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@@ -3,9 +3,11 @@ package com.zhili.zkstationserver.util;
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import org.apache.commons.lang3.StringUtils;
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import java.io.UnsupportedEncodingException;
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+import java.nio.charset.StandardCharsets;
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import java.time.LocalDateTime;
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import java.time.format.DateTimeFormatter;
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import java.util.ArrayList;
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+import java.util.Arrays;
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import java.util.Calendar;
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import java.util.List;
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@@ -57,6 +59,7 @@ public class BytesUtil {
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public static String parseStringFromGb2312Bytes(byte[] bytes){
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try{
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+ //System.out.println("------------------"+BytesUtil.bytesToHexString(bytes));
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String gb2312Str = new String(bytes, "gb2312");
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return gb2312Str.substring(0,gb2312Str.indexOf((char)0));
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}catch (Exception e){
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@@ -64,6 +67,33 @@ public class BytesUtil {
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}
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}
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+ //将16进制数转换为汉字
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+ public static String deUnicode(byte[] bytes){
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+ System.out.println("------------------"+BytesUtil.bytesToHexString(bytes));
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+ String content = BytesUtil.bytesToHexStringNew(bytes);
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+ String enUnicode=null;
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+ String deUnicode=null;
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+ for(int i=0;i<content.length();i++){
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+ if(enUnicode==null){
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+ enUnicode=String.valueOf(content.charAt(i));
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+ }else{
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+ enUnicode=enUnicode+content.charAt(i);
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+ }
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+ if(i%4==3){
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+ if(enUnicode!=null){
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+ if(deUnicode==null){
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+ deUnicode=String.valueOf((char)Integer.valueOf(enUnicode, 16).intValue());
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+ }else{
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+ deUnicode=deUnicode+String.valueOf((char)Integer.valueOf(enUnicode, 16).intValue());
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+ }
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+ }
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+ enUnicode=null;
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+ }
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+
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+ }
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+ return deUnicode.substring(0,deUnicode.indexOf((char)0));
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+ }
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+
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public static String parseString(byte[] b) {
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StringBuilder sb = new StringBuilder();
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for (int i = 0; i < b.length; i++) {
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@@ -74,6 +104,29 @@ public class BytesUtil {
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return k>=0?rawString.substring(0, k):rawString;
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}
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+ /**
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+ * 显示0的字符串
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+ * @param b
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+ * @return
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+ */
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+ public static String parseStringZero(byte[] b) {
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+ StringBuilder sb = new StringBuilder();
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+ for (int i = 0; i < b.length; i++) {
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+ sb.append((char) b[i]);
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+ }
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+ String rawString = sb.toString();
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+ int k = rawString.indexOf(0);
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+ if(k==0){
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+ String res = Arrays.toString(b);
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+ res = StringUtils.strip(res,"[]") //去掉两边括号
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+ .replaceAll(",","")
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+ .replaceAll("\\s*","");//去掉空格
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+ return res;
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+ }
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+ return k>=0?rawString.substring(0, k):rawString;
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+
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+ }
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+
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public static byte[] fromString(String s, int len, byte fill) {
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byte[] res = new byte[len];
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for (int i = 0; i < s.length(); i++) {
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@@ -210,6 +263,22 @@ public class BytesUtil {
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return sb.toString();
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}
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+ public static String bytesToHexStringNew(byte[] src){
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+ StringBuilder stringBuilder = new StringBuilder("");
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+ if (src == null || src.length <= 0) {
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+ return null;
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+ }
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+ for (int i = 0; i < src.length; i++) {
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+ int v = src[i] & 0xFF;
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+ String hv = Integer.toHexString(v);
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+ if (hv.length() < 2) {
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+ stringBuilder.append(0);
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+ }
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+ stringBuilder.append(hv);
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+ }
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+ return stringBuilder.toString();
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+ }
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+
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/**
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* description: 字符串转 Unicode --- 原生方法
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*
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