package com.huaheng.test; import com.alibaba.fastjson.JSON; import com.fasterxml.jackson.core.JsonProcessingException; import com.fasterxml.jackson.databind.ObjectMapper; import com.huaheng.common.utils.StringUtils; import com.huaheng.pc.srm.domain.FinishedProduct; import org.apache.commons.collections.MapUtils; import java.util.*; public class test { public static void main(String[] args) throws JsonProcessingException { Map<String, Boolean> map = new HashMap<>(); Boolean k1 = MapUtils.getBoolean(map, "k", false); System.out.println(k1); Boolean k2 = MapUtils.getBoolean(map, "k", false); System.out.println(k2); System.out.println("=[=======================================================]="); Map<String, Object> map2=new HashMap(); map2.put("state",false); map2.put("msg","token失效"); String s = new ObjectMapper().writeValueAsString(map2); System.out.println(s); String name1="迈信伺服电机侧电机刹车接插件"; String name2="迈信伺服电机侧电机接插件(不带刹车)"; String spec1=";H15/15芯航空插头;;;;适用于M"; String spec2=";H03/3芯航空插头;;;;适用于MA"; String code="B2023020543"; System.out.println(name1.length()); System.out.println(name1.substring(0,14)); System.out.println(name2.length()); System.out.println(spec1.length()); System.out.println(spec2.length()); System.out.println(code.length()); } }