category.java

java写的blog

/*
 * Created on 2004-8-28
 * Author: Xuefeng, Copyright (C) 2004, Xuefeng.
 */
package org.crystalblog.domain;

import org.crystalblog.exception.ValidateException;

/**
 * TODO Description here...
 * 
 * @author Xuefeng
 */
public class Category implements Validator {

    private static String[] names = {"category", "gallery", "favorite"};

    public static final int TYPE_ARTICLES = 0;
    public static final int TYPE_IMAGES = 1;
    public static final int TYPE_LINKS = 2;

    private int accountId; // foreign key
    private int categoryId; // primary key

    private boolean visible = true;
    private String title = "";
    private int type = 0;
    private String description = "";

    public boolean isForArticles() { return type==TYPE_ARTICLES; }
    public boolean isForImages() { return type==TYPE_IMAGES; }
    public boolean isForLinks() { return type==TYPE_LINKS; }

    public String getName() {
        return names[type];
    }

    public int getAccountId() { return accountId; }
    public void setAccountId(int accountId) { this.accountId = accountId; }

    public int getCategoryId() { return categoryId; }
    public void setCategoryId(int categoryId) { this.categoryId = categoryId; }

    public String getDescription() { return description; }
    public void setDescription(String description) { this.description = description; }

    public String getTitle() { return title; }
    public void setTitle(String title) { this.title = title; }

    public boolean getVisible() { return visible; }
    public void setVisible(boolean visible) { this.visible = visible; }

    public int getType() { return type; }
    public void setType(int type) { this.type = type; }

    public void validate() throws ValidateException {
        if(title==null || title.equals(""))
            throw new ValidateException(INVALID_CATEGORY_TITLE);
        if(type<TYPE_ARTICLES || type>TYPE_LINKS)
            throw new ValidateException(INVALID_CATEGORY_TYPE);
    }
}