Skip to main content
summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/resource/ResourceLocatorManager.java')
-rw-r--r--jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/resource/ResourceLocatorManager.java164
1 files changed, 0 insertions, 164 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/resource/ResourceLocatorManager.java b/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/resource/ResourceLocatorManager.java
deleted file mode 100644
index b3156193b5..0000000000
--- a/jpa/plugins/org.eclipse.jpt.core/src/org/eclipse/jpt/core/internal/resource/ResourceLocatorManager.java
+++ /dev/null
@@ -1,164 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 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.internal.resource;
-
-import static org.eclipse.jpt.core.internal.XPointUtil.*;
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
-import java.util.TreeSet;
-import org.eclipse.core.expressions.Expression;
-import org.eclipse.core.expressions.ExpressionConverter;
-import org.eclipse.core.resources.IProject;
-import org.eclipse.core.runtime.CoreException;
-import org.eclipse.core.runtime.IConfigurationElement;
-import org.eclipse.core.runtime.IExtension;
-import org.eclipse.core.runtime.IExtensionPoint;
-import org.eclipse.core.runtime.IExtensionRegistry;
-import org.eclipse.core.runtime.Platform;
-import org.eclipse.jpt.core.JptCorePlugin;
-import org.eclipse.jpt.core.internal.XPointUtil.XPointException;
-import org.eclipse.jpt.core.internal.resource.ResourceLocatorConfig.Priority;
-import org.eclipse.jpt.core.resource.ResourceLocator;
-import org.eclipse.jpt.utility.internal.KeyedSet;
-import org.eclipse.jpt.utility.internal.iterables.FilteringIterable;
-import org.eclipse.jpt.utility.internal.iterables.TransformationIterable;
-
-public class ResourceLocatorManager {
-
- public static final String EXTENSION_POINT_ID = "resourceLocators";
- public static final String QUALIFIED_EXTENSION_POINT_ID = JptCorePlugin.PLUGIN_ID_ + EXTENSION_POINT_ID;
- public static final String RESOURCE_LOCATOR_ELEMENT = "resourceLocator";
- public static final String ID_ATTRIBUTE = "id";
- public static final String CLASS_ATTRIBUTE = "class";
- public static final String PRIORITY_ATTRIBUTE = "priority";
- public static final String ENABLEMENT_ELEMENT = "enablement";
-
-
- private static ResourceLocatorManager INSTANCE = new ResourceLocatorManager();
-
-
- public static ResourceLocatorManager instance() {
- return INSTANCE;
- }
-
-
- private KeyedSet<String, ResourceLocatorConfig> resourceLocatorConfigs;
-
-
- private ResourceLocatorManager() {
- this.resourceLocatorConfigs = new KeyedSet<String, ResourceLocatorConfig>();
- readExtensions();
- }
-
-
- /**
- * Return the {@link ResourceLocator} of highest priority that is acceptable
- * for the given project
- */
- public ResourceLocator getResourceLocator(final IProject project) {
- Iterator<ResourceLocator> stream = new FilteringIterable<ResourceLocator>(
- new TransformationIterable<ResourceLocatorConfig, ResourceLocator>(
- new FilteringIterable<ResourceLocatorConfig>(
- new TreeSet<ResourceLocatorConfig>(this.resourceLocatorConfigs.getItemSet())) {
- @Override
- protected boolean accept(ResourceLocatorConfig o) {
- return o.isEnabledFor(project);
- }
- }) {
- @Override
- protected ResourceLocator transform(ResourceLocatorConfig o) {
- return o.getResourceLocator();
- }
- }) {
- @Override
- protected boolean accept(ResourceLocator o) {
- return o != null;
- }
- }.iterator();
- return (stream.hasNext()) ? stream.next() : null;
- }
-
- private void readExtensions() {
- final IExtensionRegistry registry = Platform.getExtensionRegistry();
-
- final IExtensionPoint xpoint
- = registry.getExtensionPoint(JptCorePlugin.PLUGIN_ID, EXTENSION_POINT_ID);
-
- if (xpoint == null) {
- throw new IllegalStateException();
- }
-
- final List<IConfigurationElement> configs = new ArrayList<IConfigurationElement>();
-
- for (IExtension extension : xpoint.getExtensions()) {
- for (IConfigurationElement element : extension.getConfigurationElements()) {
- configs.add(element);
- }
- }
-
- for (IConfigurationElement element : configs) {
- if (element.getName().equals(RESOURCE_LOCATOR_ELEMENT)) {
- readExtension(element);
- }
- }
- }
-
- private void readExtension(IConfigurationElement element) {
- try {
- final ResourceLocatorConfig rlConfig = new ResourceLocatorConfig();
-
- // plug-in id
- rlConfig.setPluginId(element.getContributor().getName());
-
- // resource locator id
- rlConfig.setId(findRequiredAttribute(element, ID_ATTRIBUTE));
-
- if (this.resourceLocatorConfigs.containsKey(rlConfig.getId())) {
- logDuplicateExtension(QUALIFIED_EXTENSION_POINT_ID, ID_ATTRIBUTE, rlConfig.getId());
- throw new XPointException();
- }
-
- // resource locator class name
- rlConfig.setClassName(findRequiredAttribute(element, CLASS_ATTRIBUTE));
-
- // priority
- String priorityString = element.getAttribute(PRIORITY_ATTRIBUTE).trim();
- Priority priority = Priority.get(priorityString);
- if (priority == null) {
- logInvalidValue(element, PRIORITY_ATTRIBUTE, priorityString);
- throw new XPointException();
- }
- rlConfig.setPriority(priority);
-
- // enablement
- for (IConfigurationElement child : element.getChildren()) {
- String childName = child.getName();
- if (childName.equals(ENABLEMENT_ELEMENT)) {
- Expression expr;
- try {
- expr = ExpressionConverter.getDefault().perform(child);
- }
- catch (CoreException e) {
- log(e);
- throw new XPointException();
- }
- rlConfig.setEnablementCondition(expr);
- }
- }
-
- this.resourceLocatorConfigs.addItem(rlConfig.getId(), rlConfig);
- }
- catch (XPointException e) {
- // Ignore and continue. The problem has already been reported to the user
- // in the log.
- }
- }
-}

Back to the top