json与java对象相互转换的两种方法（一）

来源：互联网发布：金融软件行业编辑：程序博客网时间：2024/05/01 03:19

第一种转换方法 json-lib

json-lib框架也可以进行json格式和java 对象之间的相互转化，json-lib提供的类主要有：JSONObject ,JSONArray

使用json-lib需要导入6个jar包commons-beanutils.jar、commons-lang-2.1.jar、commons-logging.jar、commons.collections-3.2.1.jar、ezmorph-1.0.2.jar、json-lib-2.3-jdk13.jar

第一个测试方法

输出结果

jsonObject：{"username":"huangwuyi","sex":"男","QQ":"413425430","Min.score":99,"nickname":"梦中心境"}是否为数组:false， 是否为空:false， isNullObject:false添加属性后的对象：{"username":"huangwuyi","sex":"男","QQ":"413425430","Min.score":99,"nickname":"梦中心境","address":"福建省厦门市"}{"username":"huangwuyi","sex":"男","QQ":"413425430","Min.score":99,"nickname":"梦中心境","address":"福建省厦门市","jsonArray":["this is a jsonArray value","another jsonArray value"]}返回一个JSONArray对象：["this is a jsonArray value","another jsonArray value"]结果={"username":"huangwuyi","sex":"男","QQ":"413425430","Min.score":99,"nickname":"梦中心境","address":"福建省厦门市","jsonArray":["this is a jsonArray value","another jsonArray value"]}username==>huangwuyitemp==>{"username":"huangwuyi","sex":"男","QQ":"413425430","Min.score":99,"nickname":"梦中心境","address":"福建省厦门市","jsonArray":["this is a jsonArray value","another jsonArray value"]}object==>{"username":"huangwuyi","sex":"男","QQ":"413425430","Min.score":99,"nickname":"梦中心境","address":"福建省厦门市","jsonArray":["this is a jsonArray value","another jsonArray value"]}qq=413425430

第二个测试方法

{"age":1,"name":"name1","phone":"123"}[{"age":1,"name":"name1","phone":"123"},{"age":2,"name":"name2","phone":"321"}]

测试demo地址（完整项目代码）： http://download.csdn.net/detail/hujinyuan357/9647578

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