BootstrapClassloader ExtClassloader AppClassloader

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.jar file:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/rt.jar file:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/sunrsasign.jar file:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/jsse.jar file:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/jce.jar file:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/charsets.jar file:/C:/Program%20Files%20(x86)/Java/jdk1.8.0_131/jre/lib/jfr.jar file:/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

  




 

 

posted @ 2017-08-27 20:13  zengkefu  阅读(292)  评论(0编辑  收藏  举报