diff options
Diffstat (limited to 'jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/designtime/internal/view/model/jsp/persistence/PersistedDataTagStrategy.java')
| -rw-r--r-- | jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/designtime/internal/view/model/jsp/persistence/PersistedDataTagStrategy.java | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/designtime/internal/view/model/jsp/persistence/PersistedDataTagStrategy.java b/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/designtime/internal/view/model/jsp/persistence/PersistedDataTagStrategy.java deleted file mode 100644 index 6c95f0274..000000000 --- a/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/designtime/internal/view/model/jsp/persistence/PersistedDataTagStrategy.java +++ /dev/null @@ -1,257 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2001, 2008 Oracle 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: - * Oracle Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.jst.jsf.designtime.internal.view.model.jsp.persistence; - -import java.io.IOException; -import java.util.HashMap; -import java.util.Map; -import java.util.concurrent.atomic.AtomicBoolean; - -import org.eclipse.core.resources.IProject; -import org.eclipse.jst.jsf.common.runtime.internal.view.model.common.ITagElement; -import org.eclipse.jst.jsf.core.internal.JSFCorePlugin; -import org.eclipse.jst.jsf.core.internal.JSFCoreTraceOptions; -import org.eclipse.jst.jsf.designtime.internal.Messages; -import org.eclipse.jst.jsf.designtime.internal.view.model.jsp.JSPTagResolvingStrategy; -import org.eclipse.jst.jsf.designtime.internal.view.model.jsp.TLDNamespace; -import org.eclipse.jst.jsf.designtime.internal.view.model.jsp.TLDTagElement; -import org.eclipse.jst.jsp.core.internal.contentmodel.tld.provisional.TLDDocument; -import org.eclipse.jst.jsp.core.internal.contentmodel.tld.provisional.TLDElementDeclaration; -import org.eclipse.wst.xml.core.internal.contentmodel.CMDocument; - -/** - * @author cbateman - * - */ -public class PersistedDataTagStrategy extends JSPTagResolvingStrategy -{ - /** - * the identifier of this strategy - */ - public final static String ID = "org.eclipse.jst.jsf.designtime.PersistedDataTagStrategy"; //$NON-NLS-1$ - /** - * the display name - */ - public final static String DISPLAY_NAME = Messages.PersistedDataTagStrategy_DisplayName; - - private final IProject _project; - private final TagRepository _repository; - private Map<String, SerializableTLDNamespace> _namespaces; - private final transient AtomicBoolean _reentrancyFlag = new AtomicBoolean( - false); - - /** - * @return the descriptor for this resolver strategy - */ - public static StrategyDescriptor createDescriptor() - { - return new StrategyDescriptor(ID, DISPLAY_NAME); - } - - /** - * @param project - */ - public PersistedDataTagStrategy(final IProject project) - { - _project = project; - _repository = new TagRepository(_project); - } - - /** - * - */ - public void init() - { - if (JSFCoreTraceOptions.TRACE_JSPTAGPERSISTENCE) - { - JSFCoreTraceOptions - .log("Initializing PersistedDataTagStrategy for project: " //$NON-NLS-1$ - + _project.toString()); - } - try - { - _namespaces = _repository.load(); - return; - } - catch (final IOException e) - { - JSFCorePlugin - .log(e, - "JSP tag registry cached failed to load. Strategy will not be used"); //$NON-NLS-1$ - } - catch (final ClassNotFoundException e) - { - JSFCorePlugin - .log(e, - "JSP tag registry cached failed to load. Strategy will not be used"); //$NON-NLS-1$ - } - _namespaces = new HashMap<String, SerializableTLDNamespace>(); - } - - /** - * @param namespace - * @throws ClassNotFoundException - * @throws IOException - */ - public void save(final Map<String, TLDNamespace> namespace) - throws IOException, ClassNotFoundException - { - if (JSFCoreTraceOptions.TRACE_JSPTAGPERSISTENCE) - { - JSFCoreTraceOptions - .log("Saving PersistedDataTagStrategy for project: " //$NON-NLS-1$ - + _project.toString()); - } - - // namespace is considered authoritative for every key it contains - // so copy them all in. However, preserve anything in our own namespace - // map not found in namespace - for (final Map.Entry<String, TLDNamespace> namespaceEntry : namespace - .entrySet()) - { - final TLDNamespace ns = namespaceEntry.getValue(); - final String nsName = namespaceEntry.getKey(); - final SerializableTLDNamespace myNs = _namespaces.get(nsName); - - if (myNs == null) - { - if (JSFCoreTraceOptions.TRACE_JSPTAGPERSISTENCE) - { - JSFCoreTraceOptions.log(String.format( - "Adding namespace %s for project", ns.getNSUri(), //$NON-NLS-1$ - _project.toString())); - } - - _namespaces.put(nsName, new SerializableTLDNamespace(ns)); - } - else - { - if (JSFCoreTraceOptions.TRACE_JSPTAGPERSISTENCE) - { - JSFCoreTraceOptions.log(String.format( - "Updating namespace %s for project", ns.getNSUri(), //$NON-NLS-1$ - _project.toString())); - } - - for (final Map.Entry<String, ITagElement> elementEntry : ns - .getCurrentElements().entrySet()) - { - if (JSFCoreTraceOptions.TRACE_JSPTAGPERSISTENCE) - { - JSFCoreTraceOptions.log(String.format( - "Putting element %s", elementEntry.getKey())); //$NON-NLS-1$ - } - myNs.put(elementEntry.getKey(), elementEntry.getValue()); - } - } - } - - _repository.save(_namespaces); - } - - @Override - public ITagElement resolve(final TLDElementDeclaration element) - { - if (JSFCoreTraceOptions.TRACE_JSPTAGPERSISTENCE) - { - JSFCoreTraceOptions.log(String.format( - "Attempting to resolve element %s for project %s", element //$NON-NLS-1$ - .getElementName(), _project)); - } - - try - { - if (!_reentrancyFlag.compareAndSet(false, true)) - { - throw new IllegalStateException("Reentrant call to resolve"); //$NON-NLS-1$ - } - - final String uri = getUri(element); - final String tagName = element.getElementName(); - - if (uri != null && tagName != null) - { - final SerializableTLDNamespace ns = _namespaces.get(uri); - - if (ns != null) - { - final ITagElement tagElement = ns.getViewElement(tagName); - - if (tagElement instanceof TLDTagElement) - { - if (JSFCoreTraceOptions.TRACE_JSPTAGPERSISTENCE) - { - JSFCoreTraceOptions.log(String.format( - "Resolved element %s for project %s", //$NON-NLS-1$ - element.getElementName(), _project)); - } - return tagElement; - } - } - } - return getNotFoundIndicator(); - } - finally - { - _reentrancyFlag.set(false); - } - } - - /** - * Clears all cached data and removes it permanently from disk. - */ - public void clear() - { - if (JSFCoreTraceOptions.TRACE_JSPTAGPERSISTENCE) - { - JSFCoreTraceOptions.log(String.format( - "Flushing all data for project %s", _project)); //$NON-NLS-1$ - } - - try - { - _repository.clearAll(); - } - catch (IOException e) - { - JSFCorePlugin.log(e, "Failure during cache flushing on project: " //$NON-NLS-1$ - + _project); - } - catch (ClassNotFoundException e) - { - JSFCorePlugin.log(e, "Failure during cache flushing on project: " //$NON-NLS-1$ - + _project); - } - _namespaces.clear(); - } - - public String getDisplayName() - { - return DISPLAY_NAME; - } - - private static String getUri(final TLDElementDeclaration element) - { - final CMDocument owner = element.getOwnerDocument(); - - if (owner instanceof TLDDocument) - { - return ((TLDDocument) owner).getUri(); - } - return null; - } - - @Override - public String getId() - { - return ID; - } -} |