GroupedArticles.java

/**
 * Copyright 1999-2009 The Pegadi Team
 *
 * 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 org.pegadi.articlelist;
/**
 * Title:        <p>
 * Description:  <p>
 * Copyright:    Copyright (c) <p>
 * Company:      <p>
 * @author
 * @version 1.0
 */

import org.pegadi.model.Article;

import java.util.ArrayList;
import java.util.Comparator;

public class GroupedArticles {

    protected Comparator comparator;
    protected Comparator defaultComparator = new ArticleByArticleNameComparator();

    protected Grouper grouper;
    protected Grouper defaultGrouper = new ArticleTypeGrouper();

    protected Article[] baseArticles;
    protected ArrayList[] groupedArticles;

    protected ArrayList groupIndexes;
    protected String[] groupHeaders;
    protected ArticleSum[] groupSums;

    protected int numberOfGroups;

    public GroupedArticles() {
    }

    public GroupedArticles(Article[] articles) {
        init(articles, defaultGrouper, defaultComparator);
    }

    public GroupedArticles(Article[] articles, Grouper grouper) {
        init(articles, grouper, defaultComparator);
    }

    public GroupedArticles(Article[] articles, Grouper grouper,
                           Comparator comparator) {
        init(articles, grouper, comparator);
    }

    public GroupedArticles(Article[] articles, Comparator comparator,
                           Grouper grouper) {
        init(articles, grouper, comparator);
    }


    protected void init(Article[] articles, Grouper grouper, Comparator comparator) {
        this.baseArticles = articles;
        this.comparator = comparator;
        this.grouper = grouper;
        this.grouper.group(baseArticles, comparator);
    }

    public void regroup(Grouper grouper) {
        this.grouper = grouper;
        this.grouper.group(baseArticles, this.comparator);
    }

    public void regroup(Grouper grouper, Comparator comparator) {
        this.grouper = grouper;
        this.comparator = comparator;
        this.grouper.group(baseArticles, comparator);
    }

    public void resort(Comparator comparator) {
        this.comparator = comparator;
        grouper.group(baseArticles, comparator);
    }

    /////////////////////////////////
    // Get() and set() methods below here

    //
    // Group articles;
    //
    public ArrayList[] getGroupedArticles() {
        return groupedArticles;
    }

    public void setGroupedArticles(ArrayList[] articles) {
        groupedArticles = articles;
    }

    public ArrayList getGroupOfArticles(int index) {
        return groupedArticles[index];
    }


    //
    // Group headers
    //
    public String[] getGroupHeaders() {
        return groupHeaders;
    }

    public String getGroupHeader(int index) {
        return groupHeaders[index];
    }

    public void setGroupHeaders(String[] groupHeaders) {
        this.groupHeaders = groupHeaders;
    }

    //
    // Group sums
    //
    public ArticleSum[] getGroupSums() {
        return groupSums;
    }

    public ArticleSum getGroupSum(int index) {
        return groupSums[index];
    }

    public void setGroupSums(ArticleSum[] groupSums) {
        this.groupSums = groupSums;
    }

    //
    // Number of groups
    //
    public int getNumberOfGroups() {
        return numberOfGroups;
    }

    public void setNumberOfGroups(int value) {
        this.numberOfGroups = value;
    }

}