com.izforge.izpack.panels.pdflicence.PDFLicenceConsolePanel Maven / Gradle / Ivy
/*
* IzPack - Copyright 2001-2016 The IzPack project team.
* All Rights Reserved.
*
* http://izpack.org/
*
* 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 com.izforge.izpack.panels.pdflicence;
import com.izforge.izpack.api.resource.Resources;
import com.izforge.izpack.installer.console.ConsolePanel;
import com.izforge.izpack.installer.panel.PanelView;
import com.izforge.izpack.panels.licence.AbstractLicenceConsolePanel;
import org.apache.commons.io.IOUtils;
import org.apache.pdfbox.Loader;
import org.apache.pdfbox.text.PDFTextStripper;
import java.io.IOException;
import java.net.URL;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* PDF Licence Panel console helper
*/
public class PDFLicenceConsolePanel extends AbstractLicenceConsolePanel {
private static final Logger logger = Logger.getLogger(AbstractLicenceConsolePanel.class.getName());
/**
* Constructs an PDFLicenceConsolePanel.
*
* @param panel
* the parent panel/view. May be {@code null}
* @param resources
* the resources
*/
public PDFLicenceConsolePanel(PanelView panel, Resources resources) {
super(panel, resources);
}
/**
* Returns the text to display.
*
* @return the text. A null indicates failure
*/
@Override
protected String getText()
{
URL url = null;
try {
PDFTextStripper stripper = new PDFTextStripper();
url = loadLicence();
return stripper.getText(Loader.loadPDF(IOUtils.toByteArray(url)));
}
catch (IOException e) {
logger.log(Level.WARNING, "Error opening PDF license document from resource" +
(url != null ? " " + url.getFile() : ""), e);
return null;
}
}
}