forum.java

一个功能较为完善的论坛

/*
 * XP Forum
 *
 * Copyright (c) 2002-2003 RedSoft Group.  All rights reserved.
 *
 */
package org.redsoft.forum.web;

import org.redsoft.forum.util.Validation;

/**
 * This class represents a forum
 *
 * @@author cinc
 * @@version 1.0
 */
public class Forum {
    public static final String PROPERTY_ID = "id";
    public static final String PROPERTY_NAME = "name";
    public static final String PROPERTY_DESC = "desc";

    public static final int FORUM_ID_MAX_VALUE = 100;
    public static final int FORUM_ID_MIN_VALUE = 1;
    public static final int FORUM_NAME_MAX_LENGTH = 30;
    public static final int FORUM_NAME_MIN_LENGTH = 1;
    public static final int FORUM_DESC_MAX_LENGTH = 40;
    public static final int FORUM_DESC_MIN_LENGTH = 1;

    private int id;
    private String name;
    private String desc;

    public Forum( final int id,
                  final String name,
                  final String desc ) {
        Validation.validateInt( id,
                                FORUM_ID_MIN_VALUE,
                                FORUM_ID_MAX_VALUE );
        Validation.validateNotNull( name );
        Validation.validateString( name, 
                                   FORUM_NAME_MIN_LENGTH,
                                   FORUM_NAME_MAX_LENGTH );
        Validation.validateNotNull( desc );
        Validation.validateString( desc, 
                                   FORUM_DESC_MIN_LENGTH,
                                   FORUM_DESC_MAX_LENGTH );
        this.id = id;
        this.name = name;
        this.desc = desc;
    }

    /**
     * Return the id of the forum
     *
     * @return int - forum id
     */
    public int getId() {
        return id;
    }

    /**
     * Return the name of the forum
     *
     * @return int - forum name
     */
    public String getName() {
        return name;
    }

    /**
     *  Return the description of the forum
     *
     * @return int - forum description
     */
    public String getDesc() {
        return desc;
    }
}//EOC