/*
* Copyright 2002-2009 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.beans.factory.support;
import java.security.AccessControlContext;
import java.security.AccessController;
/**
* Simple {@link SecurityContextProvider} implementation.
*
* @author Costin Leau
* @since 3.0
*/
public class SimpleSecurityContextProvider implements SecurityContextProvider {
private final AccessControlContext acc;
/**
* Construct a new <code>SimpleSecurityContextProvider</code> instance.
* <p>The security context will be retrieved on each call from the current
* thread.
*/
public SimpleSecurityContextProvider() {
this(null);
}
/**
* Construct a new <code>SimpleSecurityContextProvider</code> instance.
* <p>If the given control context is null, the security context will be
* retrieved on each call from the current thread.
* @param acc access control context (can be <code>null</code>)
* @see AccessController#getContext()
*/
public SimpleSecurityContextProvider(AccessControlContext acc) {
this.acc = acc;
}
public AccessControlContext getAccessControlContext() {
return (this.acc != null ? acc : AccessController.getContext());
}
}
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