException e) {
                log.error("Temp selector selectNow error", e);
            }
            // return selector
            SelectorFactory.returnSelector(writeSelector);
        }
    }
}

Example 40 with ClosedChannelException

use of java.nio.channels.ClosedChannelException in project hadoop by apache.

the class TestSerializedExceptionPBImpl method testDeserializeWithDefaultConstructor.

@Test
public void testDeserializeWithDefaultConstructor() {
    // Init SerializedException with an Exception with default constructor.
    ClosedChannelException ex = new ClosedChannelException();
    SerializedExceptionPBImpl pb = new SerializedExceptionPBImpl();
    pb.init(ex);
    Assert.assertEquals(ex.getClass(), pb.deSerialize().getClass());
}