root / trunk / frameworks / _fwAndami / src / com / iver / andami / PluginServices.java @ 23987
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004-2007 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.andami; |
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import java.awt.Component; |
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import java.awt.Frame; |
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import java.awt.KeyEventDispatcher; |
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import java.awt.Toolkit; |
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import java.awt.datatransfer.DataFlavor; |
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import java.awt.datatransfer.StringSelection; |
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import java.awt.datatransfer.UnsupportedFlavorException; |
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import java.awt.event.ActionListener; |
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import java.io.File; |
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import java.io.IOException; |
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import java.lang.reflect.InvocationTargetException; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import java.util.Properties; |
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import javax.swing.KeyStroke; |
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import javax.swing.SwingUtilities; |
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import javax.swing.Timer; |
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import org.apache.log4j.Logger; |
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import com.iver.andami.authentication.IAuthentication; |
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import com.iver.andami.iconthemes.IIconTheme; |
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import com.iver.andami.iconthemes.IconThemeManager; |
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import com.iver.andami.messages.Messages; |
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import com.iver.andami.messages.NotificationManager; |
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import com.iver.andami.plugins.ExclusiveUIExtension; |
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import com.iver.andami.plugins.ExtensionDecorator; |
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import com.iver.andami.plugins.IExtension; |
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import com.iver.andami.plugins.PluginClassLoader; |
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import com.iver.andami.preferences.DlgPreferences; |
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import com.iver.andami.ui.mdiFrame.MDIFrame; |
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import com.iver.andami.ui.mdiFrame.MainFrame; |
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import com.iver.andami.ui.mdiManager.MDIManager; |
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import com.iver.utiles.XMLEntity; |
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import com.iver.utiles.swing.threads.IMonitorableTask; |
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import com.iver.utiles.swing.threads.IProgressMonitorIF; |
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import com.iver.utiles.swing.threads.TaskMonitorTimerListener; |
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import com.iver.utiles.swing.threads.UndefinedProgressMonitor; |
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/**
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* Provides services to Plugins. Each plugin has an associated PluginServices
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* object, which provides specific services. Main of them: translations,
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* logging, access to plugin's resources, background tasks, clipboard access
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* and data persistence.
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*
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* @author Fernando Gonz?lez Cort?s
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*/
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public class PluginServices { |
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private static Logger logger = Logger.getLogger(PluginServices.class |
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.getName()); |
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private static String[] arguments; |
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private static IAuthentication authentication; |
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private static ExclusiveUIExtension exclusiveUIExtension = null; |
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private PluginClassLoader loader;
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private XMLEntity persistentXML;
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/**
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* Creates a new PluginServices objetct.
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*
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* @param loader
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* The Plugin's ClassLoader.
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*/
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public PluginServices(PluginClassLoader loader) {
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this.loader = loader;
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} |
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/**
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* Returns the message in the current's locale language
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* corresponding to the provided translation key.
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* The key-message pairs are obtained from the plugin's
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* translation files (text_xx.properties files).
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*
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* @param key
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* Translation key whose associated message is to be obtained
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*
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* @return The message associated with the provided key, in one of the
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* current locale languages, or the key if the translation is not found.
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*/
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public String getText(String key) { |
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if (key == null) return null; |
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String translation = org.gvsig.i18n.Messages.getText(key, false); |
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if (translation != null) |
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return translation;
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else
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{ |
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logger.warn("Plugin "+getPluginName()+" -- "+org.gvsig.i18n.Messages.getText("No_se_encontro_la_traduccion_para", false)+ " " + key); |
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return key;
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} |
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} |
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/**
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* Gets the plugin's classloader.
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*
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* @return Returns the loader.
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*/
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public PluginClassLoader getClassLoader() {
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return loader;
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} |
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/**
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* Gets the plugin's name
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*
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* @return The plugin's name
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*/
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String getPluginName() {
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return loader.getPluginName();
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} |
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/**
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* Gets a reference to the PluginServices object associated with the
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* plugin containing the provided class.
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*
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* Obtienen una referencia al PluginServices del plugin cuyo nombre se pasa
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* como par?metro
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*
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* @param pluginClassInstance
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* An instance of a class. This class is contained in a plugin, whose
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* services are to be obtained
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*
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* @return The PluginServices object associated to the containing plugin
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*
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* @throws RuntimeException
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* If the parameter was not loaded from a plugin
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*/
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public static PluginServices getPluginServices(Object pluginClassInstance) { |
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try {
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PluginClassLoader loader = (PluginClassLoader) pluginClassInstance |
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.getClass().getClassLoader(); |
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return Launcher.getPluginServices(loader.getPluginName());
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} catch (ClassCastException e) { |
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/*
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* throw new RuntimeException( "Parameter is not a plugin class
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* instance");
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*/
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return null; |
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} |
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} |
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/**
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* Gets a reference to the PluginServices object associated with the
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* provided plugin.
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*
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* @param pluginName
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* Plugin's name whose services are going to be used
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*
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* @return The PluginServices object associated with the provided plugin.
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*/
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public static PluginServices getPluginServices(String pluginName) { |
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return Launcher.getPluginServices(pluginName);
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} |
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/**
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* Gets the window manager (MDIManager).
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*
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* @return A reference to the window manager (MDIManager).
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*/
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public static MDIManager getMDIManager() { |
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return Launcher.getFrame().getMDIManager();
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} |
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/**
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* Gets the application's main frame.
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*
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* @return A reference to the application's main window
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*/
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public static MainFrame getMainFrame() { |
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return Launcher.getFrame();
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} |
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public static void registerKeyStroke(KeyStroke key, KeyEventDispatcher a) |
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{ |
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GlobalKeyEventDispatcher.getInstance().registerKeyStroke(key, a); |
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} |
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public static void unRegisterKeyStroke(KeyStroke key) |
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{ |
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GlobalKeyEventDispatcher.getInstance().removeKeyStrokeBinding(key); |
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} |
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/**
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* Gets the instance of the extension whose class is provided.
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*
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* @param extensionClass
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* Class of the extension whose instance is to be returned
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*
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* @return The instance of the extension, or null if the instance does
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* not exist.Instancia de la extensi?n o null en caso de que no haya una
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*/
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public static IExtension getExtension(Class extensionClass) { |
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ExtensionDecorator extAux = (ExtensionDecorator) Launcher |
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.getClassesExtensions().get(extensionClass); |
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try {
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return extAux.getExtension();
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} |
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catch (NullPointerException ex) { |
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return null; |
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} |
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} |
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/**
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* Gets a reference to the Extension Decorator which adds some extra options
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* to the basic extension interface.
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*
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* @param extensionClass The class of the extension whose decorator is to be returned
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* @return The ExtensionDecorator associated with the provided extension,
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* or null if the extension does not exist.
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*/
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public static ExtensionDecorator getDecoratedExtension(Class extensionClass) { |
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return (ExtensionDecorator) Launcher.getClassesExtensions().get(
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extensionClass); |
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} |
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/**
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* Returns an array containing references to all the loaded extensions.
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*
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* @return ExtensionDecorator[] An array of ExtensionDecorators (each
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* Decorator contains one extension).
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*/
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public static ExtensionDecorator[] getDecoratedExtensions() { |
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HashMap map = Launcher.getClassesExtensions();
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ExtensionDecorator[] extensions = (ExtensionDecorator[]) map. |
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values().toArray(new ExtensionDecorator[0]); |
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return extensions;
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} |
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/**
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* Gets an iterator with all the loaded Extensions.
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*
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* @return Iterator over the decorated extensions (each member of
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* the iterator is an ExtensionDecorator, which in turn contains
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* one IExtension object).
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*/
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public static Iterator getExtensions() { |
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return Launcher.getClassesExtensions().values().iterator();
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} |
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/**
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* Returns the message in the current's locale language
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* corresponding to the provided translation key.
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* The key-message pairs are obtained from the plugin's
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* translation files (text_xx.properties files).
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*
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* @param pluginObject Any object which was loaded from a plugin
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*
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* @param key
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* Translation key whose associated message is to be obtained
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*
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* @return The message associated with the provided key, in one of the
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* current locale languages, or the key if the translation is not found.
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*/
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public static String getText(Object pluginObject, String key) { |
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if (key == null) return null; |
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String translation = org.gvsig.i18n.Messages.getText(key, false); |
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if (translation != null) |
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return translation;
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else
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{ |
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logger.warn(org.gvsig.i18n.Messages.getText("No_se_encontro_la_traduccion_para",false) + " "+ key); |
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return key;
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} |
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} |
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/**
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* Sets the XML data which should be saved on disk for this plugin. This
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* data can be retrieved on following sessions.
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*
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* @param The XMLEntity object containing the data to be persisted.
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*
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* @see PluginServices.getPersistentXML()
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* @see XMLEntity
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*/
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public void setPersistentXML(XMLEntity entity) { |
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persistentXML = entity; |
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} |
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/**
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* Gets the XML data which was saved on previous sessions for this
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* plugins.
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*
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* @return An XMLEntity object containing the persisted data
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*/
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public XMLEntity getPersistentXML() {
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if (persistentXML == null) { |
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persistentXML = new XMLEntity();
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} |
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return persistentXML;
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} |
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/**
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* A?ade un listener a un popup menu registrado en el config.xml de alg?n
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* plugin
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*
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* @param name
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* Nombre del men? contextual
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* @param c
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* Componente que desplegar? el men? cuando se haga click con el
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* bot?n derecho
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* @param listener
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* Listener que se ejecutar? cuando se seleccione cualquier
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* entrada del men?
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*
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* @throws RuntimeException
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* Si la interfaz no est? preparada todav?a. S?lo puede darse
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* durante el arranque
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*/
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public void addPopupMenuListener(String name, Component c, |
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ActionListener listener) {
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MDIFrame frame = Launcher.getFrame(); |
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if (frame == null) { |
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throw new RuntimeException("MDIFrame not loaded yet"); |
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} |
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frame.addPopupMenuListener(name, c, listener, loader); |
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} |
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/**
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* Gets the plugin's root directory.
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*
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* @return A File pointing to the plugin's root directory.
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*/
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public File getPluginDirectory() { |
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return new File(Launcher.getPluginsDir() + File.separator |
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+ getPluginName()); |
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} |
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/**
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* Runs a background task. The events produced on the main frame will
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* be inhibited.
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*
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* @param r
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* The task to run.
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*
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* @return The Thread on which the task is executed.
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*/
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public static Thread backgroundExecution(Runnable r) { |
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Thread t = new Thread(new RunnableDecorator(r)); |
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t.start(); |
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return t;
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} |
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/**
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* Runs a backbround task. This task may be monitored and canceled, and
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* does not inhibit any event.
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*
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* @param task
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* The task to run.
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*/
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public static void cancelableBackgroundExecution(final IMonitorableTask task) { |
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final com.iver.utiles.swing.threads.SwingWorker worker = new com.iver.utiles.swing.threads.SwingWorker() { |
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public Object construct() { |
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try {
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task.run(); |
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return task;
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} catch (Exception e) { |
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NotificationManager.addError(null, e);
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} |
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return null; |
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} |
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/**
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* Called on the event dispatching thread (not on the worker thread)
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* after the <code>construct</code> method has returned.
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*/
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public void finished() { |
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task.finished(); |
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} |
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}; |
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Component mainFrame = (Component) PluginServices.getMainFrame(); |
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IProgressMonitorIF progressMonitor = null;
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String title = getText(null, "PluginServices.Procesando"); |
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progressMonitor = new UndefinedProgressMonitor((Frame) mainFrame, title); |
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progressMonitor.setIndeterminated(!task.isDefined()); |
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progressMonitor.setInitialStep(task.getInitialStep()); |
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progressMonitor.setLastStep(task.getFinishStep()); |
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progressMonitor.setCurrentStep(task.getCurrentStep()); |
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progressMonitor.setMainTitleLabel(task.getStatusMessage()); |
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progressMonitor.setNote(task.getNote()); |
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progressMonitor.open(); |
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int delay = 500; |
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TaskMonitorTimerListener timerListener = new TaskMonitorTimerListener(
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progressMonitor, task); |
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Timer timer = new Timer(delay, timerListener); |
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timerListener.setTimer(timer); |
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timer.start(); |
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worker.start(); |
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} |
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|
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/**
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* Closes the application. Cleanly exits from the application:
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* terminates all the extensions, then exits.
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*
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*/
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public static void closeApplication() { |
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Launcher.closeApplication(); |
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} |
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|
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/**
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* DOCUMENT ME!
|
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*
|
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* @author Fernando Gonz?lez Cort?s
|
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*/
|
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private static class RunnableDecorator implements Runnable { |
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private Runnable r; |
460 |
|
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/**
|
462 |
* Crea un nuevo RunnableDecorator.
|
463 |
*
|
464 |
* @param r
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* DOCUMENT ME!
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*/
|
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public RunnableDecorator(Runnable r) { |
468 |
this.r = r;
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} |
470 |
|
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/**
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* @see java.lang.Runnable#run()
|
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*/
|
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public void run() { |
475 |
try {
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SwingUtilities.invokeAndWait(new Runnable() { |
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public void run() { |
478 |
try {
|
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r.run(); |
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} catch (RuntimeException e) { |
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NotificationManager |
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.addError( |
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Messages |
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.getString("PluginServices.Bug_en_el_codigo"),
|
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e); |
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} catch (Error e) { |
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NotificationManager |
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.addError( |
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Messages |
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.getString("PluginServices.Error_grave_de_la_aplicaci?n"),
|
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e); |
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} |
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} |
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}); |
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} catch (InterruptedException e) { |
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NotificationManager |
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.addWarning( |
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Messages |
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.getString("PluginServices.No_se_pudo_poner_el_reloj_de_arena"),
|
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e); |
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} catch (InvocationTargetException e) { |
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NotificationManager |
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.addWarning( |
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Messages |
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.getString("PluginServices.No_se_pudo_poner_el_reloj_de_arena"),
|
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e); |
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} |
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} |
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} |
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|
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/**
|
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* Gets an array containing the application's startup arguments.
|
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* <br><br>
|
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* Usually: <code>appName plugins-directory [locale] [other args]</code>
|
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*
|
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* @return the original arguments that Andami received. (app-name
|
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* plugins-directory, locale, etc)
|
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*/
|
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public static String[] getArguments() { |
520 |
return arguments;
|
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} |
522 |
|
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/**
|
524 |
* Replaces the original Andami arguments with the provided arguments.
|
525 |
*
|
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* @param arguments An array of String, each element of the array
|
527 |
* represents one
|
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* argument.
|
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*/
|
530 |
public static void setArguments(String[] arguments) { |
531 |
PluginServices.arguments = arguments; |
532 |
} |
533 |
|
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/**
|
535 |
* Returns the value of a command line named argument.
|
536 |
*<br>
|
537 |
*<br>
|
538 |
* The argument format is:
|
539 |
*<br>
|
540 |
* -{argumentName}={argumentValue}
|
541 |
*<br>
|
542 |
*<br>
|
543 |
*example:
|
544 |
* <br>
|
545 |
* ' -language=en '
|
546 |
* @return String The value of the argument
|
547 |
*/
|
548 |
public static String getArgumentByName(String name) { |
549 |
for (int i=2; i < PluginServices.arguments.length; i++) |
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{ |
551 |
int index = PluginServices.arguments[i].indexOf(name +"="); |
552 |
if (index != -1) |
553 |
return PluginServices.arguments[i].substring(index+name.length()+1); |
554 |
} |
555 |
return null; |
556 |
} |
557 |
|
558 |
/**
|
559 |
* Gets the logger. The logger is used to register important
|
560 |
* events (errors, etc), which are stored on a file which
|
561 |
* can be checked later.
|
562 |
*
|
563 |
* @return A Logger object.
|
564 |
* @see Logger object from the Log4j library.
|
565 |
*
|
566 |
*/
|
567 |
public static Logger getLogger() { |
568 |
return logger;
|
569 |
} |
570 |
|
571 |
public static IAuthentication getAuthentication() { |
572 |
return authentication;
|
573 |
} |
574 |
|
575 |
public static void setAuthentication(IAuthentication authen) { |
576 |
authentication = authen; |
577 |
} |
578 |
public static DlgPreferences getDlgPreferences() { |
579 |
return DlgPreferences.getInstance();
|
580 |
} |
581 |
|
582 |
/**
|
583 |
* Stores the provided text data on the clipboard.
|
584 |
*
|
585 |
* @param data An String containing the data to be stored
|
586 |
* on the clipboard.
|
587 |
*/
|
588 |
public static void putInClipboard(String data) { |
589 |
StringSelection ss = new StringSelection(data); |
590 |
|
591 |
Toolkit.getDefaultToolkit().getSystemClipboard().setContents(ss,ss);
|
592 |
} |
593 |
|
594 |
/**
|
595 |
* Gets text data from the Clipboard, if available.
|
596 |
*
|
597 |
* @return An String containing the clipboard's data, or
|
598 |
* <code>null</code>
|
599 |
* if the data was not available.
|
600 |
*/
|
601 |
public static String getFromClipboard() { |
602 |
|
603 |
try {
|
604 |
return (String)Toolkit.getDefaultToolkit().getSystemClipboard().getContents(null).getTransferData(DataFlavor.stringFlavor); |
605 |
} catch (UnsupportedFlavorException e) { |
606 |
return null; |
607 |
} catch (IOException e) { |
608 |
// TODO Auto-generated catch block
|
609 |
return null; |
610 |
} |
611 |
} |
612 |
|
613 |
|
614 |
/**
|
615 |
* Gets the ExclusiveUIExtension, an special extension which
|
616 |
* will take
|
617 |
* control over the UI and will decide which extensions may be
|
618 |
* enable/disabled or visible/hidden.
|
619 |
*
|
620 |
* @return If an ExclusiveUIExtension was set, return this extension.
|
621 |
* Otherwise, return <code>null</code>.
|
622 |
*
|
623 |
* @see com.iver.andami.Launcher#initializeExclusiveUIExtension()
|
624 |
* @see com.iver.andami.plugins.IExtension#isEnabled(IExtension extension)
|
625 |
* @see com.iver.andami.plugins.IExtension#isVisible(IExtension extension)
|
626 |
*/
|
627 |
public static ExclusiveUIExtension getExclusiveUIExtension() { |
628 |
return PluginServices.exclusiveUIExtension;
|
629 |
} |
630 |
|
631 |
/**
|
632 |
* Sets the ExclusiveUIExtension, an special extension which
|
633 |
* will take
|
634 |
* control over the UI and will decide which extensions may be
|
635 |
* enable/disabled or visible/hidden.
|
636 |
* <br><br>
|
637 |
* The ExclusiveUIExtension is normally set by the following
|
638 |
* Andami startup argument:
|
639 |
* <br><br>
|
640 |
* <code>ExclusiveUIExtension=ExtensionName</code>
|
641 |
*
|
642 |
* @see com.iver.andami.Launcher#initializeExclusiveUIExtension()
|
643 |
* @see com.iver.andami.plugins.IExtension#isEnabled(IExtension extension)
|
644 |
* @see com.iver.andami.plugins.IExtension#isVisible(IExtension extension)
|
645 |
*/
|
646 |
public static void setExclusiveUIExtension(ExclusiveUIExtension extension) { |
647 |
PluginServices.exclusiveUIExtension = extension; |
648 |
} |
649 |
|
650 |
public static void addLoaders(ArrayList classLoaders) { |
651 |
PluginClassLoader.addLoaders(classLoaders); |
652 |
} |
653 |
|
654 |
public static IconThemeManager getIconThemeManager() { |
655 |
return IconThemeManager.getIconThemeManager();
|
656 |
} |
657 |
|
658 |
public static IIconTheme getIconTheme() { |
659 |
return IconThemeManager.getIconThemeManager().getCurrent();
|
660 |
} |
661 |
|
662 |
/** Try to detect if the application is running in a development
|
663 |
* environment.
|
664 |
* <br>
|
665 |
* This look for <b>.project</b> and <b>.classpath</b> files in the starts path of the application.
|
666 |
*
|
667 |
* @return true if <b>.project</b> and <b>.classpath</b> are in the development path
|
668 |
*/
|
669 |
public static boolean runningInDevelopment(){ |
670 |
String andamiPath;
|
671 |
Properties props = System.getProperties(); |
672 |
|
673 |
try {
|
674 |
try {
|
675 |
andamiPath = (new File(Launcher.class.getResource(".").getFile() + File.separator + ".." + File.separator + ".." + File.separator +".." + File.separator+ "..")).getCanonicalPath(); |
676 |
} catch (IOException e) { |
677 |
andamiPath = (new File(Launcher.class.getResource(".").getFile() + File.separator + ".." + File.separator + ".." + File.separator +".."+ File.separator+ "..")).getAbsolutePath(); |
678 |
} |
679 |
} catch (Exception e1) { |
680 |
andamiPath = (String)props.get("user.dir"); |
681 |
} |
682 |
|
683 |
File andamiJar = new File(andamiPath + File.separator +"andami.jar"); |
684 |
if (!andamiJar.exists())
|
685 |
return false; |
686 |
File projectFile = new File(andamiPath + File.separator +".project"); |
687 |
File classpathFile = new File(andamiPath + File.separator +".classpath"); |
688 |
return projectFile.exists() && classpathFile.exists();
|
689 |
|
690 |
} |
691 |
} |