Java任意JSON字符串中，包含指定关键词的VALUE

Posted 2020-10-19 Aria

 1     /**Java任意JSON字符串中，包含指定关键词的json值*/
 2     public static void main(String[] s){
 3         String attrjson = "{\"12\":\"100kg\",\"96\":\"sd\"}";
 4         JSONObject obj = (JSONObject) JSON.parse(attrjson);
 5         String keyword = "kg";
 6         
 7         Set<Entry<String, Object>> set = obj.entrySet();
 8         Iterator iterator = set.iterator();
 9         while(iterator.hasNext()){
10            Object  keyObj = iterator.next();
11            String value = keyObj.toString();
12            if(StringUtils.isNoneBlank(value) && value.contains(keyword)){
13                String keyval = value.substring(value.lastIndexOf("=")+1, value.length());
14                System.out.println(keyval);
15            }
16         }
17     }

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