Guard guard = new PropertyPermission("java.home", "read"); : Permission « Security « Java






  1. Java
  2. Security
  3. Permission

Guard guard = new PropertyPermission("java.home", "read");

   

import java.security.AccessControlException;
import java.security.Guard;
import java.security.GuardedObject;
import java.util.PropertyPermission;

public class Main {
  public static void main(String[] argv) throws Exception {
    String secretObj = "secret";
    Guard guard = new PropertyPermission("java.home", "read");

    GuardedObject gobj = new GuardedObject(secretObj, guard);

    try {
      Object o = gobj.getObject();
    } catch (AccessControlException e) {
      e.printStackTrace();
    }
  }
}








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5.boolean Permission.implies(Permission permission)
6.Controlling Access to an Object using a permission
7.Listing All Permissions Granted to a Loaded Class
8.new GuardedObject(Object obj, Guard)
9.Object GuardedObject.getObject()
10.Execution of reflection