forumthreadstate.java

非常有影响的 j道 论 坛 源码 国外很有明的专家编写的 ....对java爱好者很有参考价值

/*
 * Copyright 2003-2005 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 com.jdon.jivejdon.model;

import com.jdon.treepatterns.model.TreeModel;

/**
 * 
 * @author <a href="mailto:[e-mail]">banq</a>
 *
 */
public class ForumThreadState extends ModelState {

	/**
	 * the number of messages in the thread. This includes the root
	 * message. So, to find the number of replies to the root message,
	 * subtract one from the answer of this method.
	 */
	private volatile int messageCount = 0;

	private volatile ForumMessage lastPost;

	/**
	 * 
	move from ForumThread to here, it is a state property
	when has a lastPost,  TreeModel changed!     
	 */
	private volatile TreeModel treeModel;

	/**
	 * 
	 move from ForumThread to here,it is a state property
	when has a lastPost, modifiedDate is modified
	it is equals lastPost.modifiedDate
	so no used
	 * */
	private volatile String modifiedDate;
	
	private ForumThread forumThread;
	
	public ForumThreadState(ForumThread forumThread) {
		super();
		this.forumThread = forumThread;
	}

	/**
	 * @return Returns the messageCount.
	 */
	public int getMessageCount() {
		return messageCount;
	}

	/**
	 * @param messageCount The messageCount to set.
	 */
	public void setMessageCount(int messageCount) {
		if (messageCount >= 1)
			this.messageCount = messageCount - 1;
		else
			this.messageCount = messageCount;
	}

	public void addMessageCount() {
		this.messageCount = messageCount + 1;
	}

	/**
	 * @return Returns the lastPost.
	 */
	public ForumMessage getLastPost() {
		try {
			return lastPost;
		} finally {
		}
	}

	/**
	 * @param lastPost
	 *            The lastPost to set.
	 */
	public void setLastPost(ForumMessage lastPost) {
		this.lastPost = lastPost;
		this.lastPost.setForumThread(forumThread);
		
	}

	/**
	 * @return Returns the treeModel.
	 */
	public TreeModel getTreeModel() {
		try {
			if (futureTask != null) {
				//ThreadBuilder#buildTreeModel
				TreeModel treeModel = (TreeModel) this.futureTask.get();
				this.treeModel = treeModel;
				this.futureTask = null;
			}
			return treeModel;
		} catch (Exception e) {
			System.err.print(e);
			return null;
		} finally {
		}
	}
	
	public String getModifiedDate() {
		return modifiedDate;
	}

	public void setModifiedDate(String modifiedDate) {
		this.modifiedDate = modifiedDate;
	}
	

}