Json字符串转map集合

import java.util.Map;

import com.alibaba.fastjson.JSON;

public class Demo1 {
 public static void main(String[] args) {
  String str = "{\"id\":11,\"status\":\"Analyze\",\"severity\":\"Review\"}";
     Map<String,Object> mapType = JSON.parseObject(str,Map.class); 
        for (Object obj : mapType.keySet()){ 
            System.out.println(obj+" = "+mapType.get(obj)); 
        } 
 }
}