package com.panzhihua.service_property.netty;
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import io.netty.buffer.ByteBuf;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.handler.codec.ByteToMessageDecoder;
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import java.util.List;
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public class MyDecoder extends ByteToMessageDecoder {
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@Override
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protected void decode(ChannelHandlerContext ctx, ByteBuf msg, List<Object> out) throws Exception {
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String HEXES = "0123456789ABCDEF";
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byte[] req = new byte[msg.readableBytes()];
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msg.readBytes(req);
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final StringBuilder hex = new StringBuilder(2 * req.length);
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for (int i = 0; i < req.length; i++) {
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byte b = req[i];
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hex.append(HEXES.charAt((b & 0xF0) >> 4))
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.append(HEXES.charAt((b & 0x0F)));
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}
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out.add(hex.toString());
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}
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}
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