org.xwiki.extension.CoreExtension Maven / Gradle / Ivy
/*
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.xwiki.extension;
import java.net.URL;
/**
* Represent an extension which can't be modified (uninstalled, upgraded).
*
* In practice it's generally all the jars already in the classpath at startup.
*
* @version $Id: 3f2cc840818781778020e5018537234e23dd3eac $
* @since 4.0M1
*/
public interface CoreExtension extends Extension
{
/**
* @see #getURL()
*/
String PKEY_URL = "core.url";
/**
* @see #isGuessed()
*/
String PKEY_GUESSED = "core.guessed";
/**
* @return the {@link URL} pointing to the core extension file
*/
URL getURL();
/**
* @return true if the extension is "guessed" which means that it's id or version are not 100% sure. It generally
* indicate that a jar without any technical information or partial information has been found in the
* classpath.
*/
boolean isGuessed();
}