/*
* Copyright 2002-2016 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.security.concurrent;
import java.util.concurrent.Callable;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.TimeUnit;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.core.context.SecurityContextHolder;
/**
* An {@link ScheduledExecutorService} which wraps each {@link Runnable} in a
* {@link DelegatingSecurityContextRunnable} and each {@link Callable} in a
* {@link DelegatingSecurityContextCallable}.
*
* @author Rob Winch
* @since 3.2
*/
public final class DelegatingSecurityContextScheduledExecutorService extends
DelegatingSecurityContextExecutorService implements ScheduledExecutorService {
/**
* Creates a new {@link DelegatingSecurityContextScheduledExecutorService} that uses
* the specified {@link SecurityContext}.
*
* @param delegateScheduledExecutorService the {@link ScheduledExecutorService} to
* delegate to. Cannot be null.
* @param securityContext the {@link SecurityContext} to use for each
* {@link DelegatingSecurityContextRunnable} and each
* {@link DelegatingSecurityContextCallable}.
*/
public DelegatingSecurityContextScheduledExecutorService(
ScheduledExecutorService delegateScheduledExecutorService,
SecurityContext securityContext) {
super(delegateScheduledExecutorService, securityContext);
}
/**
* Creates a new {@link DelegatingSecurityContextScheduledExecutorService} that uses
* the current {@link SecurityContext} from the {@link SecurityContextHolder}.
*
* @param delegate the {@link ScheduledExecutorService} to delegate to. Cannot be
* null.
*/
public DelegatingSecurityContextScheduledExecutorService(
ScheduledExecutorService delegate) {
this(delegate, null);
}
public final ScheduledFuture<?> schedule(Runnable command, long delay, TimeUnit unit) {
command = wrap(command);
return getDelegate().schedule(command, delay, unit);
}
public final <V> ScheduledFuture<V> schedule(Callable<V> callable, long delay,
TimeUnit unit) {
callable = wrap(callable);
return getDelegate().schedule(callable, delay, unit);
}
public final ScheduledFuture<?> scheduleAtFixedRate(Runnable command,
long initialDelay, long period, TimeUnit unit) {
command = wrap(command);
return getDelegate().scheduleAtFixedRate(command, initialDelay, period, unit);
}
public final ScheduledFuture<?> scheduleWithFixedDelay(Runnable command,
long initialDelay, long delay, TimeUnit unit) {
command = wrap(command);
return getDelegate().scheduleWithFixedDelay(command, initialDelay, delay, unit);
}
private ScheduledExecutorService getDelegate() {
return (ScheduledExecutorService) getDelegateExecutor();
}
}