/*
* Copyright 2011 <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
*
* 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.ocpsoft.rewrite.servlet.config;
import org.ocpsoft.rewrite.config.Condition;
import org.ocpsoft.rewrite.config.DefaultConditionBuilder;
import org.ocpsoft.rewrite.context.EvaluationContext;
import org.ocpsoft.rewrite.event.Rewrite;
import org.ocpsoft.rewrite.servlet.http.event.HttpServletRewrite;
/**
* A condition that only applies to {@link HttpServletRewrite} events.
*
* @author <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
*/
public abstract class HttpCondition extends DefaultConditionBuilder
{
/**
* Evaluate this {@link Condition} against the given
* {@link org.ocpsoft.rewrite.servlet.http.event.HttpServletRewrite} event. If this condition does not apply to the
* given event, it must return <code>false</code>. If the condition applies and is satisfied, return
* <code>true</code>.
*/
public abstract boolean evaluateHttp(final HttpServletRewrite event, EvaluationContext context);
@Override
public final boolean evaluate(final Rewrite event, final EvaluationContext context)
{
if (event instanceof HttpServletRewrite)
{
return evaluateHttp((HttpServletRewrite) event, context);
}
return false;
}
}