jforum example source code file (Banlist.java)

This example jforum source code file (Banlist.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

banlist, banlist, io, serializable, serializable, string, string, stringtokenizer, stringtokenizer, util

The jforum Banlist.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
 *
 * Created on 07/12/2006 20:59:12
 * The JForum Project
 * http://www.jforum.net
 */
package net.jforum.entities;

import java.io.Serializable;
import java.util.StringTokenizer;

import org.apache.commons.lang.StringUtils;

/**
 * @author Rafael Steil
 * @version $Id: Banlist.java,v 1.3 2006/12/10 23:08:21 rafaelsteil Exp $
 */
public class Banlist implements Serializable
{
	private int id;
	private int userId;
	private String ip;
	private String email;
	
	/**
	 * @return the id
	 */
	public int getId()
	{
		return this.id;
	}
	
	/**
	 * @return the userId
	 */
	public int getUserId()
	{
		return this.userId;
	}
	
	/**
	 * @return the ip
	 */
	public String getIp()
	{
		return this.ip;
	}
	
	/**
	 * @return the email
	 */
	public String getEmail()
	{
		return this.email;
	}
	
	/**
	 * @param id the id to set
	 */
	public void setId(int id)
	{
		this.id = id;
	}
	
	/**
	 * @param userId the userId to set
	 */
	public void setUserId(int userId)
	{
		this.userId = userId;
	}
	
	/**
	 * @param ip the ip to set
	 */
	public void setIp(String ip)
	{
		this.ip = ip;
	}
	
	/**
	 * @param email the email to set
	 */
	public void setEmail(String email)
	{
		this.email = email;
	}
	
	public boolean matches(Banlist b)
	{
		boolean status = false;
		
		if (this.matchesUserId(b) || this.matchesEmail(b)) {
			status = true;
		}
		else if (!StringUtils.isEmpty(b.getIp()) && !StringUtils.isEmpty(this.getIp()))  {
			if (b.getIp().equalsIgnoreCase(this.getIp())) {
				status = true;
			}
			else {
				status = this.matchIp(b);
			}
		}
		
		return status;
	}

	private boolean matchesEmail(Banlist b)
	{
		return (!StringUtils.isEmpty(b.getEmail()) && b.getEmail().equals(this.getEmail()));
	}

	private boolean matchesUserId(Banlist b)
	{
		return b.getUserId() > 0 && this.getUserId() > 0 && b.getUserId() == this.getUserId();
	}

	private boolean matchIp(Banlist b)
	{
		boolean status = false;
		
		StringTokenizer userToken = new StringTokenizer(b.getIp(), ".");
		StringTokenizer thisToken = new StringTokenizer(this.getIp(), ".");
		
		if (userToken.countTokens() == thisToken.countTokens()) {
			String[] userValues = this.tokenizerAsArray(userToken);
			String[] thisValues = this.tokenizerAsArray(thisToken);
			
			status = this.compareIpValues(userValues, thisValues);
		}
		return status;
	}

	private boolean compareIpValues(String[] userValues, String[] thisValues)
	{
		boolean helperStatus = true;
		boolean onlyStars = true;
		
		for (int i = 0; i < thisValues.length; i++) {
			if (thisValues[i].charAt(0) != '*') {
				onlyStars = false;
				
				if (!thisValues[i].equals(userValues[i])) {
					helperStatus = false;
				}
			}
		}
		
		return helperStatus && !onlyStars;
	}

	private String[] tokenizerAsArray(StringTokenizer token)
	{
		String[] values = new String[token.countTokens()];
		
		for (int i = 0; token.hasMoreTokens(); i++) {
			values[i] = token.nextToken();
		}
		
		return values;
	}
}