org.springframework.security.concurrent.DelegatingSecurityContextExecutor Maven / Gradle / Ivy
/*
* 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
*
* https://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.Executor;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.util.Assert;
/**
* An {@link Executor} which wraps each {@link Runnable} in a
* {@link DelegatingSecurityContextRunnable}.
*
* @author Rob Winch
* @since 3.2
*/
public class DelegatingSecurityContextExecutor extends AbstractDelegatingSecurityContextSupport implements Executor {
private final Executor delegate;
/**
* Creates a new {@link DelegatingSecurityContextExecutor} that uses the specified
* {@link SecurityContext}.
* @param delegateExecutor the {@link Executor} to delegate to. Cannot be null.
* @param securityContext the {@link SecurityContext} to use for each
* {@link DelegatingSecurityContextRunnable} or null to default to the current
* {@link SecurityContext}
*/
public DelegatingSecurityContextExecutor(Executor delegateExecutor, SecurityContext securityContext) {
super(securityContext);
Assert.notNull(delegateExecutor, "delegateExecutor cannot be null");
this.delegate = delegateExecutor;
}
/**
* Creates a new {@link DelegatingSecurityContextExecutor} that uses the current
* {@link SecurityContext} from the {@link SecurityContextHolder} at the time the task
* is submitted.
* @param delegate the {@link Executor} to delegate to. Cannot be null.
*/
public DelegatingSecurityContextExecutor(Executor delegate) {
this(delegate, null);
}
@Override
public final void execute(Runnable task) {
this.delegate.execute(wrap(task));
}
protected final Executor getDelegateExecutor() {
return this.delegate;
}
}