| /******************************************************************************* |
| * Copyright (c) 2006 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 |
| *******************************************************************************/ |
| package org.eclipse.wst.xml.core.internal.validation.eclipse; |
| |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.core.runtime.IExtensionPoint; |
| import org.eclipse.core.runtime.IExtensionRegistry; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.wst.xml.core.internal.validation.errorcustomization.ErrorCustomizationRegistry; |
| import org.eclipse.wst.xml.core.internal.validation.errorcustomization.ErrorMessageCustomizerDelegate; |
| import org.osgi.framework.Bundle; |
| /** |
| * This class reads the plug-in manifests and registers each extension |
| * error customizer with the ErrorCustomizationRegistry. |
| */ |
| public class ErrorCustomizationPluginRegistryReader { |
| |
| protected static final String PLUGIN_ID = "org.eclipse.wst.xml.core"; //$NON-NLS-1$ |
| protected static final String ATT_CLASS = "class"; //$NON-NLS-1$ |
| protected static final String ATT_NAMESPACE = "namespace"; //$NON-NLS-1$ |
| protected static final String EXTENSION_POINT_ID = "errorCustomizer"; //$NON-NLS-1$ |
| protected static final String tagName = EXTENSION_POINT_ID; |
| |
| /** |
| * Read from plugin registry for the errorcustomizer extension. |
| */ |
| public void readRegistry() |
| { |
| IExtensionRegistry pluginRegistry = Platform.getExtensionRegistry(); |
| IExtensionPoint point = pluginRegistry.getExtensionPoint(PLUGIN_ID, EXTENSION_POINT_ID); |
| if (point != null) |
| { |
| IConfigurationElement[] elements = point.getConfigurationElements(); |
| for (int i = 0; i < elements.length; i++) |
| { |
| readElement(elements[i]); |
| } |
| } |
| } |
| |
| /** |
| * readElement() - parse and deal with an extension like: |
| * |
| * <extension point="org.eclipse.wst.xml.core.errorCustomizer" |
| * id="specificErrorCustomizer" |
| * name="Specific Error Customizer"> |
| * <errorCustomizer |
| * namespace="http://specificnamespace" |
| * class="org.eclipse.wst.xml.core.MySpecificErrorCustomizer/> |
| * </extension> |
| */ |
| protected void readElement(IConfigurationElement element) |
| { |
| if (element.getName().equals(tagName)) |
| { |
| String errorCustomizerClass = element.getAttribute(ATT_CLASS); |
| String namespace = element.getAttribute(ATT_NAMESPACE); |
| |
| if (errorCustomizerClass != null) |
| { |
| try |
| { |
| Bundle pluginBundle = Platform.getBundle(element.getDeclaringExtension().getContributor().getName()); |
| ErrorMessageCustomizerDelegate delegate = new ErrorMessageCustomizerDelegate(pluginBundle, errorCustomizerClass); |
| ErrorCustomizationRegistry.getInstance().addErrorMessageCustomizer(namespace, delegate); |
| } |
| catch (Exception e) |
| { |
| } |
| } |
| } |
| } |
| } |