package com.safeluck.aykj.decoder;
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import com.safeluck.aykj.annotation.Int32;
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import com.safeluck.aykj.utils.BytesUtils;
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/**
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* Created by zhouwei on 2016/12/1.
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*/
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public class Int32Coder extends BaseDecoder<Integer> {
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public static Int32Coder instance = new Int32Coder();
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@Override
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public Integer decode(String str) {
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if(str==null||"".equals(str))
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return 0;
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return Integer.valueOf(str, 16);
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}
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@Override
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public String encode(Integer i) {
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if(i==null)
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i=0;
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//高位在前 32位整数
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int num = i.intValue();
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byte[] b = new byte[4];
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b[3]= (byte)(num&0xff);
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b[2]= (byte)(num >> 8);
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b[1]= (byte)(num >> 16);
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b[0]= (byte)(num >> 24);
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return BytesUtils.bytesToHexString(b);
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}
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}
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