/*
* Copyright 2002-2008 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.integration.selector;
import org.springframework.integration.core.Message;
/**
* A {@link MessageSelector} that accepts {@link Message Messages} that are
* <em>not</em> yet expired. If a Message's expiration date header is
* <code>null</code>, that Message <em>never</em> expires.
*
* @author Mark Fisher
*/
public class UnexpiredMessageSelector implements MessageSelector {
public boolean accept(Message<?> message) {
Long expirationDate = message.getHeaders().getExpirationDate();
if (expirationDate == null) {
return true;
}
return expirationDate > System.currentTimeMillis();
}
}
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