svn-gvsig-desktop / branches / v2_0_0_prep / frameworks / _fwAndami / src / org / gvsig / andami / PluginServices.java @ 40406
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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 org.gvsig.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.FileInputStream; |
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import java.io.FileNotFoundException; |
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import java.io.FileOutputStream; |
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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.gvsig.andami.authentication.IAuthentication; |
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import org.gvsig.andami.messages.Messages; |
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import org.gvsig.andami.messages.NotificationManager; |
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import org.gvsig.andami.plugins.ExclusiveUIExtension; |
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import org.gvsig.andami.plugins.ExtensionDecorator; |
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import org.gvsig.andami.plugins.IExtension; |
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import org.gvsig.andami.plugins.PluginClassLoader; |
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import org.gvsig.andami.preferences.DlgPreferences; |
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import org.gvsig.andami.ui.mdiFrame.MDIFrame; |
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import org.gvsig.andami.ui.mdiFrame.MainFrame; |
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import org.gvsig.andami.ui.mdiManager.MDIManager; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dynobject.DynObject; |
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import org.gvsig.tools.dynobject.DynStruct; |
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import org.gvsig.tools.exception.BaseRuntimeException; |
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import org.gvsig.tools.persistence.PersistenceManager; |
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import org.gvsig.tools.persistence.PersistentState; |
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import org.gvsig.tools.persistence.exception.AddDefinitionException; |
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import org.gvsig.tools.swing.api.ToolsSwingLocator; |
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import org.gvsig.tools.swing.icontheme.IconTheme; |
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import org.gvsig.tools.swing.icontheme.IconThemeManager; |
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import org.gvsig.utils.XMLEntity; |
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import org.gvsig.utils.swing.threads.IMonitorableTask; |
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import org.gvsig.utils.swing.threads.IProgressMonitorIF; |
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import org.gvsig.utils.swing.threads.TaskMonitorTimerListener; |
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import org.gvsig.utils.swing.threads.UndefinedProgressMonitor; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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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 = |
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LoggerFactory.getLogger(PluginServices.class); |
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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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private DynObject pluginPersistence = null; |
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private String[] alternativeNames = null; |
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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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public PluginServices(PluginClassLoader loader, String[] alternativeNames) { |
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this(loader);
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this.alternativeNames = alternativeNames;
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} |
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public String[] getAlternativeNames() { |
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return this.alternativeNames; |
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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
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* found.
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*/
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public String getText(String key) { |
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if (key == null) |
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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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logger.debug("Can't find translation for ''{}'' in plugin ''{}''.",
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key, |
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getPluginName()); |
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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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public 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,
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* 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; |
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if( pluginClassInstance instanceof Class ) { |
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loader = (PluginClassLoader) ((Class) pluginClassInstance).getClassLoader();
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} else {
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loader = (PluginClassLoader) pluginClassInstance.getClass().getClassLoader(); |
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} |
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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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GlobalKeyEventDispatcher.getInstance().registerKeyStroke(key, a); |
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} |
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public static void unRegisterKeyStroke(KeyStroke key) { |
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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
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* una
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*/
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public static IExtension getExtension(Class extensionClass) { |
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ExtensionDecorator extAux = |
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(ExtensionDecorator) Launcher.getClassesExtensions() |
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.get(extensionClass); |
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try {
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return extAux.getExtension();
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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
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* 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()
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.get(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 =
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(ExtensionDecorator[]) map.values()
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.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
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* 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
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* found.
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*/
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public static String getText(Object pluginObject, String key) { |
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if (key == null) |
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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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logger.debug("Can't find translation for ''{}''.", 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
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* 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, |
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Component c,
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ActionListener listener) {
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MDIFrame frame = Launcher.getFrame(); |
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|
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if (frame == null) { |
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throw new RuntimeException("MDIFrame not loaded yet"); |
398 |
} |
399 |
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frame.addPopupMenuListener(name, c, listener, loader); |
401 |
} |
402 |
|
403 |
/**
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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 |
410 |
+ getPluginName()); |
411 |
} |
412 |
|
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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.
|
419 |
*
|
420 |
* @return The Thread on which the task is executed.
|
421 |
*/
|
422 |
public static Thread backgroundExecution(Runnable r) { |
423 |
Thread t = new Thread(new RunnableDecorator(r)); |
424 |
t.start(); |
425 |
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return t;
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427 |
} |
428 |
|
429 |
/**
|
430 |
* Runs a backbround task. This task may be monitored and canceled, and
|
431 |
* does not inhibit any event.
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432 |
*
|
433 |
* @param task
|
434 |
* The task to run.
|
435 |
*/
|
436 |
public static void cancelableBackgroundExecution(final IMonitorableTask task) { |
437 |
final org.gvsig.utils.swing.threads.SwingWorker worker =
|
438 |
new org.gvsig.utils.swing.threads.SwingWorker() {
|
439 |
|
440 |
public Object construct() { |
441 |
try {
|
442 |
task.run(); |
443 |
return task;
|
444 |
} catch (Exception e) { |
445 |
NotificationManager.addError(null, e);
|
446 |
} |
447 |
return null; |
448 |
} |
449 |
|
450 |
/**
|
451 |
* Called on the event dispatching thread (not on the worker
|
452 |
* thread)
|
453 |
* after the <code>construct</code> method has returned.
|
454 |
*/
|
455 |
public void finished() { |
456 |
task.finished(); |
457 |
} |
458 |
}; |
459 |
|
460 |
Component mainFrame = (Component) PluginServices.getMainFrame(); |
461 |
|
462 |
IProgressMonitorIF progressMonitor = null;
|
463 |
String title = getText(null, "PluginServices.Procesando"); |
464 |
progressMonitor = |
465 |
new UndefinedProgressMonitor((Frame) mainFrame, title); |
466 |
progressMonitor.setIndeterminated(!task.isDefined()); |
467 |
progressMonitor.setInitialStep(task.getInitialStep()); |
468 |
progressMonitor.setLastStep(task.getFinishStep()); |
469 |
progressMonitor.setCurrentStep(task.getCurrentStep()); |
470 |
progressMonitor.setMainTitleLabel(task.getStatusMessage()); |
471 |
progressMonitor.setNote(task.getNote()); |
472 |
progressMonitor.open(); |
473 |
int delay = 500; |
474 |
TaskMonitorTimerListener timerListener = |
475 |
new TaskMonitorTimerListener(progressMonitor, task);
|
476 |
Timer timer = new Timer(delay, timerListener); |
477 |
timerListener.setTimer(timer); |
478 |
timer.start(); |
479 |
|
480 |
worker.start(); |
481 |
|
482 |
} |
483 |
|
484 |
/**
|
485 |
* Closes the application. Cleanly exits from the application:
|
486 |
* terminates all the extensions, then exits.
|
487 |
*
|
488 |
*/
|
489 |
public static void closeApplication() { |
490 |
Launcher.closeApplication(); |
491 |
} |
492 |
|
493 |
/**
|
494 |
* DOCUMENT ME!
|
495 |
*
|
496 |
* @author Fernando Gonz�lez Cort�s
|
497 |
*/
|
498 |
private static class RunnableDecorator implements Runnable { |
499 |
|
500 |
private Runnable r; |
501 |
|
502 |
/**
|
503 |
* Crea un nuevo RunnableDecorator.
|
504 |
*
|
505 |
* @param r
|
506 |
* DOCUMENT ME!
|
507 |
*/
|
508 |
public RunnableDecorator(Runnable r) { |
509 |
this.r = r;
|
510 |
} |
511 |
|
512 |
/**
|
513 |
* @see java.lang.Runnable#run()
|
514 |
*/
|
515 |
public void run() { |
516 |
try {
|
517 |
SwingUtilities.invokeAndWait(new Runnable() { |
518 |
|
519 |
public void run() { |
520 |
try {
|
521 |
r.run(); |
522 |
} catch (RuntimeException e) { |
523 |
NotificationManager.addError(Messages.getString("PluginServices.Bug_en_el_codigo"),
|
524 |
e); |
525 |
} catch (Error e) { |
526 |
NotificationManager.addError(Messages.getString("PluginServices.Error_grave_de_la_aplicaci�n"),
|
527 |
e); |
528 |
} |
529 |
} |
530 |
}); |
531 |
} catch (InterruptedException e) { |
532 |
NotificationManager.addWarning(Messages.getString("PluginServices.No_se_pudo_poner_el_reloj_de_arena"),
|
533 |
e); |
534 |
} catch (InvocationTargetException e) { |
535 |
NotificationManager.addWarning(Messages.getString("PluginServices.No_se_pudo_poner_el_reloj_de_arena"),
|
536 |
e); |
537 |
} |
538 |
} |
539 |
} |
540 |
|
541 |
/**
|
542 |
* Gets an array containing the application's startup arguments. <br>
|
543 |
* <br>
|
544 |
* Usually: <code>appName plugins-directory [locale] [other args]</code>
|
545 |
*
|
546 |
* @return the original arguments that Andami received. (app-name
|
547 |
* plugins-directory, locale, etc)
|
548 |
*/
|
549 |
public static String[] getArguments() { |
550 |
return arguments;
|
551 |
} |
552 |
|
553 |
/**
|
554 |
* Replaces the original Andami arguments with the provided arguments.
|
555 |
*
|
556 |
* @param arguments
|
557 |
* An array of String, each element of the array
|
558 |
* represents one
|
559 |
* argument.
|
560 |
*/
|
561 |
public static void setArguments(String[] arguments) { |
562 |
PluginServices.arguments = arguments; |
563 |
} |
564 |
|
565 |
/**
|
566 |
* Returns the value of a command line named argument. <br>
|
567 |
* <br>
|
568 |
* The argument format is: <br>
|
569 |
* -{argumentName}={argumentValue} <br>
|
570 |
* <br>
|
571 |
* example: <br>
|
572 |
* ' -language=en '
|
573 |
*
|
574 |
* @return String The value of the argument
|
575 |
*/
|
576 |
public static String getArgumentByName(String name) { |
577 |
for (int i = 2; i < PluginServices.arguments.length; i++) { |
578 |
String arg = PluginServices.arguments[i];
|
579 |
if( arg != null ) { |
580 |
int index = arg.indexOf(name + "="); |
581 |
if (index != -1) |
582 |
return arg.substring(index
|
583 |
+ name.length() + 1);
|
584 |
} |
585 |
} |
586 |
return null; |
587 |
} |
588 |
|
589 |
/**
|
590 |
* Gets the logger. The logger is used to register important
|
591 |
* events (errors, etc), which are stored on a file which
|
592 |
* can be checked later.
|
593 |
*
|
594 |
* @return A Logger object.
|
595 |
* @see Logger object from the Log4j library.
|
596 |
*
|
597 |
*/
|
598 |
public static Logger getLogger() { |
599 |
return logger;
|
600 |
} |
601 |
|
602 |
public static IAuthentication getAuthentication() { |
603 |
return authentication;
|
604 |
} |
605 |
|
606 |
public static void setAuthentication(IAuthentication authen) { |
607 |
authentication = authen; |
608 |
} |
609 |
|
610 |
public static DlgPreferences getDlgPreferences() { |
611 |
return DlgPreferences.getInstance();
|
612 |
} |
613 |
|
614 |
/**
|
615 |
* Stores the provided text data on the clipboard.
|
616 |
*
|
617 |
* @param data
|
618 |
* An String containing the data to be stored
|
619 |
* on the clipboard.
|
620 |
*/
|
621 |
public static void putInClipboard(String data) { |
622 |
StringSelection ss = new StringSelection(data); |
623 |
|
624 |
Toolkit.getDefaultToolkit().getSystemClipboard().setContents(ss, ss);
|
625 |
} |
626 |
|
627 |
/**
|
628 |
* Gets text data from the Clipboard, if available.
|
629 |
*
|
630 |
* @return An String containing the clipboard's data, or <code>null</code>
|
631 |
* if the data was not available.
|
632 |
*/
|
633 |
public static String getFromClipboard() { |
634 |
|
635 |
try {
|
636 |
return (String) Toolkit.getDefaultToolkit() |
637 |
.getSystemClipboard() |
638 |
.getContents(null)
|
639 |
.getTransferData(DataFlavor.stringFlavor);
|
640 |
} catch (UnsupportedFlavorException e) { |
641 |
return null; |
642 |
} catch (IOException e) { |
643 |
// TODO Auto-generated catch block
|
644 |
return null; |
645 |
} |
646 |
} |
647 |
|
648 |
/**
|
649 |
* Gets the ExclusiveUIExtension, an special extension which
|
650 |
* will take
|
651 |
* control over the UI and will decide which extensions may be
|
652 |
* enable/disabled or visible/hidden.
|
653 |
*
|
654 |
* @return If an ExclusiveUIExtension was set, return this extension.
|
655 |
* Otherwise, return <code>null</code>.
|
656 |
*
|
657 |
* @see org.gvsig.andami.Launcher#initializeExclusiveUIExtension()
|
658 |
* @see org.gvsig.andami.plugins.IExtension#isEnabled(IExtension extension)
|
659 |
* @see org.gvsig.andami.plugins.IExtension#isVisible(IExtension extension)
|
660 |
*/
|
661 |
public static ExclusiveUIExtension getExclusiveUIExtension() { |
662 |
return PluginServices.exclusiveUIExtension;
|
663 |
} |
664 |
|
665 |
/**
|
666 |
* Sets the ExclusiveUIExtension, an special extension which
|
667 |
* will take
|
668 |
* control over the UI and will decide which extensions may be
|
669 |
* enable/disabled or visible/hidden. <br>
|
670 |
* <br>
|
671 |
* The ExclusiveUIExtension is normally set by the following
|
672 |
* Andami startup argument: <br>
|
673 |
* <br>
|
674 |
* <code>ExclusiveUIExtension=ExtensionName</code>
|
675 |
*
|
676 |
* @see org.gvsig.andami.Launcher#initializeExclusiveUIExtension()
|
677 |
* @see org.gvsig.andami.plugins.IExtension#isEnabled(IExtension extension)
|
678 |
* @see org.gvsig.andami.plugins.IExtension#isVisible(IExtension extension)
|
679 |
*/
|
680 |
public static void setExclusiveUIExtension(ExclusiveUIExtension extension) { |
681 |
PluginServices.exclusiveUIExtension = extension; |
682 |
} |
683 |
|
684 |
public static void addLoaders(ArrayList classLoaders) { |
685 |
PluginClassLoader.addLoaders(classLoaders); |
686 |
} |
687 |
|
688 |
/**
|
689 |
* @deprecated use ToolsSwingLocator.getIconThemeManager()
|
690 |
*/
|
691 |
public static IconThemeManager getIconThemeManager() { |
692 |
return ToolsSwingLocator.getIconThemeManager();
|
693 |
} |
694 |
|
695 |
/**
|
696 |
* @deprecated use ToolsSwingLocator.getIconThemeManager().getCurrent()
|
697 |
*/
|
698 |
public static IconTheme getIconTheme() { |
699 |
return getIconThemeManager().getCurrent();
|
700 |
} |
701 |
|
702 |
/**
|
703 |
* Try to detect if the application is running in a development
|
704 |
* environment. <br>
|
705 |
* This look for <b>.project</b> and <b>.classpath</b> files in the starts
|
706 |
* path of the application.
|
707 |
*
|
708 |
* @return true if <b>.project</b> and <b>.classpath</b> are in the
|
709 |
* development path
|
710 |
*/
|
711 |
public static boolean runningInDevelopment() { |
712 |
String andamiPath;
|
713 |
Properties props = System.getProperties(); |
714 |
|
715 |
try {
|
716 |
try {
|
717 |
andamiPath = |
718 |
(new File(Launcher.class.getResource(".").getFile() |
719 |
+ File.separator + ".." + File.separator + ".." |
720 |
+ File.separator + ".." + File.separator + "..")).getCanonicalPath(); |
721 |
} catch (IOException e) { |
722 |
andamiPath = |
723 |
(new File(Launcher.class.getResource(".").getFile() |
724 |
+ File.separator + ".." + File.separator + ".." |
725 |
+ File.separator + ".." + File.separator + "..")).getAbsolutePath(); |
726 |
} |
727 |
} catch (Exception e1) { |
728 |
andamiPath = (String) props.get("user.dir"); |
729 |
} |
730 |
|
731 |
File andamiJar = new File(andamiPath + File.separator + "andami.jar"); |
732 |
if (!andamiJar.exists())
|
733 |
return false; |
734 |
File projectFile = new File(andamiPath + File.separator + ".project"); |
735 |
File classpathFile =
|
736 |
new File(andamiPath + File.separator + ".classpath"); |
737 |
return projectFile.exists() && classpathFile.exists();
|
738 |
|
739 |
} |
740 |
|
741 |
public PluginsManager getManager() {
|
742 |
return PluginsLocator.getManager();
|
743 |
} |
744 |
|
745 |
public DynObject getPluginProperties() {
|
746 |
if (this.pluginPersistence == null) { |
747 |
PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
748 |
DynStruct dynStruct = manager.getDynObjectDefinition(getPluginName()); |
749 |
if ( dynStruct == null) { |
750 |
File persistenceDefinitionFile =
|
751 |
new File(getManager().getPluginsDirectory().getAbsolutePath() |
752 |
+ File.separator + this.getPluginName() |
753 |
+ File.separator + "plugin-persistence.def"); |
754 |
try {
|
755 |
dynStruct = manager.addDefinition(DynObject.class, |
756 |
this.getPluginName(),
|
757 |
new FileInputStream(persistenceDefinitionFile), |
758 |
this.getClassLoader(),
|
759 |
null,
|
760 |
null);
|
761 |
} catch (AddDefinitionException e) {
|
762 |
throw new PluginPersistenceAddDefinitionException(this.getPluginName(), e); |
763 |
} catch (FileNotFoundException e) { |
764 |
throw new PluginPersistenceNeedDefinitionException(this.getPluginName(), e); |
765 |
} |
766 |
} |
767 |
|
768 |
|
769 |
File persistenceFile = getPluginPersistenceFile();
|
770 |
if (persistenceFile.exists()) {
|
771 |
PersistentState state; |
772 |
|
773 |
try {
|
774 |
state = manager.loadState(new FileInputStream(persistenceFile)); |
775 |
pluginPersistence = (DynObject) manager.create(state); |
776 |
} catch (Exception e) { |
777 |
logger.error("Can't retrieve persistent values from plugin "+this.getPluginName(), e); |
778 |
} |
779 |
} |
780 |
if (this.pluginPersistence == null) { |
781 |
this.pluginPersistence =
|
782 |
ToolsLocator.getDynObjectManager() |
783 |
.createDynObject(dynStruct); |
784 |
} |
785 |
} |
786 |
return pluginPersistence;
|
787 |
} |
788 |
|
789 |
public void savePluginProperties() { |
790 |
if (this.pluginPersistence == null) { |
791 |
return;
|
792 |
} |
793 |
PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
794 |
File persistenceFile = getPluginPersistenceFile();
|
795 |
PersistentState state; |
796 |
FileOutputStream fos;
|
797 |
try {
|
798 |
state = manager.getState(pluginPersistence); |
799 |
manager.saveState(state, new FileOutputStream(persistenceFile)); |
800 |
} catch (Exception e) { |
801 |
throw new PluginSaveDataException(this.getPluginName(), e); |
802 |
} |
803 |
|
804 |
|
805 |
} |
806 |
|
807 |
/**
|
808 |
* Returns the plugin persistence file.
|
809 |
*
|
810 |
* @return the plugin persistence file
|
811 |
*/
|
812 |
private File getPluginPersistenceFile() { |
813 |
return new File(getPluginHomeFolder(), "plugin-persistence.dat"); |
814 |
} |
815 |
|
816 |
/**
|
817 |
* Returns the folder where the plugin stores its resources. That folder
|
818 |
* will be usually a subfolder into the application folder in the user home
|
819 |
* folder.
|
820 |
*
|
821 |
* @return the folder where the plugin stores its resources
|
822 |
*/
|
823 |
public File getPluginHomeFolder() { |
824 |
File persistenceFolder = new File(Launcher.getAppHomeDir() |
825 |
+ File.separator + "plugins" + File.separator |
826 |
+ this.getPluginName());
|
827 |
|
828 |
if (!persistenceFolder.exists()) {
|
829 |
persistenceFolder.mkdirs(); |
830 |
} |
831 |
|
832 |
return persistenceFolder;
|
833 |
} |
834 |
|
835 |
public class PluginPersistenceNeedDefinitionException extends |
836 |
BaseRuntimeException { |
837 |
|
838 |
/**
|
839 |
*
|
840 |
*/
|
841 |
private static final long serialVersionUID = -2036279527440882712L; |
842 |
|
843 |
PluginPersistenceNeedDefinitionException(String name, Throwable cause) { |
844 |
super("Can't load persistence definition of plugin %(name).", |
845 |
"_cant_load_persistence_definition_of_plugin_XnameX",
|
846 |
serialVersionUID); |
847 |
initCause(cause); |
848 |
setValue("name", name);
|
849 |
} |
850 |
} |
851 |
|
852 |
public class PluginPersistenceAddDefinitionException extends |
853 |
BaseRuntimeException { |
854 |
|
855 |
/**
|
856 |
*
|
857 |
*/
|
858 |
private static final long serialVersionUID = 2227722796640780361L; |
859 |
|
860 |
PluginPersistenceAddDefinitionException(String name, Throwable cause) { |
861 |
super("Can't add persistence definition of plugin %(name).", |
862 |
"_cant_add_persistence_definition_of_plugin_XnameX",
|
863 |
serialVersionUID); |
864 |
this.initCause(cause);
|
865 |
setValue("name", name);
|
866 |
} |
867 |
} |
868 |
|
869 |
public class PluginLoadDataException extends |
870 |
BaseRuntimeException { |
871 |
|
872 |
/**
|
873 |
*
|
874 |
*/
|
875 |
private static final long serialVersionUID = 1168749231143949111L; |
876 |
|
877 |
PluginLoadDataException(String name) {
|
878 |
super("Can't load data of plugin %(name).", |
879 |
"_cant_load_data_of_plugin_XnameX",
|
880 |
serialVersionUID); |
881 |
setValue("name", name);
|
882 |
} |
883 |
} |
884 |
|
885 |
public class PluginSaveDataException extends |
886 |
BaseRuntimeException { |
887 |
|
888 |
/**
|
889 |
*
|
890 |
*/
|
891 |
private static final long serialVersionUID = 4893241183911774542L; |
892 |
private final static String MESSAGE_FORMAT = "Can't save data of plugin %(name)."; |
893 |
private final static String MESSAGE_KEY = "_cant_save_data_of_plugin_XnameX"; |
894 |
|
895 |
PluginSaveDataException(String name) {
|
896 |
super(MESSAGE_FORMAT,
|
897 |
MESSAGE_KEY, |
898 |
serialVersionUID); |
899 |
setValue("name", name);
|
900 |
} |
901 |
|
902 |
public PluginSaveDataException(String name, Throwable cause) { |
903 |
super(MESSAGE_FORMAT, cause, MESSAGE_KEY, serialVersionUID);
|
904 |
setValue("name", name);
|
905 |
|
906 |
} |
907 |
} |
908 |
|
909 |
@Override
|
910 |
public String toString() { |
911 |
return super.toString()+" "+this.getPluginName(); |
912 |
} |
913 |
} |