FileDownloadController.java

/*
 * 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.InputStream;
import javax.faces.context.FacesContext;
import javax.servlet.ServletContext;

import org.primefaces.model.DefaultStreamedContent;
import org.primefaces.model.StreamedContent;

public class FileDownloadController {

	private StreamedContent file;
	
	public FileDownloadController() {        
        InputStream stream = ((ServletContext)FacesContext.getCurrentInstance().getExternalContext().getContext()).getResourceAsStream("/images/optimusprime.jpg");
		file = new DefaultStreamedContent(stream, "image/jpg", "downloaded_optimus.jpg");
	}

    public StreamedContent getFile() {
        return file;
    }  
}