photark/src/main/java/org/apache/photark/services/gallery/AbsGalleryImpl.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.photark.services.gallery;

import java.util.ArrayList;
import java.util.List;

import org.apache.photark.services.album.Album;
import org.oasisopen.sca.annotation.Property;

public abstract class AbsGalleryImpl implements Gallery {
	
	protected String name;
	private String location;
	protected boolean initialized;
	protected List<Album> albums = new ArrayList<Album>();

	public AbsGalleryImpl() {

	}

	public AbsGalleryImpl(String name) {
		this.name = name;
	}

	public abstract void init(); 

	public String getName() {
		return name;
	}

	@Property
	public void setName(String name) {
		this.name = name;
	}

	public void addAlbum(Album album) {

	}

	public Album[] getAlbums() {
		if(! initialized) {
			init();
		}

		Album[] albumArray = new Album[albums.size()];
		albums.toArray(albumArray);
		return albumArray;
	}

	public String getAlbumCover(String albumName) {
		Album albumLookup = getAlbum(albumName);

		if (albumLookup != null) {
			return albumLookup.getPictures()[0];
		} else {
			//FIXME: return proper not found exception
			return null;             
		}
	}

	public String[] getAlbumPictures(String albumName) {
		Album albumLookup = getAlbum(albumName);

		if (albumLookup != null) {
			return albumLookup.getPictures();
		} else {
			//FIXME: return proper not found exception
			return new String[]{};             
		}
	}

	private Album getAlbum(String albumName) {
		Album albumLookup = null;
		for(Album album : albums) {
			if(album.getName().equalsIgnoreCase(albumName)) {
				albumLookup = album;
				break;
			}
		}

		return albumLookup;
	}

	private String getLocation() {
		return location;
	}
}