java读取jar包中配置文件

public static String getJarFile()throws IOException { InputStream in=Test.class.getClass().getResourceAsStream("/idcheck-file.properties");//读jar包根目录下的idcheck-file.properties文件 Reader f = new InputStreamReader(in); BufferedReader fb = new BufferedReader(f); StringBuffer sb = new StringBuffer(""); String s = ""; while((s = fb.readLine()) != null) { sb = sb.append(s); } return sb.toString(); }