fix: 记录操作日志时截取指定长度

nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/log/DbLogRecordServiceImpl.java

@@ -7,6 +7,7 @@ import com.mzt.logapi.service.ILogRecordService;
 import com.nflg.product.base.core.conmon.util.SessionUtil;
 import com.nflg.product.bomnew.pojo.entity.BomNewLogEntity;
 import com.nflg.product.bomnew.service.BomNewLogService;
+import com.nflg.product.bomnew.util.StringUtil;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 import javax.annotation.Resource;
@@ -24,13 +25,13 @@ public class DbLogRecordServiceImpl implements ILogRecordService {
         BomNewLogEntity logEnt = new BomNewLogEntity();
         try {
             logEnt.setRowId(IdWorker.getId());
-            logEnt.setModelName(logRecord.getTenant());
+            logEnt.setModelName(StringUtil.trimText(logRecord.getTenant(),60));
-            logEnt.setOpBizNo(logRecord.getBizNo());
+            logEnt.setOpBizNo(StringUtil.trimText(logRecord.getBizNo(),30));
-            logEnt.setOpAction(logRecord.getType());
+            logEnt.setOpAction(StringUtil.trimText(logRecord.getType(),30));
-            logEnt.setOpContent(logRecord.getAction());
+            logEnt.setOpContent(StringUtil.trimText(logRecord.getAction(),600));
-            logEnt.setOpContentExt(logRecord.getExtra());
+            logEnt.setOpContentExt(StringUtil.trimText(logRecord.getExtra(),4000));
-            logEnt.setOpUserJobNo(SessionUtil.getUserCode());
+            logEnt.setOpUserJobNo(StringUtil.trimText(SessionUtil.getUserCode(),20));
-            logEnt.setOpUserName(SessionUtil.getUserName());
+            logEnt.setOpUserName(StringUtil.trimText(SessionUtil.getUserName(),20));
             logEnt.setOpTime(LocalDateTime.now());
             logEnt.setDptName(SessionUtil.getDepartName());
             logService.save(logEnt);

nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/util/StringUtil.java

@@ -0,0 +1,107 @@
+package com.nflg.product.bomnew.util;
+
+/**
+ * @author 曹鹏飞
+ * @date 2024-03-29 16:52:05
+ */
+public class StringUtil {
+
+    public static String subString(String input,int maxLen){
+        if (input == null) {
+            return null;
+        }
+
+        int byteCount = 0;
+        int charCount = 0;
+        StringBuilder sb = new StringBuilder();
+
+        // 遍历字符串的每一个字符
+        for (int i = 0; i < input.length(); i++) {
+            char c = input.charAt(i);
+
+            // 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
+            if (Character.isHighSurrogate(c)) {
+                // 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
+                if (i + 1 < input.length() && Character.isLowSurrogate(input.charAt(i + 1))) {
+                    sb.append(c);
+                    sb.append(input.charAt(i + 1));
+                    i++; // 跳过低代理项
+                    byteCount += 3; // 中文等宽字体一般认为占3个长度单位
+                    charCount += 1; // Unicode字符数增加1
+                } else {
+                    // 不完整的 surrogate pair，跳过
+                    continue;
+                }
+            } 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
+                sb.append(c);
+                byteCount += 3;
+                charCount += 1;
+            } else {
+                sb.append(c);
+                byteCount += 1;
+                charCount += 1;
+            }
+
+            if (byteCount > maxLen) {
+                break;
+            }
+        }
+
+        return sb.toString();
+    }
+
+    /**
+     * 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。
+     *
+     * @param text 需要截取的文本
+     * @param maxLength 有效长度上限
+     * @return 截取后的文本
+     */
+    public static String trimText(String text, int maxLength) {
+        if (text == null || text.isEmpty()) {
+            return text;
+        }
+
+        int lengthCount = 0; // 用于记录有效长度
+        StringBuilder trimmedStringBuilder = new StringBuilder();
+
+        for (char c : text.toCharArray()) {
+            if (isChineseCharacter(c)) {
+                // 如果是中文字符，检查剩余有效长度是否足够3个长度
+                if (lengthCount + 3 <= maxLength) {
+                    trimmedStringBuilder.append(c);
+                    lengthCount += 3;
+                } else {
+                    // 不足3个长度，直接返回已截取的文本
+                    return trimmedStringBuilder.toString();
+                }
+            } else {
+                // 非中文字符，检查剩余有效长度是否足够1个长度
+                if (lengthCount + 1 <= maxLength) {
+                    trimmedStringBuilder.append(c);
+                    lengthCount++;
+                } else {
+                    // 不足1个长度，直接返回已截取的文本
+                    return trimmedStringBuilder.toString();
+                }
+            }
+        }
+
+        return trimmedStringBuilder.toString();
+    }
+
+    /**
+     * 检查字符是否为中文字符。
+     *
+     * @param ch 需要检查的字符
+     * @return 如果是中文字符则返回true，否则返回false
+     */
+    private static boolean isChineseCharacter(char ch) {
+        Character.UnicodeBlock block = Character.UnicodeBlock.of(ch);
+        return block == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS
+                || block == Character.UnicodeBlock.CJK_COMPATIBILITY_IDEOGRAPHS
+                || block == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS_EXTENSION_A
+                || block == Character.UnicodeBlock.GENERAL_PUNCTUATION
+                || block == Character.UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS;
+    }
+}

nflg_project_dev/nflg-bom-new/src/test/java/com/nflg/product/bomnew/service/test/OtherTest.java

@@ -0,0 +1,78 @@
+package com.nflg.product.bomnew.service.test;
+
+import com.alibaba.fastjson.JSON;
+import com.baomidou.mybatisplus.core.toolkit.IdWorker;
+import com.nflg.product.bomnew.constant.EBomStatusEnum;
+import com.nflg.product.bomnew.pojo.entity.BomNewLogEntity;
+import com.nflg.product.bomnew.util.StringUtil;
+import org.junit.Assert;
+import org.junit.Test;
+
+/**
+ * @author 曹鹏飞
+ * @date 2024-03-06 14:24:10
+ */
+public class OtherTest {
+
+    @Test
+    public void test1(){
+        Integer d=2;
+        System.out.println("他人创建的"+ EBomStatusEnum.findByValue(2).getDescription() +"数据");
+    }
+
+    @Test
+    public void test2(){
+        BomNewLogEntity logEnt=new BomNewLogEntity();
+        logEnt.setRowId(IdWorker.getId());
+        System.out.println("数据："+ JSON.toJSONString(logEnt));
+    }
+
+    @Test
+    public void test3(){
+        String data1="12345ds67八九dsf";
+        String data2="12345ds67";
+        Assert.assertEquals(data2,StringUtil.trimText(data1,9));
+    }
+
+    @Test
+    public void test4(){
+        String data1="12345ds67八九dsf";
+        String data2="12345ds67";
+        Assert.assertEquals(data2,StringUtil.trimText(data1,11));
+    }
+
+    @Test
+    public void test5(){
+        String data1="12345ds67八九dsf";
+        String data2="12345ds67八九";
+        Assert.assertEquals(data2,StringUtil.trimText(data1,15));
+    }
+
+    @Test
+    public void test6(){
+        String data1="12345ds67八九dsf";
+        String data2="12345ds67八九d";
+        Assert.assertEquals(data2,StringUtil.trimText(data1,16));
+    }
+
+    @Test
+    public void test7(){
+        String data1="12345ds67八九dsf";
+        String data2="12345ds67八九dsf";
+        Assert.assertEquals(data2,StringUtil.trimText(data1,50));
+    }
+
+    @Test
+    public void test8(){
+        String data1="12345ds67八九dsf";
+        String data2="1";
+        Assert.assertEquals(data2,StringUtil.trimText(data1,1));
+    }
+
+    @Test
+    public void test9(){
+        String data1="12345ds67八九dsf";
+        String data2="";
+        Assert.assertEquals(data2,StringUtil.trimText(data1,0));
+    }
+}