?Json读入的数据格式：[{key:value},{key:value}]
//利用Set去除内容相同vps云服务器数据，String str=new String(fileread, encoding); JSONArray jsonarray=new JSONArray(str); Set<String> set = new HashSet<String>(); int num=0;if(jsonarray.length() > 0){ for (int i = 0;i < jsonarray.length();i++) {JSONObject jsonObject = jsonarray.getJSONObject(i); if(set.add(jsonObject.toString().replace(” “, “”))) {num++;doclist.add(jsonObject);}}}System.out.println(num+”:length:”+jsonarray.length());
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