Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 3

 * of the License, or (at your option) any later version.

 *

 * This program 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.andami.plugins;

import java.util.Map;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.PluginsLocator;

import org.gvsig.andami.plugins.status.IExtensionStatus;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

 * Extensions are the way in which plugins extend Andami. Extensions

 * can add controls to user interface (GUI) and execute some code

 * when controls are activated. Every class implementing

 * {@link IExtension} is an extension, but directly implementing

 * that interface is discouraged. The preferred way to create

 * an extension is extending this absctract class.

 *

 * @see IExtension

 *

 * @author Jorge Piera Llodr? (piera_jor@gva.es)

 */

public abstract class Extension implements IExtension, IExtensionQueryByAction, IExtensionExecuteWithArgs  {

        private static Logger logger = LoggerFactory.getLogger(Extension.class);

        private PluginServices plugin = null;

        /*

         *  (non-Javadoc)

         * @see com.iver.andami.plugins.IExtension#terminate()

         */

        public void terminate(){

        }

        /*

         *  (non-Javadoc)

         * @see com.iver.andami.plugins.IExtension#postInitialize()

         */

        public void postInitialize(){

        }

    /*

         *  (non-Javadoc)

         * @see com.iver.andami.plugins.IExtension#getStatus()

         */

    public IExtensionStatus getStatus() {

            return null;

    }

        /*

         *  (non-Javadoc)

         * @see com.iver.andami.plugins.IExtension#getStatus(IExtension extension)

         */

        public IExtensionStatus getStatus(IExtension extension) {

                return extension.getStatus();

        }

        public String getText(String msg) {

            return PluginsLocator.getManager().getText(this, msg);

        }

        public void setPlugin(PluginServices plugin) {

                if (this.plugin != null){

                        throw new IllegalStateException();

                }

                this.plugin = plugin;

        }

        public PluginServices getPlugin() {

                if (this.plugin == null){

                        return PluginsLocator.getManager().getPlugin(this.getClass());

                }

                return this.plugin;

        }

        public boolean isEnabled(String action) {

                return isEnabled();

        }

        public boolean isVisible(String action) {

                return isVisible();

        }

        public boolean canQueryByAction() {

                return false;

        }

        public void execute(String command, Object[] args) {

                if( args!= null && args.length>0 ) {

                        logger.info("calling execute with args in a extension that not support ("+this.getClass().getSimpleName()+").");

                }

                execute(command);

        }

}