/**
* This file Copyright (c) 2005-2008 Aptana, Inc. This program is
* dual-licensed under both the Aptana Public License and the GNU General
* Public license. You may elect to use one or the other of these licenses.
*
* This program is distributed in the hope that it will be useful, but
* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
* NONINFRINGEMENT. Redistribution, except as permitted by whichever of
* the GPL or APL you select, is prohibited.
*
* 1. For the GPL license (GPL), you can redistribute and/or modify this
* program under the terms of the GNU General Public License,
* Version 3, as published by the Free Software Foundation. You should
* have received a copy of the GNU General Public License, Version 3 along
* with this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Aptana provides a special exception to allow redistribution of this file
* with certain other free and open source software ("FOSS") code and certain additional terms
* pursuant to Section 7 of the GPL. You may view the exception and these
* terms on the web at http://www.aptana.com/legal/gpl/.
*
* 2. For the Aptana Public License (APL), this program and the
* accompanying materials are made available under the terms of the APL
* v1.0 which accompanies this distribution, and is available at
* http://www.aptana.com/legal/apl/.
*
* You may view the GPL, Aptana's exception and additional terms, and the
* APL in the file titled license.html at the root of the corresponding
* plugin containing this source file.
*
* Any modifications to this file must keep this entire header intact.
*/
package com.aptana.ide.core;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Plugin;
import org.osgi.framework.Bundle;
/**
* Functions useful for retrieving interesting information for plugins and the environment
*
* @author Ingo Muschenetz
*/
public class PluginUtils
{
/**
* Protected constructor
*
*/
protected PluginUtils()
{
}
/**
* Retrieves the bundle version or a plugin based on its ID.
*
* @param pluginId
* The ID of the plugin
* @return The version of the bundle, or null if not found.
*/
public static String getPluginVersion(String pluginId)
{
if(pluginId == null)
{
return null;
}
Bundle bundle = Platform.getBundle(pluginId);
if (bundle == null)
{
return null;
}
else
{
return bundle.getHeaders().get(org.osgi.framework.Constants.BUNDLE_VERSION).toString();
}
}
/**
* Retrieves the bundle version or a plugin based on its ID.
*
* @param plugin
* The plugin to retrieve from
* @return The version of the bundle, or null if not found.
*/
public static String getPluginVersion(Plugin plugin)
{
if (plugin == null)
{
return null;
}
Bundle bundle = plugin.getBundle();
if (bundle == null)
{
return null;
}
else
{
return bundle.getHeaders().get(org.osgi.framework.Constants.BUNDLE_VERSION).toString();
}
}
/**
* Is the current plugin actually loaded (needed for unit testing)
*
* @param plugin
* @return boolean
*/
public static boolean isPluginLoaded(Plugin plugin)
{
return plugin != null && plugin.getBundle() != null;
}
}