public static String readFile(String path){
	//System.out.println("path : " + path + " reading...");
	String sCurrentLine;
	String sJSON = "";
	BufferedReader bReader = null;
	try{
	FileReader fReader = new FileReader(path);
	bReader = new BufferedReader(fReader,16000);
	while ((sCurrentLine = bReader.readLine()) != null) {
		sJSON += sCurrentLine;
	} 
	} catch (IOException e) {
		e.printStackTrace();
	} finally {
		try {
			if (bReader != null)bReader.close();
		} catch (IOException ex) {
			ex.printStackTrace();
		}
	}
	//System.out.println("reading done");
	//System.exit(0);
	return sJSON;	
	}