Example usage for io.netty.channel ChannelFutureListener CLOSE

List of usage examples for io.netty.channel ChannelFutureListener CLOSE

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Introduction

In this page you can find the example usage for io.netty.channel ChannelFutureListener CLOSE.

Prototype

ChannelFutureListener CLOSE

To view the source code for io.netty.channel ChannelFutureListener CLOSE.

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Document

A ChannelFutureListener that closes the Channel which is associated with the specified ChannelFuture .

Usage

From source file:org.apache.cxf.transport.http.netty.server.NettyHttpServletHandler.java

License:Apache License

protected void handleHttpServletRequest(ChannelHandlerContext ctx, HttpRequest request,
        NettyHttpContextHandler nettyHttpContextHandler) throws Exception {

    interceptOnRequestReceived(ctx, request);

    FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);

    NettyServletResponse nettyServletResponse = buildHttpServletResponse(response);
    NettyHttpServletRequest nettyServletRequest = buildHttpServletRequest(request,
            nettyHttpContextHandler.getContextPath(), ctx);

    nettyHttpContextHandler.handle(nettyServletRequest.getRequestURI(), nettyServletRequest,
            nettyServletResponse);/*www.  j  a  va  2s .  c o  m*/
    interceptOnRequestSuccessed(ctx, response);

    nettyServletResponse.getWriter().flush();

    boolean keepAlive = HttpHeaders.isKeepAlive(request);

    if (keepAlive) {
        // Add 'Content-Length' header only for a keep-alive connection.
        response.headers().set(Names.CONTENT_LENGTH, response.content().readableBytes());
        // Add keep alive header as per:
        // -
        // http://www.w3.org/Protocols/HTTP/1.1/draft-ietf-http-v11-spec-01.html#Connection
        response.headers().set(Names.CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    }

    // write response...
    ChannelFuture future = ctx.write(response);

    if (!keepAlive) {
        future.addListener(ChannelFutureListener.CLOSE);
    }

}

From source file:org.apache.cxf.transport.http.netty.server.NettyHttpServletHandler.java

License:Apache License

private void sendError(ChannelHandlerContext ctx, HttpResponseStatus status) {
    ByteBuf content = Unpooled.copiedBuffer("Failure: " + status.toString() + "\r\n", CharsetUtil.UTF_8);
    FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, status, content);
    response.headers().set(Names.CONTENT_TYPE, "text/plain; charset=UTF-8");

    ctx.write(response).addListener(ChannelFutureListener.CLOSE);
}

From source file:org.apache.dubbo.qos.server.handler.HttpProcessHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, HttpRequest msg) throws Exception {
    CommandContext commandContext = HttpCommandDecoder.decode(msg);
    // return 404 when fail to construct command context
    if (commandContext == null) {
        log.warn("can not found commandContext url: " + msg.getUri());
        FullHttpResponse response = http404();
        ctx.writeAndFlush(response).addListener(ChannelFutureListener.CLOSE);
    } else {/*from w  w w.j  a va2s  .c  o m*/
        commandContext.setRemote(ctx.channel());
        try {
            String result = commandExecutor.execute(commandContext);
            FullHttpResponse response = http200(result);
            ctx.writeAndFlush(response).addListener(ChannelFutureListener.CLOSE);
        } catch (NoSuchCommandException ex) {
            log.error("can not find commandContext: " + commandContext, ex);
            FullHttpResponse response = http404();
            ctx.writeAndFlush(response).addListener(ChannelFutureListener.CLOSE);
        } catch (Exception qosEx) {
            log.error("execute commandContext: " + commandContext + " got exception", qosEx);
            FullHttpResponse response = http500(qosEx.getMessage());
            ctx.writeAndFlush(response).addListener(ChannelFutureListener.CLOSE);
        }
    }
}

From source file:org.apache.dubbo.qos.server.handler.HttpProcessHandlerTest.java

License:Apache License

@Test
public void test1() throws Exception {
    ChannelHandlerContext context = mock(ChannelHandlerContext.class);
    ChannelFuture future = mock(ChannelFuture.class);
    when(context.writeAndFlush(any(FullHttpResponse.class))).thenReturn(future);
    HttpRequest message = Mockito.mock(HttpRequest.class);
    when(message.getUri()).thenReturn("test");
    HttpProcessHandler handler = new HttpProcessHandler();
    handler.channelRead0(context, message);
    verify(future).addListener(ChannelFutureListener.CLOSE);
    ArgumentCaptor<FullHttpResponse> captor = ArgumentCaptor.forClass(FullHttpResponse.class);
    verify(context).writeAndFlush(captor.capture());
    FullHttpResponse response = captor.getValue();
    assertThat(response.getStatus().code(), equalTo(404));
}

From source file:org.apache.dubbo.qos.server.handler.HttpProcessHandlerTest.java

License:Apache License

@Test
public void test2() throws Exception {
    ChannelHandlerContext context = mock(ChannelHandlerContext.class);
    ChannelFuture future = mock(ChannelFuture.class);
    when(context.writeAndFlush(any(FullHttpResponse.class))).thenReturn(future);
    HttpRequest message = Mockito.mock(HttpRequest.class);
    when(message.getUri()).thenReturn("localhost:80/greeting");
    when(message.getMethod()).thenReturn(HttpMethod.GET);
    HttpProcessHandler handler = new HttpProcessHandler();
    handler.channelRead0(context, message);
    verify(future).addListener(ChannelFutureListener.CLOSE);
    ArgumentCaptor<FullHttpResponse> captor = ArgumentCaptor.forClass(FullHttpResponse.class);
    verify(context).writeAndFlush(captor.capture());
    FullHttpResponse response = captor.getValue();
    assertThat(response.getStatus().code(), equalTo(200));
}

From source file:org.apache.dubbo.qos.server.handler.HttpProcessHandlerTest.java

License:Apache License

@Test
public void test3() throws Exception {
    ChannelHandlerContext context = mock(ChannelHandlerContext.class);
    ChannelFuture future = mock(ChannelFuture.class);
    when(context.writeAndFlush(any(FullHttpResponse.class))).thenReturn(future);
    HttpRequest message = Mockito.mock(HttpRequest.class);
    when(message.getUri()).thenReturn("localhost:80/test");
    when(message.getMethod()).thenReturn(HttpMethod.GET);
    HttpProcessHandler handler = new HttpProcessHandler();
    handler.channelRead0(context, message);
    verify(future).addListener(ChannelFutureListener.CLOSE);
    ArgumentCaptor<FullHttpResponse> captor = ArgumentCaptor.forClass(FullHttpResponse.class);
    verify(context).writeAndFlush(captor.capture());
    FullHttpResponse response = captor.getValue();
    assertThat(response.getStatus().code(), equalTo(404));
}

From source file:org.apache.dubbo.qos.server.handler.LocalHostPermitHandlerTest.java

License:Apache License

@Test
public void testHandlerAdded() throws Exception {
    ChannelHandlerContext context = mock(ChannelHandlerContext.class);
    Channel channel = mock(Channel.class);
    when(context.channel()).thenReturn(channel);
    InetAddress addr = mock(InetAddress.class);
    when(addr.isLoopbackAddress()).thenReturn(false);
    InetSocketAddress address = new InetSocketAddress(addr, 12345);
    when(channel.remoteAddress()).thenReturn(address);
    ChannelFuture future = mock(ChannelFuture.class);
    when(context.writeAndFlush(any(ByteBuf.class))).thenReturn(future);
    LocalHostPermitHandler handler = new LocalHostPermitHandler(false);
    handler.handlerAdded(context);//from   w  w  w.  j ava 2  s . c  o m
    ArgumentCaptor<ByteBuf> captor = ArgumentCaptor.forClass(ByteBuf.class);
    verify(context).writeAndFlush(captor.capture());
    assertThat(new String(captor.getValue().array()), containsString("Foreign Ip Not Permitted"));
    verify(future).addListener(ChannelFutureListener.CLOSE);
}

From source file:org.apache.dubbo.qos.server.handler.TelnetProcessHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, String msg) throws Exception {

    if (StringUtils.isBlank(msg)) {
        ctx.writeAndFlush(QosProcessHandler.prompt);
    } else {//from   w w w.  ja v  a2s . c  om
        CommandContext commandContext = TelnetCommandDecoder.decode(msg);
        commandContext.setRemote(ctx.channel());

        try {
            String result = commandExecutor.execute(commandContext);
            if (StringUtils.isEquals(QosConstants.CLOSE, result)) {
                ctx.writeAndFlush(getByeLabel()).addListener(ChannelFutureListener.CLOSE);
            } else {
                ctx.writeAndFlush(result + QosConstants.BR_STR + QosProcessHandler.prompt);
            }
        } catch (NoSuchCommandException ex) {
            ctx.writeAndFlush(msg + " :no such command");
            ctx.writeAndFlush(QosConstants.BR_STR + QosProcessHandler.prompt);
            log.error("can not found command " + commandContext, ex);
        } catch (Exception ex) {
            ctx.writeAndFlush(msg + " :fail to execute commandContext by " + ex.getMessage());
            ctx.writeAndFlush(QosConstants.BR_STR + QosProcessHandler.prompt);
            log.error("execute commandContext got exception " + commandContext, ex);
        }
    }
}

From source file:org.apache.dubbo.qos.server.handler.TelnetProcessHandlerTest.java

License:Apache License

@Test
public void testBye() throws Exception {
    ChannelHandlerContext context = mock(ChannelHandlerContext.class);
    TelnetProcessHandler handler = new TelnetProcessHandler();
    ChannelFuture future = mock(ChannelFuture.class);
    when(context.writeAndFlush("BYE!\n")).thenReturn(future);
    handler.channelRead0(context, "quit");
    verify(future).addListener(ChannelFutureListener.CLOSE);
}

From source file:org.apache.flink.runtime.io.network.netty.PartitionRequestQueue.java

License:Apache License

private void handleException(Channel channel, Throwable cause) throws IOException {
    fatalError = true;//from  w  w w . ja va 2s .  c o  m
    releaseAllResources();

    if (channel.isActive()) {
        channel.writeAndFlush(new NettyMessage.ErrorResponse(cause)).addListener(ChannelFutureListener.CLOSE);
    }
}