/* | |
* 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.openmeetings.web.components.user; | |
import java.io.IOException; | |
import java.net.MalformedURLException; | |
import java.net.URL; | |
import java.util.jar.Attributes; | |
import java.util.jar.Manifest; | |
import org.apache.openmeetings.data.basic.dao.ConfigurationDao; | |
import org.apache.openmeetings.web.app.Application; | |
import org.apache.openmeetings.web.components.UserPanel; | |
import org.apache.wicket.markup.html.basic.Label; | |
public class AboutPanel extends UserPanel { | |
private static final long serialVersionUID = 1400355222295594321L; | |
private static String version = null; | |
private static String revision = null; | |
private static String buildDate = null; | |
private Attributes getAttributes() throws MalformedURLException, IOException { | |
String jarUrl = getClass().getResource(getClass().getSimpleName() + ".class").toString(); | |
return new Manifest(new URL(jarUrl.substring(0, jarUrl.indexOf('!')) + "!/META-INF/MANIFEST.MF").openStream()).getMainAttributes(); | |
} | |
private String getVersion() { | |
if (version == null) { | |
try { | |
version = getAttributes().getValue("Product-Version"); | |
} catch (Exception e) { | |
e.printStackTrace(); | |
} | |
} | |
return version; | |
} | |
private String getRevision() { | |
if (revision == null) { | |
try { | |
revision = getAttributes().getValue("Svn-Revision"); | |
} catch (Exception e) { | |
e.printStackTrace(); | |
} | |
} | |
return revision; | |
} | |
private String getBuildDate() { | |
if (buildDate == null) { | |
try { | |
buildDate = getAttributes().getValue("Built-On"); | |
} catch (Exception e) { | |
e.printStackTrace(); | |
} | |
} | |
return buildDate; | |
} | |
public AboutPanel(String id) { | |
super(id); | |
setOutputMarkupId(true); | |
setMarkupId(id); | |
add(new Label("name", Application.getBean(ConfigurationDao.class).getConfValue( | |
"application.name" | |
, String.class | |
, ConfigurationDao.DEFAULT_APP_NAME))); | |
add(new Label("version", getVersion())); | |
add(new Label("revision", getRevision())); | |
add(new Label("buildDate", getBuildDate())); | |
} | |
} |