Test file name

public static void main(String[] args) throws Exception {
	    File dir = new File("c:/mockData/com.taobao.client.sys.getAppToken_@");
        dir.mkdirs();

	    String fileName = "sign=8a0068b0034e2390e7357adb226abf1e&ttid=201200@taobao_iphone_2.2.1&t=20120516103748&imei=124c55bcb65d31518aecd17abcdede2a5892ee24&data={\"key\":\"18758032928\"}&imsi=0987654321&authType=md5&appKey=12087020.txt";
	    fileName = fileName.replace("\"", "aa");
	    fileName = fileName.replace(":", "bb");
	    File f = new File(dir, fileName);
        f.createNewFile();
    }