com.google.gwt.emul.java.security.AccessController Maven / Gradle / Ivy
package java.security;
import java.security.AccessControlContext;
import java.security.PrivilegedAction;
import java.security.PrivilegedActionException;
/**
* The AccessController class is used in jre runtimes
* for access control operations; in gwt, this class is a no-op;
* everything is permitted, and this is only here for source compatibility
*/
public final class AccessController {
/**
* Don't allow anyone to instantiate an AccessController
*/
private AccessController() { }
public static T doPrivileged(PrivilegedAction action){
return action.run();
}
public static AccessControlContext getContext()
{
return new AccessControlContext();
}
public static T
doPrivileged(PrivilegedExceptionAction action)
throws PrivilegedActionException {
try{
return action.run();
} catch (Exception e) {
throw new PrivilegedActionException(e);
}
}
public static T doPrivileged(PrivilegedAction action,
AccessControlContext context) {
return action.run();
}
public static T doPrivileged(PrivilegedExceptionAction action,
AccessControlContext context) throws PrivilegedActionException {
try{
return action.run();
} catch (Exception e) {
throw new PrivilegedActionException(e);
}
}
}