| /******************************************************************************* |
| * Copyright (c) 2008 Chase Technology Ltd - http://www.chasetechnology.co.uk |
| * 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: |
| * Doug Satchwell (Chase Technology Ltd) - initial API and implementation |
| * David Carver (STAR) - bug 261588 - Add Edit Namespace support for XPath view |
| *******************************************************************************/ |
| package org.eclipse.wst.xml.xpath.ui.internal; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.jface.text.templates.ContextTypeRegistry; |
| import org.eclipse.jface.text.templates.persistence.TemplateStore; |
| import org.eclipse.ui.editors.text.templates.ContributionContextTypeRegistry; |
| import org.eclipse.ui.editors.text.templates.ContributionTemplateStore; |
| import org.eclipse.ui.plugin.AbstractUIPlugin; |
| import org.eclipse.wst.xml.core.internal.contentmodel.util.NamespaceInfo; |
| import org.eclipse.wst.xml.core.internal.contentmodel.util.NamespaceTable; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMDocument; |
| import org.osgi.framework.BundleContext; |
| |
| /** |
| * The activator class controls the plug-in life cycle |
| */ |
| public class XPathUIPlugin extends AbstractUIPlugin { |
| |
| // The plug-in ID |
| public static final String PLUGIN_ID = "org.eclipse.wst.xml.xpath.ui"; |
| |
| // The shared instance |
| private static XPathUIPlugin plugin; |
| |
| /** |
| * The template store for xpath. |
| */ |
| private TemplateStore fXPathTemplateStore; |
| |
| /** |
| * The template context type registry for xpath. |
| */ |
| private ContributionContextTypeRegistry fXPathContextTypeRegistry; |
| |
| private Map<String, List<NamespaceInfo>> namespaceInfo = new ConcurrentHashMap<String, List<NamespaceInfo>>(); |
| |
| |
| /** |
| * The constructor |
| */ |
| public XPathUIPlugin() { |
| super(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * org.eclipse.core.runtime.Plugins#start(org.osgi.framework.BundleContext) |
| */ |
| public void start(BundleContext context) throws Exception { |
| super.start(context); |
| plugin = this; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * org.eclipse.core.runtime.Plugin#stop(org.osgi.framework.BundleContext) |
| */ |
| public void stop(BundleContext context) throws Exception { |
| plugin = null; |
| super.stop(context); |
| } |
| |
| /** |
| * Returns the shared instance |
| * |
| * @return the shared instance |
| */ |
| public static XPathUIPlugin getDefault() { |
| return plugin; |
| } |
| |
| public static void log(Exception e) { |
| getDefault().getLog().log( |
| new Status(IStatus.ERROR, PLUGIN_ID, 0, "", e)); //$NON-NLS-1$ |
| } |
| |
| public static void log(CoreException e) { |
| getDefault().getLog().log(e.getStatus()); |
| } |
| |
| /** |
| * Returns the template store for the xpath templates. |
| * |
| * @return the template store for the xpath templates |
| */ |
| public TemplateStore getXPathTemplateStore() { |
| if (fXPathTemplateStore == null) { |
| fXPathTemplateStore = new ContributionTemplateStore( |
| getXPathTemplateContextRegistry(), getPreferenceStore(), |
| "org.eclipse.wst.xml.xpath.ui.xpath_custom_templates"); //$NON-NLS-1$ |
| try { |
| fXPathTemplateStore.load(); |
| } catch (IOException e) { |
| } |
| } |
| return fXPathTemplateStore; |
| } |
| |
| /** |
| * Returns the template context type registry for xpath |
| * |
| * @return the template context type registry for xpath |
| */ |
| public ContextTypeRegistry getXPathTemplateContextRegistry() { |
| if (fXPathContextTypeRegistry == null) { |
| ContributionContextTypeRegistry registry = new ContributionContextTypeRegistry(); |
| registry.addContextType("xsl_xpath"); //$NON-NLS-1$ |
| registry.addContextType("xpath_operator"); //$NON-NLS-1$ |
| registry.addContextType("xpath_axis"); //$NON-NLS-1$ |
| registry.addContextType("exslt_function"); //$NON-NLS-1$ |
| registry.addContextType("xpath_2"); //$NON-NLS-1$ |
| registry.addContextType("extension_function"); //$NON-NLS-1$ |
| fXPathContextTypeRegistry = registry; |
| } |
| |
| return fXPathContextTypeRegistry; |
| } |
| |
| public void setNamespaceInfo(Map<String, List<NamespaceInfo>> namespaceInfo) { |
| this.namespaceInfo = namespaceInfo; |
| } |
| |
| public Map<String, List<NamespaceInfo>> getNamespaceInfo() { |
| return namespaceInfo; |
| } |
| |
| public List<NamespaceInfo> getNamespaceInfo(IDOMDocument document) { |
| XPathUIPlugin plugin = XPathUIPlugin.getDefault(); |
| String modelID = document.getModel().getId(); |
| Map<String, List<NamespaceInfo>> namespaceInfo = plugin.getNamespaceInfo(); |
| List<NamespaceInfo> info = namespaceInfo.get(modelID); |
| |
| if (info == null) { |
| if (document.getDocumentElement() != null) { |
| info = new ArrayList<NamespaceInfo>(); |
| NamespaceTable namespaceTable = new NamespaceTable(document); |
| namespaceTable.visitElement(document.getDocumentElement()); |
| Collection<?> namespaces = namespaceTable |
| .getNamespaceInfoCollection(); |
| info.addAll((Collection<NamespaceInfo>) namespaces); |
| namespaceInfo.put(modelID, info); |
| plugin.setNamespaceInfo(namespaceInfo); |
| |
| ensureDefault(namespaceTable, "xs", "http://www.w3.org/2001/XMLSchema"); |
| } |
| } |
| return info; |
| } |
| |
| private void ensureDefault(NamespaceTable namespaceTable, String prefix, |
| String uri) { |
| if (namespaceTable.getURIForPrefix(prefix) == null) namespaceTable.addNamespaceInfo(prefix, uri, null); |
| } |
| |
| } |