org.solovyev.common.msg.ListMessageRegistry Maven / Gradle / Ivy
/*
* Copyright 2013 serso aka se.solovyev
*
* 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.
*
* ---------------------------------------------------------------------
* Contact details
*
* Email: [email protected]
* Site: http://se.solovyev.org
*/
package org.solovyev.common.msg;
import javax.annotation.Nonnull;
import java.util.ArrayList;
import java.util.List;
/**
* User: serso
* Date: 10/18/11
* Time: 11:22 PM
*/
public class ListMessageRegistry implements MessageRegistry {
@Nonnull
private final List messages = new ArrayList();
@Override
public void addMessage(@Nonnull Message message) {
if (!messages.contains(message)) {
messages.add(message);
}
}
@Nonnull
@Override
public Message getMessage() {
return this.messages.remove(0);
}
@Override
public boolean hasMessage() {
return !this.messages.isEmpty();
}
}