Java Data Type Tutorial - Java SecurityManager .checkWrite (String file)

Syntax

SecurityManager.checkWrite(String file) has the following syntax.

public void checkWrite(String file)

Example

In the following code shows how to use SecurityManager.checkWrite(String file) method.

import java.io.FileDescriptor;
/*from   ww  w  .ja v a  2s . c o  m*/

public class Main extends SecurityManager {

   public static void main(String[] args) {

      System.setProperty("java.security.policy", "file:/C:/java.policy");

      Main sm = new Main();

      System.setSecurityManager(sm);
      
      sm.checkWrite("test.txt");

      System.out.println("Allowed!");
   }
}