Qrb3000CodecFactory.java
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package com.example.mina.box.qrb3000;
import org.apache.mina.core.buffer.IoBuffer;
import org.apache.mina.core.session.IoSession;
import org.apache.mina.filter.codec.*;
/**
* @author dy
* @date 20/07/07
*/
public class Qrb3000CodecFactory implements ProtocolCodecFactory {
@Override
public ProtocolEncoder getEncoder(IoSession session) {
return new Qrb3000MessageEncoder();
}
@Override
public ProtocolDecoder getDecoder(IoSession session) {
return new Qrb3000MessageDecoder();
}
static class Qrb3000MessageEncoder implements ProtocolEncoder {
@Override
public void encode(IoSession session, Object message, ProtocolEncoderOutput out) {
if (message instanceof Qrb3000ResponseMessage) {
byte[] result = ((Qrb3000ResponseMessage) message).getResult();
session.write(IoBuffer.wrap(result));
}
}
@Override
public void dispose(IoSession session) {
}
}
static class Qrb3000MessageDecoder implements ProtocolDecoder {
@Override
public void decode(IoSession session, IoBuffer in, ProtocolDecoderOutput out) throws Exception {
byte[] bytes = new byte[in.limit()];
in.get(bytes);
Qrb3000RequestMessage requestMessage = Qrb3000RequestMessage.builder()
.input(bytes)
.readNum(bytes.length)
.build();
out.write(requestMessage);
}
@Override
public void finishDecode(IoSession session, ProtocolDecoderOutput out) throws Exception {
}
@Override
public void dispose(IoSession session) throws Exception {
}
}
}