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/* Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
 *
 * 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.acegisecurity.context;

import org.springframework.util.Assert;


/**
 * A static field-based implementation of {@link
 * org.acegisecurity.context.SecurityContextHolderStrategy}.

This means that all instances in the JVM share the * same SecurityContext. This is generally useful with rich clients, such as Swing.

* * @author Ben Alex * @version $Id: SecurityContextHolder.java 1324 2006-02-12 06:29:53Z benalex $ */ public class GlobalSecurityContextHolderStrategy implements SecurityContextHolderStrategy { //~ Static fields/initializers ===================================================================================== private static SecurityContext contextHolder; //~ Methods ======================================================================================================== public void clearContext() { contextHolder = null; } public SecurityContext getContext() { if (contextHolder == null) { contextHolder = new SecurityContextImpl(); } return contextHolder; } public void setContext(SecurityContext context) { Assert.notNull(context, "Only non-null SecurityContext instances are permitted"); contextHolder = context; } }




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