/*
* Copyright 2009-2011 Prime Technology.
*
* 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.primefaces.examples.view;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import javax.faces.FacesException;
import javax.faces.context.FacesContext;
import javax.imageio.stream.FileImageOutputStream;
import javax.servlet.ServletContext;
import org.primefaces.event.CaptureEvent;
public class PhotoCamBean {
private List<String> photos = new ArrayList<String>();
private String getRandomImageName() {
int i = (int) (Math.random() * 10000000);
return String.valueOf(i);
}
public List<String> getPhotos() {
return photos;
}
public void oncapture(CaptureEvent captureEvent) {
String photo = getRandomImageName();
this.photos.add(0,photo);
byte[] data = captureEvent.getData();
ServletContext servletContext = (ServletContext) FacesContext.getCurrentInstance().getExternalContext().getContext();
String newFileName = servletContext.getRealPath("") + File.separator + "photocam" + File.separator + photo + ".png";
FileImageOutputStream imageOutput;
try {
imageOutput = new FileImageOutputStream(new File(newFileName));
imageOutput.write(data, 0, data.length);
imageOutput.close();
}
catch(Exception e) {
throw new FacesException("Error in writing captured image.");
}
}
}