/**
* Get an annotation. This is wrappered to avoid a Java2Security violation.
*
* @param cls Class that contains annotation
* @param annotation Class of requrested Annotation
* @return annotation or null
*/
private static Annotation getAnnotation(final AnnotatedElement element, final Class annotation) {
return (Annotation)
AccessController.doPrivileged(
new PrivilegedAction() {
public Object run() {
return element.getAnnotation(annotation);
}
});
}
public Thread newThread(final Runnable r) {
if (threadGroup == null) {
try {
threadGroup =
(ThreadGroup)
AccessController.doPrivileged(
new PrivilegedExceptionAction() {
public Object run() {
return new ThreadGroup("JAX-WS Default Executor Group " + groupNumber++);
}
});
} catch (PrivilegedActionException e) {
if (log.isDebugEnabled()) {
log.debug("Exception thrown from AccessController: " + e);
}
throw ExceptionFactory.makeWebServiceException(e.getException());
}
}
threadNumber++;
Thread returnThread = null;
try {
returnThread =
(Thread)
AccessController.doPrivileged(
new PrivilegedExceptionAction() {
public Object run() {
Thread newThread = new Thread(threadGroup, r);
newThread.setDaemon(true);
return newThread;
}
});
} catch (PrivilegedActionException e) {
if (log.isDebugEnabled()) {
log.debug("Exception thrown from AccessController: " + e);
}
throw ExceptionFactory.makeWebServiceException(e.getException());
}
return returnThread;
}
// Implement Actor's takeAction method
public void takeAction() {
try {
if (_usingDoPrivilege) {
final AccessControlContext acc = AccessController.getContext();
// Demostrate the usage of AccessController.doPrivileged(PrivilegeAction action,
// AccessContext ctx)
AccessController.doPrivileged(
new PrivilegedAction() {
public Object run() {
_actor.takeAction();
return null;
}
},
acc);
} else {
// Use no doPrivileged
_actor.takeAction();
}
} catch (Exception e) {
e.printStackTrace(System.out);
}
}
private static ClassLoader getContextClassLoader(final ClassLoader classLoader) {
ClassLoader cl;
try {
cl =
(ClassLoader)
AccessController.doPrivileged(
new PrivilegedExceptionAction() {
public Object run() throws ClassNotFoundException {
return classLoader != null
? classLoader
: Thread.currentThread().getContextClassLoader();
}
});
} catch (PrivilegedActionException e) {
if (log.isDebugEnabled()) {
log.debug("Exception thrown from AccessController: " + e.getMessage(), e);
}
throw ExceptionFactory.makeWebServiceException(e.getException());
}
return cl;
}
