77 lines
2.4 KiB
Java
77 lines
2.4 KiB
Java
package org.jeecg.smallTools;
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import com.alibaba.fastjson.JSONArray;
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import org.apache.commons.lang3.StringUtils;
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import org.junit.Test;
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import java.text.MessageFormat;
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import java.util.Arrays;
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import java.util.Base64;
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/**
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* 字符串处理测试
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*
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* @author: scott
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* @date: 2023年03月30日 15:27
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*/
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public class TestStr {
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/**
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* 测试参数格式化的问题，数字值有问题
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*/
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@Test
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public void testParameterFormat() {
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String url = "/pages/lowApp/process/taskDetail?tenantId={0}&procInsId={1}&taskId={2}&taskDefKey={3}";
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String cc = MessageFormat.format(url, "6364", "111", "22", "333");
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System.out.println("参数是字符串：" + cc);
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String cc2 = MessageFormat.format(url, 6364, 111, 22, 333);
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System.out.println("参数是数字（出问题）：" + cc2);
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}
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@Test
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public void testStringSplitError() {
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String conditionValue = "qweqwe";
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String[] conditionValueArray = conditionValue.split(",");
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System.out.println("length = " + conditionValueArray.length);
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Arrays.stream(conditionValueArray).forEach(System.out::println);
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}
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@Test
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public void testJSONArrayJoin() {
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JSONArray valArray = new JSONArray();
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valArray.add("123");
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valArray.add("qwe");
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System.out.println("值: " + StringUtils.join(valArray, ","));
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}
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@Test
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public void testSql() {
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String sql = "select * from sys_user where sex = ${sex}";
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sql = sql.replaceAll("'?\\$\\{sex}'?", "1");
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System.out.println(sql);
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}
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@Test
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public void base64() {
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String encodedString = "5L+d5a2Y5aSx6LSl77yM5YWN6LS554mI5pyA5aSa5Yib5bu6ezB95p2h6L+e5o6l77yM6K+35Y2H57qn5ZWG5Lia54mI77yB";
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byte[] decodedBytes = Base64.getDecoder().decode(encodedString);
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String decodedString = new String(decodedBytes);
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String tipMsg = MessageFormat.format(decodedString, 10);
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System.out.println(tipMsg);
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}
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/**
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* 正则测试字符串只保存中文和数字和字母
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*/
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@Test
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public void testSpecialChar() {
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String str = "Hello, World! 你好！这是一段特殊符号的测试，This is a test string with special characters: @#$%^&*";
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// 使用正则表达式替换特殊字符
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String replacedStr = str.replaceAll("[^a-zA-Z0-9\\u4e00-\\u9fa5]", "");
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System.out.println("Replaced String: " + replacedStr);
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}
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}
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