io.datty.msgpack.core.writer.ByteBufWriter.java Source code

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Here is the source code for io.datty.msgpack.core.writer.ByteBufWriter.java

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/*
 * Copyright (C) 2016 Datty.io Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package io.datty.msgpack.core.writer;

import io.datty.msgpack.core.AbstractMessageWriter;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.CompositeByteBuf;

/**
 * ByteBufWriter
 * 
 * @author Alex Shvid
 *
 */

public class ByteBufWriter extends AbstractMessageWriter implements ValueWriter<ByteBuf> {

    public static final ByteBufWriter INSTANCE = new ByteBufWriter();

    @Override
    public ByteBuf write(ByteBuf value, ByteBuf sink, boolean copy, boolean numeric) {

        if (value == null) {
            writeNull(sink);
            return sink;
        } else {
            writeBinaryHeader(value.readableBytes(), sink);
            sink.writeBytes(value, value.readerIndex(), value.readableBytes());
            return sink;
        }

        /**
        else if (copy) {
           writeBinaryHeader(value.readableBytes(), sink);
           sink.writeBytes(value, value.readerIndex(), value.readableBytes());
           return sink;
        }
            
        else if (sink instanceof CompositeByteBuf) {
           writeBinaryHeader(value.readableBytes(), sink);
           CompositeByteBuf compositeSink = (CompositeByteBuf) sink;
           compositeSink.addComponent(true, value);
           return compositeSink;
        }
            
        else {
           writeBinaryHeader(value.readableBytes(), sink);
           CompositeByteBuf result = sink.alloc().compositeBuffer();
           result.addComponent(true, sink);
           result.addComponent(true, value);
           return result;
        }
        */

    }

}