从格式不确定的json中读取键值对

import java.util.Iterator; import java.util.LinkedHashMap; import java.util.LinkedList; import java.util.List; import java.util.Map; import org.json.simple.*; import org.json.simple.parser.*; import org.json.*; import java.io.BufferedReader; import java.io.File; import java.io.FileNotFoundException; import java.io.FileReader; import java.io.IOException; public class main { /** * @param args * @throws IOException */ static String changeString(String s1, String s2, int s3){ String str; Object obj1=JSONValue.parse(s1); JSONParser parser = new JSONParser(); KeyFinder finder = new KeyFinder(); finder.setMatchKey(s2); try{ while(!finder.isEnd()){ parser.parse(s1, finder, true); if(finder.isFound()){ finder.setFound(false); if (s3-- < 0){ break; } } } } catch(ParseException pe){ pe.printStackTrace(); } return finder.getValue().toString(); } public static void main(String[] args) throws IOException{ // TODO Auto-generated method stub File file = new File("test1.json"); BufferedReader bf = new BufferedReader(new FileReader(file)); String content = ""; StringBuilder sb = new StringBuilder(); while(content != null){ content = bf.readLine(); if(content == null){ break; } sb.append(content.trim()); } //System.out.println(sb.toString()); String s1,s2; String str = sb.toString(); Object obj1=JSONValue.parse(str); System.out.println(changeString(str, "longAxis", 8)); JSONParser parser = new JSONParser(); KeyFinder finder = new KeyFinder(); finder.setMatchKey("longAxis"); try{ while(!finder.isEnd()){ parser.parse(str, finder, true); if(finder.isFound()){ finder.setFound(false); System.out.println(finder.getValue()); } } } catch(ParseException pe){ pe.printStackTrace(); } } }