Package com.alibaba.dubbo.remoting.buffer

Examples of com.alibaba.dubbo.remoting.buffer.ChannelBuffer.readerIndex()

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                Object msg;
                int savedReadIndex;

                do {
                    savedReadIndex = frame.readerIndex();
                    try {
                        msg = codec.decode(channel, frame);
                    } catch (Exception e) {
                        previousData = ChannelBuffers.EMPTY_BUFFER;
                        throw new IOException(e.getMessage(), e);
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                    } catch (Exception e) {
                        previousData = ChannelBuffers.EMPTY_BUFFER;
                        throw new IOException(e.getMessage(), e);
                    }
                    if (msg == Codec2.DecodeResult.NEED_MORE_INPUT) {
                        frame.readerIndex(savedReadIndex);
                        return context.getStopAction();
                    } else {
                        if (savedReadIndex == frame.readerIndex()) {
                            previousData = ChannelBuffers.EMPTY_BUFFER;
                            throw new IOException("Decode without read data.");
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                    }
                    if (msg == Codec2.DecodeResult.NEED_MORE_INPUT) {
                        frame.readerIndex(savedReadIndex);
                        return context.getStopAction();
                    } else {
                        if (savedReadIndex == frame.readerIndex()) {
                            previousData = ChannelBuffers.EMPTY_BUFFER;
                            throw new IOException("Decode without read data.");
                        }
                        if (msg != null) {
                            context.setMessage(msg);
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            Object msg;
            int savedReadIndex;

            try {
                do {
                    savedReadIndex = frame.readerIndex();
                    try {
                        msg = codec.decode(channel, frame);
                    } catch (Exception e) {
                        buffer = ChannelBuffers.EMPTY_BUFFER;
                        throw e;
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                    } catch (Exception e) {
                        buffer = ChannelBuffers.EMPTY_BUFFER;
                        throw e;
                    }
                    if (msg == Codec2.DecodeResult.NEED_MORE_INPUT) {
                        frame.readerIndex(savedReadIndex);
                        break;
                    } else {
                        if (savedReadIndex == frame.readerIndex()) {
                            buffer = ChannelBuffers.EMPTY_BUFFER;
                            throw new Exception("Decode without read data.");
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                    }
                    if (msg == Codec2.DecodeResult.NEED_MORE_INPUT) {
                        frame.readerIndex(savedReadIndex);
                        break;
                    } else {
                        if (savedReadIndex == frame.readerIndex()) {
                            buffer = ChannelBuffers.EMPTY_BUFFER;
                            throw new Exception("Decode without read data.");
                        }
                        if (msg != null) {
                            out.write(msg);
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        byte[] baddata = new byte[]{1,2};
        ChannelBuffer buffer = ChannelBuffers.wrappedBuffer(join(request, baddata));
        Response obj = (Response)codec.decode(channel, buffer);
        Assert.assertEquals(person, obj.getResult());
        //only decode necessary bytes
        Assert.assertEquals(request.length, buffer.readerIndex());
    }
    @Test
    public void test_Decode_Error_Response_Object() throws IOException{
        //00000010-response/oneway/hearbeat=true |20-stats=ok|id=0|length=0
        byte[] header = new byte[] { MAGIC_HIGH, MAGIC_LOW, 0x20, 20, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
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        Channel channel = getServerSideChannel(url);
        ChannelBuffer buffer = ChannelBuffers.wrappedBuffer(header);
        Object obj = codec.decode(channel, buffer);
        Assert.assertEquals(TelnetCodec.DecodeResult.NEED_MORE_INPUT, obj);
        //如果telnet数据与request数据在同一个数据包中，不能因为telnet没有结尾字符而影响其他数据的接收.
        Assert.assertEquals(2, buffer.readerIndex());
    }
   
    @Test
    public void test_Decode_Return_Response_Person() throws IOException{
        //00000010-response/oneway/hearbeat=false/hessian |20-stats=ok|id=0|length=0
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        out.write(bytes);
        /* request|1111...|request */
        ChannelBuffer decodeBuffer = ChannelBuffers.wrappedBuffer(out.toByteArray());
        Request decodedRequest = (Request)codec.decode(channel, decodeBuffer);
        Assert.assertTrue(date.equals(decodedRequest.getData()));
        Assert.assertEquals(bytes.length + padding, decodeBuffer.readerIndex());
        decodedRequest = (Request)codec.decode(channel, decodeBuffer);
        Assert.assertTrue(date.equals(decodedRequest.getData()));
    }

    @Test
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