Java SecurityManager .checkRead (String file)
Syntax
SecurityManager.checkRead(String file) has the following syntax.
public void checkRead(String file)
Example
In the following code shows how to use SecurityManager.checkRead(String file) method.
import java.io.FileDescriptor;
/* w ww .j a v a2 s. co 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.checkRead("test.txt");
System.out.println("Allowed!");
}
}
The code above generates the following result.
