fix: 记录操作日志时截取指定长度
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@ -7,6 +7,7 @@ import com.mzt.logapi.service.ILogRecordService;
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import com.nflg.product.base.core.conmon.util.SessionUtil;
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import com.nflg.product.bomnew.pojo.entity.BomNewLogEntity;
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import com.nflg.product.bomnew.service.BomNewLogService;
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import com.nflg.product.bomnew.util.StringUtil;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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@ -24,13 +25,13 @@ public class DbLogRecordServiceImpl implements ILogRecordService {
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BomNewLogEntity logEnt = new BomNewLogEntity();
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try {
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logEnt.setRowId(IdWorker.getId());
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logEnt.setModelName(logRecord.getTenant());
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logEnt.setOpBizNo(logRecord.getBizNo());
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logEnt.setOpAction(logRecord.getType());
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logEnt.setOpContent(logRecord.getAction());
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logEnt.setOpContentExt(logRecord.getExtra());
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logEnt.setOpUserJobNo(SessionUtil.getUserCode());
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logEnt.setOpUserName(SessionUtil.getUserName());
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logEnt.setModelName(StringUtil.trimText(logRecord.getTenant(),60));
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logEnt.setOpBizNo(StringUtil.trimText(logRecord.getBizNo(),30));
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logEnt.setOpAction(StringUtil.trimText(logRecord.getType(),30));
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logEnt.setOpContent(StringUtil.trimText(logRecord.getAction(),600));
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logEnt.setOpContentExt(StringUtil.trimText(logRecord.getExtra(),4000));
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logEnt.setOpUserJobNo(StringUtil.trimText(SessionUtil.getUserCode(),20));
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logEnt.setOpUserName(StringUtil.trimText(SessionUtil.getUserName(),20));
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logEnt.setOpTime(LocalDateTime.now());
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logEnt.setDptName(SessionUtil.getDepartName());
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logService.save(logEnt);
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@ -0,0 +1,107 @@
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package com.nflg.product.bomnew.util;
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/**
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* @author 曹鹏飞
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* @date 2024-03-29 16:52:05
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*/
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public class StringUtil {
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public static String subString(String input,int maxLen){
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if (input == null) {
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return null;
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}
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int byteCount = 0;
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int charCount = 0;
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StringBuilder sb = new StringBuilder();
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// 遍历字符串的每一个字符
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for (int i = 0; i < input.length(); i++) {
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char c = input.charAt(i);
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// 检查字符是否是双字节或多字节字符，这里简单地通过Character.isHighSurrogate检查，适用于大部分情况
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if (Character.isHighSurrogate(c)) {
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// 如果是高代理项，则下一个字符也是有效部分，一起计算长度
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if (i + 1 < input.length() && Character.isLowSurrogate(input.charAt(i + 1))) {
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sb.append(c);
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sb.append(input.charAt(i + 1));
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i++; // 跳过低代理项
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byteCount += 3; // 中文等宽字体一般认为占3个长度单位
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charCount += 1; // Unicode字符数增加1
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} else {
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// 不完整的 surrogate pair，跳过
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continue;
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}
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} else if (c > '\u00ff') { // 这里假设非代理项的非ASCII字符都按3个长度单位计算
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sb.append(c);
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byteCount += 3;
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charCount += 1;
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} else {
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sb.append(c);
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byteCount += 1;
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charCount += 1;
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}
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if (byteCount > maxLen) {
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break;
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}
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}
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return sb.toString();
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}
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/**
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* 截取文本，只取30个有效长度，每个中文占用3个长度，其余字符占用1个长度。
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*
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* @param text 需要截取的文本
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* @param maxLength 有效长度上限
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* @return 截取后的文本
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*/
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public static String trimText(String text, int maxLength) {
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if (text == null || text.isEmpty()) {
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return text;
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}
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int lengthCount = 0; // 用于记录有效长度
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StringBuilder trimmedStringBuilder = new StringBuilder();
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for (char c : text.toCharArray()) {
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if (isChineseCharacter(c)) {
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// 如果是中文字符，检查剩余有效长度是否足够3个长度
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if (lengthCount + 3 <= maxLength) {
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trimmedStringBuilder.append(c);
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lengthCount += 3;
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} else {
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// 不足3个长度，直接返回已截取的文本
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return trimmedStringBuilder.toString();
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}
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} else {
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// 非中文字符，检查剩余有效长度是否足够1个长度
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if (lengthCount + 1 <= maxLength) {
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trimmedStringBuilder.append(c);
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lengthCount++;
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} else {
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// 不足1个长度，直接返回已截取的文本
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return trimmedStringBuilder.toString();
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}
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}
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}
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return trimmedStringBuilder.toString();
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}
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/**
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* 检查字符是否为中文字符。
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*
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* @param ch 需要检查的字符
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* @return 如果是中文字符则返回true，否则返回false
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*/
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private static boolean isChineseCharacter(char ch) {
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Character.UnicodeBlock block = Character.UnicodeBlock.of(ch);
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return block == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS
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|| block == Character.UnicodeBlock.CJK_COMPATIBILITY_IDEOGRAPHS
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|| block == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A
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|| block == Character.UnicodeBlock.GENERAL_PUNCTUATION
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|| block == Character.UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS;
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}
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}
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@ -0,0 +1,78 @@
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package com.nflg.product.bomnew.service.test;
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import com.alibaba.fastjson.JSON;
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import com.baomidou.mybatisplus.core.toolkit.IdWorker;
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import com.nflg.product.bomnew.constant.EBomStatusEnum;
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import com.nflg.product.bomnew.pojo.entity.BomNewLogEntity;
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import com.nflg.product.bomnew.util.StringUtil;
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import org.junit.Assert;
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import org.junit.Test;
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/**
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* @author 曹鹏飞
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* @date 2024-03-06 14:24:10
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*/
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public class OtherTest {
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@Test
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public void test1(){
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Integer d=2;
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System.out.println("他人创建的"+ EBomStatusEnum.findByValue(2).getDescription() +"数据");
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}
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@Test
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public void test2(){
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BomNewLogEntity logEnt=new BomNewLogEntity();
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logEnt.setRowId(IdWorker.getId());
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System.out.println("数据："+ JSON.toJSONString(logEnt));
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}
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@Test
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public void test3(){
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String data1="12345ds67八九dsf";
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String data2="12345ds67";
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Assert.assertEquals(data2,StringUtil.trimText(data1,9));
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}
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@Test
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public void test4(){
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String data1="12345ds67八九dsf";
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String data2="12345ds67";
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Assert.assertEquals(data2,StringUtil.trimText(data1,11));
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}
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@Test
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public void test5(){
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String data1="12345ds67八九dsf";
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String data2="12345ds67八九";
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Assert.assertEquals(data2,StringUtil.trimText(data1,15));
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}
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@Test
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public void test6(){
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String data1="12345ds67八九dsf";
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String data2="12345ds67八九d";
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Assert.assertEquals(data2,StringUtil.trimText(data1,16));
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}
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@Test
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public void test7(){
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String data1="12345ds67八九dsf";
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String data2="12345ds67八九dsf";
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Assert.assertEquals(data2,StringUtil.trimText(data1,50));
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}
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@Test
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public void test8(){
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String data1="12345ds67八九dsf";
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String data2="1";
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Assert.assertEquals(data2,StringUtil.trimText(data1,1));
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}
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@Test
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public void test9(){
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String data1="12345ds67八九dsf";
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String data2="";
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Assert.assertEquals(data2,StringUtil.trimText(data1,0));
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}
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}
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