de.kasoki.jfeedly.model.Entries.java Source code

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Here is the source code for de.kasoki.jfeedly.model.Entries.java

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// Copyright 2013 Christopher "Kasoki" Kaster <http://kasoki.de>
//
// This project is hosted at Github <https://github.com/Kasoki/jfeedly>
//
// 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 de.kasoki.jfeedly.model;

import org.json.JSONArray;
import org.json.JSONObject;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;

/**
 * Representation model of the "/v3/entries" API call
 * @author Christopher Kaster
 */
public class Entries implements Iterable<Entry> {
    private ArrayList<Entry> entries;

    private Entries(ArrayList<Entry> entries) {
        this.entries = entries;
    }

    public Iterator<Entry> iterator() {
        return entries.iterator();
    }

    /** Returns the number of entries in this container */
    public int getNumberOfEntries() {
        return entries.size();
    }

    /** Returns a specific Entry */
    public Entry get(int index) {
        return entries.get(index);
    }

    /** Returns an Entry by the given ID */
    public Entry getById(String id) {
        for (Entry t : this.entries) {
            if (t.getId().equals(id)) {
                return t;
            }
        }

        return null;
    }

    /** Return as array list */
    public ArrayList<Entry> toArrayList() {
        return this.entries;
    }

    /** Sort articles by date, the oldest one comes first */
    public void sortByDateOldestFirst() {
        Collections.sort(entries);
    }

    /** Sort articles by date, the newest one comes first */
    public void sortByDateNewestFirst() {
        Collections.sort(entries, Collections.reverseOrder());
    }

    /** Returns a list with all entry ids */
    public ArrayList<String> toIdsList() {
        ArrayList<String> ids = new ArrayList<String>();

        for (Entry entry : this.entries) {
            ids.add(entry.getId());
        }

        return ids;
    }

    /** Create a new Entries-wrapper from a given JSON array */
    public static Entries fromJSONArray(JSONArray array) {
        ArrayList<Entry> entries = new ArrayList<Entry>();

        for (int i = 0; i < array.length(); i++) {
            JSONObject object = array.getJSONObject(i);

            entries.add(Entry.fromJSONObject(object));
        }

        return new Entries(entries);
    }

    /** Create a new Entries-wrapper from a given ArrayList filled with entries */
    public static Entries fromArrayList(ArrayList<Entry> entries) {
        return new Entries(entries);
    }

}