java 读取Lib中的文件

public class TestReadJar {

    /**
     * @param args
     */
    public static void main(String[] args) throws IOException {
        String jarName="C://VODOSSClient.jar";
        String fileName="client.properties";
        JarFile jarFile = new JarFile(jarName);//读入jar文件


        JarEntry entry = jarFile.getJarEntry(fileName);
        InputStream input = jarFile.getInputStream(entry);//读入需要的文件

        readFile(input);

        jarFile.close();

    }

    private static void readFile(InputStream input)

    throws IOException {

        InputStreamReader isr =

        new InputStreamReader(input);

        BufferedReader reader = new BufferedReader(isr);

        String line;

        while ((line = reader.readLine()) != null) {

            System.out.println(line);

        }

        reader.close();

    }

}