org.acegisecurity.securechannel.ChannelDecisionManager Maven / Gradle / Ivy
/* 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.securechannel;
import org.acegisecurity.ConfigAttribute;
import org.acegisecurity.ConfigAttributeDefinition;
import org.acegisecurity.intercept.web.FilterInvocation;
import java.io.IOException;
import javax.servlet.ServletException;
/**
* Decides whether a web channel provides sufficient security.
*
* @author Ben Alex
* @version $Id: ChannelDecisionManager.java 1519 2006-05-29 15:06:32Z benalex $
*/
public interface ChannelDecisionManager {
//~ Methods ========================================================================================================
/**
* Decided whether the presented {@link FilterInvocation} provides the appropriate level of channel
* security based on the requested {@link ConfigAttributeDefinition}.
*
* @param invocation DOCUMENT ME!
* @param config DOCUMENT ME!
*
* @throws IOException DOCUMENT ME!
* @throws ServletException DOCUMENT ME!
*/
public void decide(FilterInvocation invocation, ConfigAttributeDefinition config)
throws IOException, ServletException;
/**
* Indicates whether this ChannelDecisionManager
is able to process the passed
* ConfigAttribute
.This allows the ChannelProcessingFilter
to check every
* configuration attribute can be consumed by the configured ChannelDecisionManager
.
*
* @param attribute a configuration attribute that has been configured against the
* ChannelProcessingFilter
*
* @return true if this ChannelDecisionManager
can support the passed configuration attribute
*/
public boolean supports(ConfigAttribute attribute);
}
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