Java.lang.Class.getProtectionDomain() Method

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Description

The java.lang.Class.getProtectionDomain() returns the ProtectionDomain of this class.

Declaration

Following is the declaration for java.lang.Class.getProtectionDomain() method

public ProtectionDomain getProtectionDomain()

Parameters

  • NA

Return Value

This method returns the ProtectionDomain of this class.

Exception

  • SecurityException -- if a security manager exists and its checkPermission method doesn't allow getting the ProtectionDomain.

Example

The following example shows the usage of java.lang.Class.getProtectionDomain() method.

package com.tutorialspoint;

import java.lang.*;
import java.security.ProtectionDomain;

public class ClassDemo {

   public static void main(String[] args) {

     try {
        Class cls = Class.forName("ClassDemo"); 
          
        // returns the name of the class
        System.out.println("Class = " + cls.getName());
      
        // returns the ProtectionDomain of this class.
        ProtectionDomain p = cls.getProtectionDomain();
        System.out.println(p);
     }
     catch(ClassNotFoundException ex) {
        System.out.println(ex.toString());
     }
   }
} 

Let us compile and run the above program, this will produce the following result:

Class = ClassDemo
ProtectionDomain  (file:/C:/Program%20Files/Java/jdk1.6.0_06/bin/ <no signer certificates>)
 sun.misc.Launcher$AppClassLoader@11b86e7
 <no principals>
 java.security.Permissions@3e25a5 (
 (java.io.FilePermission \C:\Program Files\Java\jdk1.6.0_06\bin\- read)
 (java.lang.RuntimePermission exitVM)
)



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