http://www.importnew.com/26269.html

 

import java.net.URL;

class test9

{

public static void main(String[] args){

System.out.println(System.getProperty("java.ext.dirs"));

 

URL[] urls = sun.misc.Launcher.getBootstrapClassPath().getURLs();

 

for (int i = 0; i < urls.length; i++)

{

System.out.println(urls[i].toExternalForm());

}

 

System.out.println(System.getProperty("java.class.path"));

 

 

}

C:\Program Files (x86)\Java\jdk1.8.0_131\jre\lib\ext;C:\Windows\Sun\Java\lib\ext file:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/resources.jarfile:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/rt.jarfile:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/sunrsasign.jarfile:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/jsse.jarfile:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/jce.jarfile:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/charsets.jarfile:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/jfr.jarfile:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/classes

.;C:\Program Files (x86)\Java\jdk1.8.0_131\lib;C:\Program Files (x86)\Java\jdk1.8.0_131\lib\tools.jar