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Diffstat (limited to 'plugins/org.eclipse.jem.util/jemutil/org/eclipse/jem/util/RegistryReader.java')
-rw-r--r-- | plugins/org.eclipse.jem.util/jemutil/org/eclipse/jem/util/RegistryReader.java | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/plugins/org.eclipse.jem.util/jemutil/org/eclipse/jem/util/RegistryReader.java b/plugins/org.eclipse.jem.util/jemutil/org/eclipse/jem/util/RegistryReader.java deleted file mode 100644 index b149c4018..000000000 --- a/plugins/org.eclipse.jem.util/jemutil/org/eclipse/jem/util/RegistryReader.java +++ /dev/null @@ -1,156 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2005 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -/* - * $$RCSfile: RegistryReader.java,v $$ - * $$Revision: 1.4 $$ $$Date: 2006/02/21 17:16:30 $$ - */ -package org.eclipse.jem.util; -import org.eclipse.core.runtime.*; -import org.osgi.framework.Bundle; - -import org.eclipse.jem.util.logger.proxy.Logger; - - -/** - * Class to read a registry. It is meant to be subclassed to provide specific function. - * - * @since 1.0.0 - */ -public abstract class RegistryReader { - - String pluginId; - - String extensionPointId; - - private static Bundle systemBundle; - - /** - * Utility method to get the plugin id of a configuation element - * - * @param configurationElement - * @return plugin id of configuration element - * @since 1.0.0 - */ - public static String getPluginId(IConfigurationElement configurationElement) { - String pluginId = null; - - if (configurationElement != null) { - IExtension extension = configurationElement.getDeclaringExtension(); - - if (extension != null) - pluginId = extension.getContributor().getName(); - } - - return pluginId; - } - - /** - * Constructor for RegistryReader taking a registry, plugin id, and extension point id. - * - * @param registry - * @param pluginID - * @param extensionPoint - * - * @deprecated Use RegistryReader(plugin, extensionPoint) instead. The registry passed in is ignored. - * @since 1.0.0 - */ - public RegistryReader(IPluginRegistry registry, String pluginID, String extensionPoint) { - this(pluginID, extensionPoint); - } - - /** - * Constructor for RegistryReader taking the plugin id and extension point id. - * - * @param pluginID - * @param extensionPoint - * - * @since 1.0.0 - */ - public RegistryReader(String pluginID, String extensionPoint) { - super(); - this.pluginId = pluginID; - extensionPointId = extensionPoint; - } - - private void internalReadElement(IConfigurationElement element) { - boolean recognized = this.readElement(element); - if (!recognized) { - logError(element, "Error processing extension: " + element); //$NON-NLS-1$ - } - } - - /* - * Logs the error in the desktop log using the provided text and the information in the configuration element. - */ - protected void logError(IConfigurationElement element, String text) { - IExtension extension = element.getDeclaringExtension(); - StringBuffer buf = new StringBuffer(); - buf.append("Plugin " + extension.getContributor().getName() + ", extension " + extension.getExtensionPointUniqueIdentifier()); //$NON-NLS-1$ //$NON-NLS-2$ - buf.append("\n" + text); //$NON-NLS-1$ - Logger.getLogger().logError(buf.toString()); - } - - /* - * Logs a very common registry error when a required attribute is missing. - */ - protected void logMissingAttribute(IConfigurationElement element, String attributeName) { - logError(element, "Required attribute '" + attributeName + "' not defined"); //$NON-NLS-1$ //$NON-NLS-2$ - } - - /* - * Implement this method to read element attributes. If this element has subelements, the reader will recursively cycle through them and call this - * method so don't do it here. - */ - public abstract boolean readElement(IConfigurationElement element); - - /** - * Read the extension point and parse it. - * - * @since 1.0.0 - */ - public void readRegistry() { - IExtensionPoint point = Platform.getExtensionRegistry().getExtensionPoint(pluginId, extensionPointId); - if (point == null) - return; - IConfigurationElement[] elements = point.getConfigurationElements(); - for (int i = 0; i < elements.length; i++) { - internalReadElement(elements[i]); - } - } - - /** - * Tests to see if it is valid at this point in time to create an executable extension. A valid reason not to would be that the workspace is - * shutting donw. - * - * @param element - * @return <code>true</code> if it is valid point to create an executable extension. - * - * @since 1.0.0 - */ - public static boolean canCreateExecutableExtension(IConfigurationElement element) { - if (Platform.isRunning() && getSystemBundle().getState() != Bundle.STOPPING) - return true; - return false; - } - - /** - * Get the system bundle - * - * @return system bundle. - * - * @since 1.0.0 - */ - protected static Bundle getSystemBundle() { - if (systemBundle == null) - systemBundle = Platform.getBundle("org.eclipse.osgi"); //$NON-NLS-1$ - return systemBundle; - } -}
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