java中fastjson解析jsonobject&&解析jsonArray的方法

<!-- https://mvnrepository.com/artifact/com.alibaba/fastjson -->
		<dependency>
			<groupId>com.alibaba</groupId>
			<artifactId>fastjson</artifactId>
			<version>1.2.58</version>
		</dependency>

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

public static void main(String[] args) {
    //解析jsonobject
    String JSON_SIMPLE ="{\n" +
            "    \"code\": \"10000\",\n" +
            "    \"desc\": \"请求成功\",\n" +
            "    \"data\": {\n" +
            "        \"sumLoanMoneys\": 0,\n" +
            "        \"sumRealUnameCount\": 129,\n" +
            "        \"sumOrderSuccess\": 0,\n" +
            "        \"sumHasQuotaTotalCount\": 11,\n" +
            "        \"sumCreditQuota\": 4700000,\n" +
            "        \"sumHasRake\": \"0.00\"\n" +
            "    }\n" +
            "}";

    JSONObject obj = JSONObject.parseObject(JSON_SIMPLE);
    String str =null!=obj.get("data")?obj.get("data").toString():null;
    if (null!=str && !"".equals(str)){
        JSONObject strobj = JSONObject.parseObject(str);
        Map map = (Map)strobj;
        Iterator it = map.entrySet().iterator();
        while (it.hasNext()){
            Map.Entry entry = (Map.Entry) it.next();
            Object key = entry.getKey();
            Object value = entry.getValue();
            System.out.println(key+":"+value);
        }
    }

    //解析jsonArray(data对应的是个数组)
    String jsonArray="{\"name\":\"张三\",\"age\":15,\"data\":[{\"key1\":\"value1\",\"key2\":\"value2\"},{\"key3\":\"value3\",\"key4\":\"value4\"}]}";
    JSONObject jso=JSON.parseObject(jsonArray);//json字符串转换成jsonobject对象
    String key ="data";
    JSONArray jsarr=jso.getJSONArray(key);//jsonobject对象取得data对应的jsonarray数组
    for (int i=0;i<jsarr.size();i++){
        Object obj = jsarr.get(i);
        System.out.println(jsarr.get(i));
        Map map = (Map)obj;
        Iterator<Map.Entry<Integer, String>> it = map.entrySet().iterator();
        while (it.hasNext()) {
            Map.Entry<Integer, String> entry = it.next();
            System.out.println("key= " + entry.getKey() + " and value= " + entry.getValue());
        }
    }
}