package com.zy.core.netty.handle;
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import com.zy.core.netty.domain.ChPackage;
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import com.zy.core.netty.properties.TcpProperties;
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import io.netty.buffer.ByteBuf;
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import io.netty.channel.ChannelHandler;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.handler.codec.MessageToByteEncoder;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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/**
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* 国标编码器
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* 此解码器将会生成校验码
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* 处理方式: 异或和
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* Created by vincent on 2019-04-02
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*/
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@Slf4j
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@Component
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@ChannelHandler.Sharable
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public class ProtocolEncoder extends MessageToByteEncoder<Object> {
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@Autowired
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private TcpProperties tcpProperties;
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@Override
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protected void encode(ChannelHandlerContext ctx, Object obj, ByteBuf out) {
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boolean upgradeLog = true;
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if (obj instanceof ByteBuf) {
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out.writeBytes((ByteBuf) obj);
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} else if (obj instanceof byte[]) {
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out.writeBytes((byte[]) obj);
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} else if (obj instanceof ChPackage) {
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}
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// if (tcpProperties.isPrintPacLog() || upgradeLog){
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// log.info("uuid={} 下行 >>> {}", getVin(out), ByteBufUtil.hexDump(out));
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// }
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}
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// private String getVin(ByteBuf byteBuf){
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// byte[] bytes = new byte[PackagePart.UNIQUENO.getLen()];
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// byteBuf.markReaderIndex();
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// byteBuf.readerIndex(PackagePart.UNIQUENO.getStartIndex());
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// byteBuf.readBytes(bytes);
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// byteBuf.resetReaderIndex();
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// return RadixTools.bytesToStr(bytes);
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// }
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}
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