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Diffstat (limited to 'jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/metadata/internal/DomainLoadingStrategyRegistry.java')
-rw-r--r--jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/metadata/internal/DomainLoadingStrategyRegistry.java175
1 files changed, 0 insertions, 175 deletions
diff --git a/jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/metadata/internal/DomainLoadingStrategyRegistry.java b/jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/metadata/internal/DomainLoadingStrategyRegistry.java
deleted file mode 100644
index 12a5fd2e3..000000000
--- a/jsf/plugins/org.eclipse.jst.jsf.common/src/org/eclipse/jst/jsf/common/metadata/internal/DomainLoadingStrategyRegistry.java
+++ /dev/null
@@ -1,175 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2007 Oracle Corporation.
- * 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.jst.jsf.common.metadata.internal;
-
-import java.lang.reflect.InvocationTargetException;
-import java.util.HashMap;
-import java.util.Map;
-
-import org.eclipse.core.runtime.IConfigurationElement;
-import org.eclipse.core.runtime.IExtensionPoint;
-import org.eclipse.core.runtime.IExtensionRegistry;
-import org.eclipse.core.runtime.IStatus;
-import org.eclipse.core.runtime.Platform;
-import org.eclipse.jst.jsf.common.JSFCommonPlugin;
-
-
-/**
- * Registry of strategies used to load domains of metadata.
- * Uses the <code>org.eclipse.jst.jsf.common.domainLoadingStrategies</code> ext-pt to load.
- *
- * see <code>org.eclipse.jst.jsf.common.domainLoadingStrategies</code> ext-pt
- */
-public class DomainLoadingStrategyRegistry{
- private static DomainLoadingStrategyRegistry INSTANCE;
-
- private HashMap/*<String, DomainLoadingStrategyDescriptorImpl>*/ domainLoadingStrategyDescriptors;
-
-// public static final String TAGLIB_DOMAIN ="TagLibraryDomain"; //this does *not* belong here. FIX ME
-// public static final String TAGLIB_DOMAIN_SOURCE_HANDLER_ID = TAGLIB_DOMAIN + "SourceHandler";
-// public static final String TAGLIB_DOMAIN_TRANSLATOR = "com.foo.translators."+TAGLIB_DOMAIN + "Translator";
-
- private static final String EXTENSION_POINT_ID = "domainLoadingStrategies";
-
- private DomainLoadingStrategyRegistry(){
- init();
- }
-
- /**
- * @return singleton instance of the DomainLoadingStrategyRegistry
- */
- public synchronized static DomainLoadingStrategyRegistry getInstance() {
- if (INSTANCE == null){
- INSTANCE = new DomainLoadingStrategyRegistry();
- }
- return INSTANCE;
- }
-
- /**
- * Loads registry with descriptors from the domainLoadingStrategies ext-pt.
- */
- synchronized final void init(){
- IExtensionRegistry extensionRegistry = Platform.getExtensionRegistry();
- IExtensionPoint point = extensionRegistry.getExtensionPoint(JSFCommonPlugin.PLUGIN_ID, EXTENSION_POINT_ID );
- if (point != null) {
- IConfigurationElement[] elements = point.getConfigurationElements();
- for (int i = 0; i < elements.length; i++) {
- IConfigurationElement element = elements[i];
- DomainLoadingStrategyDescriptorImpl dls = new DomainLoadingStrategyDescriptorImpl(element);
- addDomainLoadingStrategyDescriptor(dls);
- }
- }
- }
-
- /**
- * Add domain loading strategy descriptor for a domain to the registry domains
- * @param strategy
- */
- protected void addDomainLoadingStrategyDescriptor(DomainLoadingStrategyDescriptorImpl strategy){
- getDescriptors().put(strategy.getDomain(), strategy);
- }
-
- /**
- * @param domain
- * @return an instance of an <code>IDomainLoadingStrategy</code> for the given domain
- */
- public IDomainLoadingStrategy getLoadingStrategy(String domain){
- DomainLoadingStrategyDescriptorImpl strategy = (DomainLoadingStrategyDescriptorImpl)getDescriptors().get(domain);
- if (strategy == null){
- return createDefaultLoadingStrategy();
- }
- return createLoadingStrategy(domain);
- }
-
-
- /**
- * @return strategy that will only use standard metadata files
- */
- private IDomainLoadingStrategy createDefaultLoadingStrategy() {
- return new DomainLoadingStrategy(null);
- }
-
- private IDomainLoadingStrategy createLoadingStrategy(String domain){
- return ((DomainLoadingStrategyDescriptorImpl)getDescriptors().get(domain)).newInstance();
- }
-
- private Map/*<String, DomainLoadingStrategyDescriptorImpl>*/ getDescriptors(){
- if (domainLoadingStrategyDescriptors == null){
- domainLoadingStrategyDescriptors = new HashMap/*<String, DomainLoadingStrategyDescriptorImpl>*/();
- }
- return domainLoadingStrategyDescriptors;
- }
-
- /**
- * Implementation of a DomainLoadingStrategy descriptor that is responsible for creating instances of the IDomainLoadingStrategy
- */
- private static class DomainLoadingStrategyDescriptorImpl {
- String domain;
- String loadingStrategyClassName;
- String bundleId;
- Class strategy;
- IConfigurationElement element;
-
- DomainLoadingStrategyDescriptorImpl(IConfigurationElement element){
- this.element = element;
- this.init();
- }
-
- private void init() {
- domain = element.getAttribute("domainId");
- bundleId = element.getContributor().getName();
- loadingStrategyClassName = element.getAttribute("domainLoadingStrategy");
- }
-
- /**
- * @return domain id
- */
- public String getDomain() {
- return domain;
- }
-
- /**
- * @return new instance of IDomainLoadingStrategy
- */
- public IDomainLoadingStrategy newInstance(){
- try {
- Class[] parameterTypes = new Class[]{String.class};
- Object[] initargs = new Object[]{domain};
- Object loader = this.getLoadingStrategy().getConstructor(parameterTypes).newInstance(initargs);
- if (loader instanceof IDomainLoadingStrategy)
- return (IDomainLoadingStrategy)loader;
- } catch (InstantiationException e) {
- JSFCommonPlugin.log(IStatus.ERROR, "Unable to instantiate IDomainLoadingStrategy for: "+ domain,e);
- } catch (IllegalAccessException e) {
- JSFCommonPlugin.log(IStatus.ERROR, "IllegalAccessException during creation of IDomainLoadingStrategy for: "+ domain,e);
- } catch (IllegalArgumentException e) {
- JSFCommonPlugin.log(IStatus.ERROR, "IllegalArgumentException during creation of IDomainLoadingStrategy for: "+ domain,e);
- } catch (SecurityException e) {
- JSFCommonPlugin.log(IStatus.ERROR, "SecurityException during creation of IDomainLoadingStrategy for: "+ domain,e);
- } catch (InvocationTargetException e) {
- JSFCommonPlugin.log(IStatus.ERROR, "InvocationTargetException during creation of IDomainLoadingStrategy for: "+ domain,e);
- } catch (NoSuchMethodException e) {
- JSFCommonPlugin.log(IStatus.ERROR, "NoSuchMethodException during creation of IDomainLoadingStrategy for: "+ domain,e);
- }
- return null;
- }
-
- private Class getLoadingStrategy() {
- if (strategy == null){
- strategy = JSFCommonPlugin.loadClass(loadingStrategyClassName, bundleId);
- }
- return strategy;
- }
-
- }
-
-} \ No newline at end of file

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