/*
* Copyright 2006 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.springmodules.xt.model.notification;
import java.util.Collection;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang.builder.EqualsBuilder;
import org.apache.commons.lang.builder.HashCodeBuilder;
import org.apache.commons.lang.builder.ToStringBuilder;
/**
* {@link Notification} implementation.
*
* @author Sergio Bossa
*/
public class NotificationImpl implements Notification {
private static final long serialVersionUID = 26L;
private Map<Message.Type, List<Message>> messagesMap = new HashMap();
public NotificationImpl() {
for (Message.Type type : Message.Type.values()) {
this.messagesMap.put(type, new LinkedList<Message>());
}
}
public void addMessage(Message message) {
this.messagesMap.get(message.getType()).add(message);
}
public boolean removeMessage(Message message) {
return this.messagesMap.get(message.getType()).remove(message);
}
public Message[] getMessages(Message.Type type) {
List<Message> messages = this.messagesMap.get(type);
return messages.toArray(new Message[messages.size()]);
}
public boolean hasMessages(Message.Type type) {
return !this.messagesMap.get(type).isEmpty();
}
public Message[] getAllMessages() {
Collection<Message> result = new LinkedList();
for (Message.Type type : Message.Type.values()) {
CollectionUtils.addAll(result, this.messagesMap.get(type).toArray());
}
return result.toArray(new Message[result.size()]);
}
public boolean hasMessages() {
boolean result = false;
for (Message.Type type : Message.Type.values()) {
if (! this.messagesMap.get(type).isEmpty()) {
result = true;
break;
}
}
return result;
}
public void addAllMessages(Notification notification) {
Message[] messages = null;
for (Message.Type type : Message.Type.values()) {
if (notification.hasMessages(type)) {
messages = notification.getMessages(type);
for (Message m : messages) {
this.addMessage(m);
}
}
}
}
public boolean equals(Object obj) {
if (obj == null) {
return false;
} else if (!obj.getClass().equals(this.getClass())) {
return false;
} else {
NotificationImpl other = (NotificationImpl) obj;
EqualsBuilder builder = new EqualsBuilder().append(this.getAllMessages(), other.getAllMessages());
return builder.isEquals();
}
}
public int hashCode() {
HashCodeBuilder builder = new HashCodeBuilder().append(this.getAllMessages());
return builder.toHashCode();
}
public String toString() {
ToStringBuilder builder = new ToStringBuilder(this);
for (Map.Entry<Message.Type, List<Message>> entry : this.messagesMap.entrySet()) {
builder.append("type", entry.getKey())
.append("messages", entry.getValue());
}
return builder.toString();
}
}