spring security DelegatingSecurityContextSchedulingTaskExecutor 源码
spring security DelegatingSecurityContextSchedulingTaskExecutor 代码
文件路径：/core/src/main/java/org/springframework/security/scheduling/DelegatingSecurityContextSchedulingTaskExecutor.java
/*
* 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.scheduling;
import java.util.concurrent.Callable;
import org.springframework.core.task.AsyncTaskExecutor;
import org.springframework.scheduling.SchedulingTaskExecutor;
import org.springframework.security.concurrent.DelegatingSecurityContextCallable;
import org.springframework.security.concurrent.DelegatingSecurityContextRunnable;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.task.DelegatingSecurityContextAsyncTaskExecutor;
/**
* An {@link SchedulingTaskExecutor} which wraps each {@link Runnable} in a
* {@link DelegatingSecurityContextRunnable} and each {@link Callable} in a
* {@link DelegatingSecurityContextCallable}.
*
* @author Rob Winch
* @since 3.2
*/
public class DelegatingSecurityContextSchedulingTaskExecutor extends DelegatingSecurityContextAsyncTaskExecutor
implements SchedulingTaskExecutor {
/**
* Creates a new {@link DelegatingSecurityContextSchedulingTaskExecutor} that uses the
* specified {@link SecurityContext}.
* @param delegateSchedulingTaskExecutor the {@link SchedulingTaskExecutor} to
* delegate to. Cannot be null.
* @param securityContext the {@link SecurityContext} to use for each
* {@link DelegatingSecurityContextRunnable} and
* {@link DelegatingSecurityContextCallable}
*/
public DelegatingSecurityContextSchedulingTaskExecutor(SchedulingTaskExecutor delegateSchedulingTaskExecutor,
SecurityContext securityContext) {
super(delegateSchedulingTaskExecutor, securityContext);
}
/**
* Creates a new {@link DelegatingSecurityContextSchedulingTaskExecutor} that uses the
* current {@link SecurityContext}.
* @param delegateAsyncTaskExecutor the {@link AsyncTaskExecutor} to delegate to.
* Cannot be null.
*/
public DelegatingSecurityContextSchedulingTaskExecutor(SchedulingTaskExecutor delegateAsyncTaskExecutor) {
this(delegateAsyncTaskExecutor, null);
}
@Override
public boolean prefersShortLivedTasks() {
return getDelegate().prefersShortLivedTasks();
}
private SchedulingTaskExecutor getDelegate() {
return (SchedulingTaskExecutor) getDelegateExecutor();
}
}
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