diff options
Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/resource/xml/JpaXmlResource.java')
| -rw-r--r-- | jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/resource/xml/JpaXmlResource.java | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/resource/xml/JpaXmlResource.java b/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/resource/xml/JpaXmlResource.java deleted file mode 100644 index b17102f77b..0000000000 --- a/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/resource/xml/JpaXmlResource.java +++ /dev/null @@ -1,305 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2007, 2010 Oracle. 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: - * Oracle - initial API and implementation - ******************************************************************************/ -package org.eclipse.jpt.core.resource.xml; - -import java.io.IOException; -import java.util.Collections; - -import org.eclipse.core.resources.IFile; -import org.eclipse.core.resources.IProject; -import org.eclipse.core.resources.ResourcesPlugin; -import org.eclipse.core.runtime.Path; -import org.eclipse.core.runtime.content.IContentType; -import org.eclipse.emf.common.notify.Adapter; -import org.eclipse.emf.common.notify.Notification; -import org.eclipse.emf.common.util.EList; -import org.eclipse.emf.common.util.URI; -import org.eclipse.emf.ecore.EObject; -import org.eclipse.emf.ecore.resource.Resource; -import org.eclipse.jem.util.emf.workbench.WorkbenchResourceHelperBase; -import org.eclipse.jem.util.plugin.JEMUtilPlugin; -import org.eclipse.jpt.core.JpaResourceModel; -import org.eclipse.jpt.core.JpaResourceModelListener; -import org.eclipse.jpt.core.JpaResourceType; -import org.eclipse.jpt.core.JptCorePlugin; -import org.eclipse.jpt.utility.internal.ListenerList; -import org.eclipse.jpt.utility.internal.StringTools; -import org.eclipse.jst.j2ee.internal.xml.J2EEXmlDtDEntityResolver; -import org.eclipse.wst.common.internal.emf.resource.Renderer; -import org.eclipse.wst.common.internal.emf.resource.Translator; -import org.eclipse.wst.common.internal.emf.resource.TranslatorResourceImpl; -import org.xml.sax.EntityResolver; - -/** - * Provisional API: This interface is part of an interim API that is still - * under development and expected to change significantly before reaching - * stability. It is available at this early stage to solicit feedback from - * pioneering adopters on the understanding that any code that uses this API - * will almost certainly be broken (repeatedly) as the API evolves. - * - * @version 2.3 - * @since 2.2 - */ -public class JpaXmlResource - extends TranslatorResourceImpl - implements JpaResourceModel -{ - /** - * cache the content type - if the content type changes, the JPA project - * will throw out the JPA file holding the xml resource and build a new one - */ - protected final IContentType contentType; - - protected final Translator rootTranslator; - - protected final ListenerList<JpaResourceModelListener> resourceModelListenerList = - new ListenerList<JpaResourceModelListener>(JpaResourceModelListener.class); - - - public JpaXmlResource(URI uri, Renderer renderer, IContentType contentType, Translator rootTranslator) { - super(uri, renderer); - this.contentType = contentType; - this.rootTranslator = rootTranslator; - } - - public IContentType getContentType() { - return this.contentType; - } - - public String getVersion() { - JpaRootEObject root = this.getRootObject(); - return (root == null) ? null : root.getVersion(); - } - - - // ********** BasicNotifierImpl override ********** - - /** - * Override to fire notification only when:<ul> - * <li>the resource's state has actually changed; and - * <li>the resource is loaded; and - * <li>the resource's resource set is still present (EMF will fire an - * notification when the resource set is set to 'null', just before - * the resource is "unloaded" - we want to swallow this notification) - * </ul> - */ - @Override - public void eNotify(Notification notification) { - // unload events can happen before the resource set is removed - should always react to unload events - if (this.loadedFlagCleared(notification)) { - super.eNotify(notification); - if (this.isReverting()) { - this.resourceModelReverted(); - } else { - this.resourceModelUnloaded(); - } - } - else if ( ! notification.isTouch() && this.isLoaded() && (this.resourceSet != null)) { - super.eNotify(notification); - this.resourceModelChanged(); - } - } - - /** - * Return whether the specified notification indicates the resource has been - * unloaded. - * we could use this method to suppress some notifications; or we could just - * check whether 'resourceSet' is 'null' (which is what we do) - */ - protected boolean loadedFlagCleared(Notification notification) { - return (notification.getNotifier() == this) && - (notification.getEventType() == Notification.SET) && - (notification.getFeatureID(Resource.class) == RESOURCE__IS_LOADED) && - ( ! notification.getNewBooleanValue()); - } - - /** - * Return whether the specified notification indicates the resource's - * resource set was cleared. - * We could use this method to suppress some resource set notifications; - * or we could just check whether <code>resourceSet</code> is - * <code>null</code> (which is what we do)/ - */ - protected boolean resultSetCleared(Notification notification) { - return (notification.getNotifier() == this) && - (notification.getEventType() == Notification.SET) && - (notification.getFeatureID(Resource.class) == RESOURCE__RESOURCE_SET) && - (notification.getNewValue() == null); - } - - - // ********** TranslatorResource implementation ********** - - /** - * only applicable for DTD-based files - */ - public String getDoctype() { - return null; - } - - public Translator getRootTranslator() { - return this.rootTranslator; - } - - - // ********** TranslatorResourceImpl implementation ********** - - /** - * only applicable for DTD-based files - */ - @Override - protected String getDefaultPublicId() { - return null; - } - - /** - * only applicable for DTD-based files - */ - @Override - protected String getDefaultSystemId() { - return null; - } - - /** - * this seems to be the default version of the spec for this doc - * and the id 10 maps to the version 1.0 - */ - @Override - protected int getDefaultVersionID() { - return 10; - } - - @Override - public JpaRootEObject getRootObject() { - EObject root = super.getRootObject(); - try { - return (JpaRootEObject) root; - } catch (ClassCastException ex) { - throw new IllegalStateException("The root object of a JPA XML resource must implement JpaRootEObject: " + root, ex); //$NON-NLS-1$ - } - } - - //296544 - override this to avoid internet access finding the schema during tests - @Override - public EntityResolver getEntityResolver() { - return J2EEXmlDtDEntityResolver.INSTANCE; - } - - - // ********** convenience methods ********** - - public boolean fileExists() { - return this.getFile().exists(); - } - - public IFile getFile() { - IFile file = this.getFile(this.uri); - return (file != null) ? file : this.getConvertedURIFile(); - } - - protected IFile getConvertedURIFile() { - if (this.resourceSet == null) { - return null; - } - URI convertedURI = this.resourceSet.getURIConverter().normalize(this.uri); - return this.uri.equals(convertedURI) ? null : this.getFile(convertedURI); - } - - /** - * Return the Eclipse file for the specified URI. - * This URI is assumed to be absolute in the following format: - * platform:/resource/.... - */ - protected IFile getFile(URI fileURI) { - if ( ! WorkbenchResourceHelperBase.isPlatformResourceURI(fileURI)) { - return null; - } - String fileName = URI.decode(fileURI.path()).substring(JEMUtilPlugin.PLATFORM_RESOURCE.length() + 1); - return ResourcesPlugin.getWorkspace().getRoot().getFile(new Path(fileName)); - } - - public IProject getProject() { - return this.getFile().getProject(); - } - - public void modify(Runnable runnable) { - try { - runnable.run(); - try { - save(Collections.EMPTY_MAP); - } catch (IOException ex) { - JptCorePlugin.log(ex); - } - } catch (Exception ex) { - JptCorePlugin.log(ex); - } - } - - @Override - public String toString() { - // implementation in TranslatorResourceImpl is a bit off... - return StringTools.buildToStringFor(this, this.getURI()); - } - - - // ********** JpaResourceModel implementation ********** - - public JpaResourceType getResourceType() { - if (this.contentType == null) { - return null; - } - String version = this.getVersion(); - return (version == null) ? null : new JpaResourceType(this.contentType, version); - } - - public void addResourceModelListener(JpaResourceModelListener listener) { - this.resourceModelListenerList.add(listener); - } - - public void removeResourceModelListener(JpaResourceModelListener listener) { - this.resourceModelListenerList.remove(listener); - } - - - // ********** listener notifications ********** - - protected void resourceModelChanged() { - for (JpaResourceModelListener listener : this.resourceModelListenerList.getListeners()) { - listener.resourceModelChanged(this); - } - } - - protected void resourceModelReverted() { - for (JpaResourceModelListener listener : this.resourceModelListenerList.getListeners()) { - listener.resourceModelReverted(this); - } - } - - protected void resourceModelUnloaded() { - for (JpaResourceModelListener listener : this.resourceModelListenerList.getListeners()) { - listener.resourceModelUnloaded(this); - } - } - - - // ********** cast things back to what they are in EMF ********** - - @SuppressWarnings("unchecked") - @Override - public EList<Adapter> eAdapters() { - return super.eAdapters(); - } - - @SuppressWarnings("unchecked") - @Override - public EList<EObject> getContents() { - return super.getContents(); - } -} |