jforum example source code file (Poll.java)

This example jforum source code file (Poll.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - jforum tags/keywords

arraylist, calendar, date, date, io, iterator, list, list, poll, pollchanges, pollchanges, polloption, serializable, string, string, util

The jforum Poll.java source code

/*
 * Copyright (c) JForum Team
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, 
 * with or without modification, are permitted provided 
 * that the following conditions are met:
 * 
 * 1) Redistributions of source code must retain the above 
 * copyright notice, this list of conditions and the 
 * following  disclaimer.
 * 2)  Redistributions in binary form must reproduce the 
 * above copyright notice, this list of conditions and 
 * the following disclaimer in the documentation and/or 
 * other materials provided with the distribution.
 * 3) Neither the name of "Rafael Steil" nor 
 * the names of its contributors may be used to endorse 
 * or promote products derived from this software without 
 * specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT 
 * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY 
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, 
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 
 * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE 
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 
 * IN CONTRACT, STRICT LIABILITY, OR TORT 
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
 *
 * This file creation date: 21/05/2004 - 14:22:16
 * The JForum Project
 * http://www.jforum.net
 */
package net.jforum.entities;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.Iterator;
import java.util.List;


/**
 * @author David Almilli
 * @version $Id: Poll.java,v 1.4 2006/08/20 22:47:35 rafaelsteil Exp $
 */
public class Poll implements Serializable {
	private int id;
	private int topicId;
	private int length;
	private String label;
	private Date startTime;
	private transient PollChanges pollChanges;
	private List options = new ArrayList();

	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public int getTopicId() {
		return topicId;
	}
	public void setTopicId(int topicId) {
		this.topicId = topicId;
	}
	public int getLength() {
		return length;
	}
	public void setLength(int length) {
		this.length = length;
	}
	public String getLabel() {
		return label;
	}
	public void setLabel(String label) {
		this.label = label;
	}
	public Date getStartTime() {
		return startTime;
	}
	public void setStartTime(Date startTime) {
		this.startTime = startTime;
	}
	public void addOption(PollOption option) {
		options.add(option);
		option.setPoll(this);
	}
	public void removeOption(PollOption option) {
		if (options.remove(option)) {
			option.setPoll(null);
		}
	}
	public List getOptions() {
		return options;
	}
	
	public void setChanges(PollChanges changes) {
		this.pollChanges = changes;
	}
	
	public PollChanges getChanges() {
		return this.pollChanges;
	}
	
	public int getTotalVotes() {
		int votes = 0;
		Iterator iter = options.iterator();
		while (iter.hasNext()) {
			PollOption option = (PollOption)iter.next();
			votes += option.getVoteCount();
		}
		return votes;
	}
	
	public boolean isOpen() {
		if (length == 0) {
			return true;
		}
		Calendar endTime = Calendar.getInstance();
		endTime.setTime(startTime);
		endTime.add(Calendar.DAY_OF_YEAR, length);
		return System.currentTimeMillis() < endTime.getTimeInMillis();
	}
}