Example usage for io.netty.handler.codec.compression ZlibWrapper GZIP

List of usage examples for io.netty.handler.codec.compression ZlibWrapper GZIP

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Introduction

In this page you can find the example usage for io.netty.handler.codec.compression ZlibWrapper GZIP.

Prototype

ZlibWrapper GZIP

To view the source code for io.netty.handler.codec.compression ZlibWrapper GZIP.

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Document

The GZIP wrapper as specified in <a href="http://tools.ietf.org/html/rfc1952">RFC 1952</a>.

Usage

From source file:com.ebay.jetstream.http.netty.client.HttpClient.java

License:MIT License

public void post(URI uri, Object content, Map<String, String> headers, ResponseFuture responsefuture)
        throws Exception {

    if (m_shutDown.get()) {
        throw new IOException("IO has been Shutdown = ");

    }/*w w w  . j a v a2  s .c o  m*/

    if (uri == null)
        throw new NullPointerException("uri is null or incorrect");

    if (!m_started.get()) {
        synchronized (this) {
            if (!m_started.get()) {
                start();
                m_started.set(true);
            }
        }
    }

    ByteBuf byteBuf = Unpooled.buffer(m_config.getInitialRequestBufferSize());
    ByteBufOutputStream outputStream = new ByteBufOutputStream(byteBuf);

    // transform to json
    try {
        m_mapper.writeValue(outputStream, content);
    } catch (JsonGenerationException e) {
        throw e;
    } catch (JsonMappingException e) {
        throw e;
    } catch (IOException e) {
        throw e;
    } finally {
        outputStream.close();
    }

    EmbeddedChannel encoder;
    String contenteEncoding;
    if ("gzip".equals(m_config.getCompressEncoder())) {
        encoder = new EmbeddedChannel(ZlibCodecFactory.newZlibEncoder(ZlibWrapper.GZIP, 1));
        contenteEncoding = "gzip";

    } else if ("deflate".equals(m_config.getCompressEncoder())) {
        encoder = new EmbeddedChannel(ZlibCodecFactory.newZlibEncoder(ZlibWrapper.ZLIB, 1));
        contenteEncoding = "deflate";
    } else {
        encoder = null;
        contenteEncoding = null;
    }

    if (encoder != null) {
        encoder.config().setAllocator(UnpooledByteBufAllocator.DEFAULT);
        encoder.writeOutbound(byteBuf);
        encoder.finish();
        byteBuf = (ByteBuf) encoder.readOutbound();
        encoder.close();
    }

    DefaultFullHttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST,
            uri.toString(), byteBuf);
    if (contenteEncoding != null) {
        HttpHeaders.setHeader(request, HttpHeaders.Names.CONTENT_ENCODING, contenteEncoding);
    }
    HttpHeaders.setHeader(request, HttpHeaders.Names.ACCEPT_ENCODING, "gzip, deflate");
    HttpHeaders.setHeader(request, HttpHeaders.Names.CONTENT_TYPE, "application/json");
    HttpHeaders.setContentLength(request, byteBuf.readableBytes());

    if (isKeepAlive())
        HttpHeaders.setHeader(request, HttpHeaders.Names.CONNECTION, "keep-alive");

    if (headers != null) {
        @SuppressWarnings("rawtypes")
        Iterator it = headers.entrySet().iterator();
        while (it.hasNext()) {
            @SuppressWarnings("rawtypes")
            Map.Entry pairs = (Map.Entry) it.next();
            HttpHeaders.setHeader(request, (String) pairs.getKey(), pairs.getValue());
        }
    }

    if (responsefuture != null) {
        RequestId reqid = RequestId.newRequestId();

        m_responseDispatcher.add(reqid, responsefuture);

        HttpHeaders.setHeader(request, "X_EBAY_REQ_ID", reqid.toString());
        // we expect this to be echoed in the response used for correlation.
    }

    if (m_dataQueue.size() < m_workQueueCapacity) {
        ProcessHttpWorkRequest workRequest = new ProcessHttpWorkRequest(this, uri, request);

        if (!m_dataQueue.offer(workRequest)) {
            if (responsefuture != null) {
                responsefuture.setFailure();
                m_responseDispatcher.remove(request.headers().get("X_EBAY_REQ_ID"));
            }
        }
    } else {
        throw new IOException("downstream Queue is full ");
    }

}

From source file:com.flysoloing.learning.network.netty.factorial.FactorialClientInitializer.java

License:Apache License

@Override
public void initChannel(SocketChannel ch) {
    ChannelPipeline pipeline = ch.pipeline();

    if (sslCtx != null) {
        pipeline.addLast(sslCtx.newHandler(ch.alloc(), FactorialClient.HOST, FactorialClient.PORT));
    }//  ww  w .  j a  v  a  2 s . co m

    // Enable stream compression (you can remove these two if unnecessary)
    pipeline.addLast(ZlibCodecFactory.newZlibEncoder(ZlibWrapper.GZIP));
    pipeline.addLast(ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));

    // Add the number codec first,
    pipeline.addLast(new BigIntegerDecoder());
    pipeline.addLast(new NumberEncoder());

    // and then business logic.
    pipeline.addLast(new FactorialClientHandler());
}

From source file:com.flysoloing.learning.network.netty.factorial.FactorialServerInitializer.java

License:Apache License

@Override
public void initChannel(SocketChannel ch) {
    ChannelPipeline pipeline = ch.pipeline();

    if (sslCtx != null) {
        pipeline.addLast(sslCtx.newHandler(ch.alloc()));
    }/*from  w  ww. j  av a  2s . c o  m*/

    // Enable stream compression (you can remove these two if unnecessary)
    pipeline.addLast(ZlibCodecFactory.newZlibEncoder(ZlibWrapper.GZIP));
    pipeline.addLast(ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));

    // Add the number codec first,
    pipeline.addLast(new BigIntegerDecoder());
    pipeline.addLast(new NumberEncoder());

    // and then business logic.
    // Please note we create a handler for every new channel
    // because it has stateful properties.
    pipeline.addLast(new FactorialServerHandler());
}

From source file:com.flysoloing.learning.network.netty.portunification.PortUnificationServerHandler.java

License:Apache License

private void enableGzip(ChannelHandlerContext ctx) {
    ChannelPipeline p = ctx.pipeline();/*w  w  w  . ja  v a2s.c  o m*/
    p.addLast("gzipdeflater", ZlibCodecFactory.newZlibEncoder(ZlibWrapper.GZIP));
    p.addLast("gzipinflater", ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));
    p.addLast("unificationB", new PortUnificationServerHandler(sslCtx, detectSsl, false));
    p.remove(this);
}

From source file:com.googlecode.protobuf.pro.duplex.client.DuplexTcpClientPipelineFactory.java

License:Apache License

/**
 * After RPC handshake has taken place, remove the RPC handshake
 * {@link ClientConnectResponseHandler} and add a {@link RpcClientHandler}
 * and {@link RpcServerHandler} to complete the Netty client side Pipeline.
 * //  w w  w .j a  v  a  2s  .c om
 * @param rpcClient
 * @return
 */
protected RpcClientHandler completePipeline(RpcClient rpcClient) {
    ChannelPipeline p = rpcClient.getChannel().pipeline();

    if (rpcClient.isCompression()) {
        p.addBefore(Handler.FRAME_DECODER, Handler.COMPRESSOR,
                ZlibCodecFactory.newZlibEncoder(ZlibWrapper.GZIP));
        p.addAfter(Handler.COMPRESSOR, Handler.DECOMPRESSOR, ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));
    }

    TcpConnectionEventListener informer = new TcpConnectionEventListener() {
        @Override
        public void connectionClosed(RpcClientChannel client) {
            for (TcpConnectionEventListener listener : getListenersCopy()) {
                listener.connectionClosed(client);
            }
        }

        @Override
        public void connectionOpened(RpcClientChannel client) {
            for (TcpConnectionEventListener listener : getListenersCopy()) {
                listener.connectionOpened(client);
            }
        }
    };
    RpcClientHandler rpcClientHandler = new RpcClientHandler(rpcClient, informer);
    p.replace(Handler.CLIENT_CONNECT, Handler.RPC_CLIENT, rpcClientHandler);

    RpcServer rpcServer = new RpcServer(rpcClient, rpcServiceRegistry, rpcServerCallExecutor, logger);
    RpcServerHandler rpcServerHandler = new RpcServerHandler(rpcServer, rpcClientRegistry);
    p.addAfter(Handler.RPC_CLIENT, Handler.RPC_SERVER, rpcServerHandler);

    return rpcClientHandler;
}

From source file:com.googlecode.protobuf.pro.duplex.server.DuplexTcpServerPipelineFactory.java

License:Apache License

public RpcClientHandler completePipeline(RpcClient rpcClient) {
    ChannelPipeline p = rpcClient.getChannel().pipeline();

    if (rpcClient.isCompression()) {
        p.addBefore(Handler.FRAME_DECODER, Handler.COMPRESSOR,
                ZlibCodecFactory.newZlibEncoder(ZlibWrapper.GZIP));
        p.addAfter(Handler.COMPRESSOR, Handler.DECOMPRESSOR, ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));
    }//w w w. j  a v a  2  s.c  o m

    TcpConnectionEventListener informer = new TcpConnectionEventListener() {
        @Override
        public void connectionClosed(RpcClientChannel client) {
            for (TcpConnectionEventListener listener : getListenersCopy()) {
                listener.connectionClosed(client);
            }
        }

        @Override
        public void connectionOpened(RpcClientChannel client) {
            for (TcpConnectionEventListener listener : getListenersCopy()) {
                listener.connectionOpened(client);
            }
        }
    };

    RpcClientHandler rpcClientHandler = new RpcClientHandler(rpcClient, informer);
    p.replace(Handler.SERVER_CONNECT, Handler.RPC_CLIENT, rpcClientHandler);

    RpcServer rpcServer = new RpcServer(rpcClient, getRpcServiceRegistry(), getRpcServerCallExecutor(),
            getLogger());
    RpcServerHandler rpcServerHandler = new RpcServerHandler(rpcServer, getRpcClientRegistry());
    p.addAfter(Handler.RPC_CLIENT, Handler.RPC_SERVER, rpcServerHandler);

    if (log.isDebugEnabled()) {
        log.debug("completed Pipeline to " + rpcClient.getPeerInfo());
    }
    return rpcClientHandler;
}

From source file:com.heliosapm.streams.onramp.GZipDetector.java

License:Apache License

private void enableGzip(final ChannelHandlerContext ctx) {
    final ChannelPipeline p = ctx.pipeline();
    try {/*from   w ww.  j a v  a  2  s .  com*/
        //         p.addAfter("connmgr", "gzipdeflater", new JZlibEncoder(ZlibWrapper.GZIP){
        //            // TODO
        //         });            
        p.addAfter("gzipdetector", "gzipinflater", ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));
        p.remove(this);
    } catch (Exception ex) {
        log.error("Failed to add gzip handlers", ex);
    }
}

From source file:com.heliosapm.tsdblite.handlers.ProtocolSwitch.java

License:Apache License

private void enableGzip(ChannelHandlerContext ctx) {
    ChannelPipeline p = ctx.pipeline();/*from w  w  w . j a va  2 s.c om*/
    p.addLast("gzipdeflater", ZlibCodecFactory.newZlibEncoder(ZlibWrapper.GZIP));
    p.addLast("gzipinflater", ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));
    p.addLast("2ndPhaseSwitch", new ProtocolSwitch(false));
    p.remove(this);
    log.info("enabled gzip: [{}]", ctx.channel().id());
}

From source file:com.hop.hhxx.example.factorial.FactorialClientInitializer.java

License:Apache License

@Override
public void initChannel(SocketChannel ch) {
    ChannelPipeline pipeline = ch.pipeline();

    if (sslCtx != null) {
        pipeline.addLast(sslCtx.newHandler(ch.alloc(), io.netty.example.factorial.FactorialClient.HOST,
                io.netty.example.factorial.FactorialClient.PORT));
    }/*from   w ww  .j  a va  2 s  . c o m*/

    // Enable stream compression (you can remove these two if unnecessary)
    pipeline.addLast(ZlibCodecFactory.newZlibEncoder(ZlibWrapper.GZIP));
    pipeline.addLast(ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));

    // Add the number codec first,
    pipeline.addLast(new BigIntegerDecoder());
    pipeline.addLast(new NumberEncoder());

    // and then business logic.
    pipeline.addLast(new FactorialClientHandler());
}

From source file:com.hop.hhxx.example.factorial.FactorialServerInitializer.java

License:Apache License

@Override
public void initChannel(SocketChannel ch) {
    ChannelPipeline pipeline = ch.pipeline();

    if (sslCtx != null) {
        pipeline.addLast(sslCtx.newHandler(ch.alloc()));
    }/*  w w w.j a v  a 2s.  c o m*/

    // Enable stream compression (you can remove these two if unnecessary)
    pipeline.addLast(ZlibCodecFactory.newZlibEncoder(ZlibWrapper.GZIP));
    pipeline.addLast(ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));

    // Add the number codec first,
    pipeline.addLast(new io.netty.example.factorial.BigIntegerDecoder());
    pipeline.addLast(new NumberEncoder());

    // and then business logic.
    // Please note we create a handler for every new channel
    // because it has stateful properties.
    pipeline.addLast(new FactorialServerHandler());
}