WebSphere Application Server run as server

gistfile1.java

/**
 * Run code with the server subject 
 * (having the authorization to do any administration operation)
 */

PrivilegedExceptionAction<Void> action = new PrivilegedExceptionAction<Void>() {
	@Override
	public Void run() {
		// YOUR CODE HERE	
		return null;
	}
};
try {
	// run the priviledged action as the system
	ContextManagerFactory.getInstance().runAsSystem(action);

	/* 
		Also possible:
		Subject serverSubject = ContextManagerFactory.getInstance().getServerSubject();
		WSSubject.doAs(serverSubject, action);
	*/
} catch (PrivilegedActionException e) {
	Throable thrownException = e.getCause();
}