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/*
* 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 services.jcr;
import java.io.File;
import java.io.FilenameFilter;
import java.io.InputStream;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import javax.jcr.Node;
import javax.jcr.NodeIterator;
import javax.jcr.Repository;
import javax.jcr.Session;
import javax.jcr.SimpleCredentials;
import org.apache.jackrabbit.core.TransientRepository;
import org.oasisopen.sca.annotation.Init;
import org.oasisopen.sca.annotation.Property;
import services.Album;
public class AlbumImpl implements Album {
private String gallery;
private String album;
private String location;
private Repository repository=null;
private Session session=null;
@Property
public void setGallery(String gallery) {
this.gallery = gallery;
this.location = null;
}
@Property
public void setAlbum(String album) {
this.album = album;
this.location = null;
}
protected String getLocation() {
if (location == null) {
location = gallery + "/" + album + "/";
}
return location;
}
@Init
public void init() {
try {
URL albumURL = this.getClass().getClassLoader().getResource(getLocation());
if(albumURL != null) {
repository = new TransientRepository();
session = repository.login(
new SimpleCredentials("username", "password".toCharArray()));
try {
File album = new File(albumURL.toURI());
if (album.isDirectory() && album.exists()) {
String[] listPictures = album.list(new ImageFilter(".jpg"));
for(String image : listPictures) {
Node root=session.getRootNode();
Node picNode=root.addNode(image);
InputStream inFile = getClass().getClassLoader().getResourceAsStream(getLocation()+image);
picNode.setProperty("image", inFile );
picNode.setProperty("name", image);
picNode.setProperty("location", getLocation()+image);
//image = getLocation() + image;
//pictures.add(image);
}
}
session.save();
}catch (Exception e){
// FIXME: ignore for now
e.printStackTrace();
}
}
} catch (Exception e) {
// FIXME: ignore for now
e.printStackTrace();
}
}
public String[] getPictures() {
List<String> pictures = new ArrayList<String>();
try{
Node root=session.getRootNode();
NodeIterator nodes = root.getNodes();
while(nodes.hasNext()){
Node node=nodes.nextNode();
if(node.getPath().equals("/jcr:system")) continue;
pictures.add(node.getProperty("location").getString());
//System.out.println(node.getProperty("name").getString());
//System.out.println(node.getPath());
}
}catch (Exception e) {
// FIXME: ignore for now
e.printStackTrace();
}
String[] pictureArray = new String[pictures.size()];
pictures.toArray(pictureArray);
removeNodes();
return pictureArray;
}
public void removeNodes(){
try{
Node root=session.getRootNode();
NodeIterator nodes = root.getNodes();
while(nodes.hasNext()){
Node node=nodes.nextNode();
if(node.getPath().equals("/jcr:system")) continue;
else node.remove();
}
session.save();
}catch (Exception e) {
// FIXME: ignore for now
e.printStackTrace();
}
}
/**
* Inner fileFilter class
*/
private class ImageFilter implements FilenameFilter {
String afn;
ImageFilter(String afn) { this.afn = afn; }
public boolean accept(File dir, String name) {
// Strip path information:
String f = new File(name).getName();
return f.indexOf(afn) != -1;
}
} ///:~
}
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