Package com.alibaba.dubbo.common.io

Examples of com.alibaba.dubbo.common.io.UnsafeByteArrayOutputStream

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    @Override
    public NextAction handleWrite(FilterChainContext context) throws IOException {
        Connection<?> connection = context.getConnection();
        GrizzlyChannel channel = GrizzlyChannel.getOrAddChannel(connection, url, handler);
        try {
            UnsafeByteArrayOutputStream output = new UnsafeByteArrayOutputStream(1024); // 不需要关闭
           
            Object msg = context.getMessage();
            codec.encode(channel, output, msg);
           
            GrizzlyChannel.removeChannelIfDisconnectd(connection);
            byte[] bytes = output.toByteArray();
            Buffer buffer = connection.getTransport().getMemoryManager().allocate(bytes.length);
            buffer.put(bytes);
            buffer.flip();
            buffer.allowBufferDispose(true);
            context.setMessage(buffer);
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    @Sharable
    private class InternalEncoder extends OneToOneEncoder {

        @Override
        protected Object encode(ChannelHandlerContext ctx, Channel ch, Object msg) throws Exception {
            UnsafeByteArrayOutputStream os = new UnsafeByteArrayOutputStream(1024); // 不需要关闭
            NettyChannel channel = NettyChannel.getOrAddChannel(ch, url, handler);
            try {
              codec.encode(channel, os, msg);
            } finally {
                NettyChannel.removeChannelIfDisconnected(ch);
            }
            return ChannelBuffers.wrappedBuffer(os.toByteBuffer());
        }
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        public void dispose(IoSession session) throws Exception {
        }

        public void encode(IoSession session, Object msg, ProtocolEncoderOutput out) throws Exception {
            UnsafeByteArrayOutputStream os = new UnsafeByteArrayOutputStream(1024); // 不需要关闭
            MinaChannel channel = MinaChannel.getOrAddChannel(session, url, handler);
            try {
              codec.encode(channel, os, msg);
            } finally {
                MinaChannel.removeChannelIfDisconnectd(session);
            }
            out.write(ByteBuffer.wrap(os.toByteArray()));
            out.flush();
        }
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                        && ! (result.getException() instanceof GenericException)) {
                    return new RpcResult(new GenericException(result.getException()));
                }
                if (ProtocolUtils.isJavaGenericSerialization(generic)) {
                    try {
                        UnsafeByteArrayOutputStream os = new UnsafeByteArrayOutputStream(512);
                        ExtensionLoader.getExtensionLoader(Serialization.class)
                            .getExtension(Constants.GENERIC_SERIALIZATION_NATIVE_JAVA)
                            .serialize(null, os).writeObject(result.getValue());
                        return new RpcResult(os.toByteArray());
                    } catch (IOException e) {
                        throw new RpcException("Serialize result failed.", e);
                    }
                } else {
                    return new RpcResult(PojoUtils.generalize(result.getValue()));
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        // set request id.
        Bytes.long2bytes(req.getId(), header, 4);

        // encode request data.
        UnsafeByteArrayOutputStream bos = new UnsafeByteArrayOutputStream(1024);
        ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
        if (req.isEvent()) {
            encodeEventData(channel, out, req.getData());
        } else {
            encodeRequestData(channel, out, req.getData());
        }
        out.flushBuffer();
        bos.flush();
        bos.close();
        byte[] data = bos.toByteArray();
        Bytes.int2bytes(data.length, header, 12);
        checkPayload(channel, data.length);

        // write
        os.write(header); // write header.
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            byte status = res.getStatus();
            header[3] = status;
            // set request id.
            Bytes.long2bytes(res.getId(), header, 4);
   
            UnsafeByteArrayOutputStream bos = new UnsafeByteArrayOutputStream(1024);
            ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
            // encode response data or error message.
            if (status == Response.OK) {
                if (res.isHeartbeat()) {
                    encodeHeartbeatData(channel, out, res.getResult());
                } else {
                    encodeResponseData(channel, out, res.getResult());
                }
            }
            else out.writeUTF(res.getErrorMessage());
            out.flushBuffer();
            bos.flush();
            bos.close();
   
            byte[] data = bos.toByteArray();
            Bytes.int2bytes(data.length, header, 12);
            checkPayload(channel, data.length);
            // write
            os.write(header); // write header.
            os.write(data); // write data.
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        this.codec = codec;
    }

    public void encode(Channel channel, ChannelBuffer buffer, Object message)
        throws IOException {
        UnsafeByteArrayOutputStream os = new UnsafeByteArrayOutputStream(1024);
        codec.encode(channel, os, message);
        buffer.writeBytes(os.toByteArray());
    }
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                        && ! (result.getException() instanceof GenericException)) {
                    return new RpcResult(new GenericException(result.getException()));
                }
                if (ProtocolUtils.isJavaGenericSerialization(generic)) {
                    try {
                        UnsafeByteArrayOutputStream os = new UnsafeByteArrayOutputStream(512);
                        ExtensionLoader.getExtensionLoader(Serialization.class)
                            .getExtension(Constants.GENERIC_SERIALIZATION_NATIVE_JAVA)
                            .serialize(null, os).writeObject(result.getValue());
                        return new RpcResult(os.toByteArray());
                    } catch (IOException e) {
                        throw new RpcException("Serialize result failed.", e);
                    }
                } else if (ProtocolUtils.isBeanGenericSerialization(generic)) {
                    return new RpcResult(JavaBeanSerializeUtil.serialize(result.getValue(), JavaBeanAccessor.METHOD));
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        return obj;
    }
   
    private byte[] getRequestBytes(Object obj, byte[] header) throws IOException{
        // encode request data.
        UnsafeByteArrayOutputStream bos = new UnsafeByteArrayOutputStream(1024);
        ObjectOutput out = serialization.serialize(url, bos);
        out.writeObject(obj);
       
        out.flushBuffer();
        bos.flush();
        bos.close();
        byte[] data = bos.toByteArray();
        byte[] len = Bytes.int2bytes(data.length);
        System.arraycopy(len, 0, header, 12, 4);
        byte[] request = join(header, data);
        return request;
    }
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        // set request id.
        Bytes.long2bytes(req.getId(), header, 4);

        // encode request data.
        UnsafeByteArrayOutputStream bos = new UnsafeByteArrayOutputStream(1024);
        ObjectOutput out = serialization.serialize(channel.getUrl(), bos);
        if (req.isEvent()) {
            encodeEventData(channel, out, req.getData());
        } else {
            encodeRequestData(channel, out, req.getData());
        }
        out.flushBuffer();
        bos.flush();
        bos.close();
        byte[] data = bos.toByteArray();
        checkPayload(channel, data.length);
        Bytes.int2bytes(data.length, header, 12);

        // write
        os.write(header); // write header.
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Related Classes of com.alibaba.dubbo.common.io.UnsafeByteArrayOutputStream

  • com.alibaba.dubbo.common.serialize.dubbo.BuilderTest
  • com.alibaba.dubbo.common.serialize.dubbo.DataInputOutputTest
  • com.alibaba.dubbo.remoting.codec.ExchangeCodecTest
  • com.alibaba.dubbo.remoting.exchange.codec.ExchangeCodec
  • com.alibaba.dubbo.remoting.transport.codec.CodecAdapter
  • com.alibaba.dubbo.remoting.transport.codec.DeprecatedExchangeCodec
  • com.alibaba.dubbo.remoting.transport.grizzly.GrizzlyCodecAdapter
  • com.alibaba.dubbo.remoting.transport.mina.MinaCodecAdapter$InternalEncoder
  • com.alibaba.dubbo.remoting.transport.netty.NettyCodecAdapter$InternalEncoder
  • com.alibaba.dubbo.rpc.filter.GenericFilter
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