diff options
Diffstat (limited to 'target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/src/org/eclipse/tcf/te/runtime/statushandler/internal/StatusHandlerBindingExtensionPointManager.java')
-rw-r--r-- | target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/src/org/eclipse/tcf/te/runtime/statushandler/internal/StatusHandlerBindingExtensionPointManager.java | 314 |
1 files changed, 157 insertions, 157 deletions
diff --git a/target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/src/org/eclipse/tcf/te/runtime/statushandler/internal/StatusHandlerBindingExtensionPointManager.java b/target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/src/org/eclipse/tcf/te/runtime/statushandler/internal/StatusHandlerBindingExtensionPointManager.java index 7acbf8954..f39ba7168 100644 --- a/target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/src/org/eclipse/tcf/te/runtime/statushandler/internal/StatusHandlerBindingExtensionPointManager.java +++ b/target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/src/org/eclipse/tcf/te/runtime/statushandler/internal/StatusHandlerBindingExtensionPointManager.java @@ -1,157 +1,157 @@ -/*******************************************************************************
- * Copyright (c) 2011, 2012 Wind River Systems, Inc. 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:
- * Wind River Systems - initial API and implementation
- *******************************************************************************/
-package org.eclipse.tcf.te.runtime.statushandler.internal;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.List;
-
-import org.eclipse.core.expressions.EvaluationContext;
-import org.eclipse.core.expressions.EvaluationResult;
-import org.eclipse.core.expressions.Expression;
-import org.eclipse.core.runtime.CoreException;
-import org.eclipse.core.runtime.IConfigurationElement;
-import org.eclipse.core.runtime.IStatus;
-import org.eclipse.core.runtime.Platform;
-import org.eclipse.core.runtime.Status;
-import org.eclipse.tcf.te.runtime.extensions.AbstractExtensionPointManager;
-import org.eclipse.tcf.te.runtime.extensions.ExecutableExtensionProxy;
-import org.eclipse.tcf.te.runtime.statushandler.activator.CoreBundleActivator;
-
-
-/**
- * Status handler binding extension point manager implementation.
- */
-public class StatusHandlerBindingExtensionPointManager extends AbstractExtensionPointManager<StatusHandlerBinding> {
-
- /*
- * Thread save singleton instance creation.
- */
- private static class LazyInstance {
- public static StatusHandlerBindingExtensionPointManager instance = new StatusHandlerBindingExtensionPointManager();
- }
-
- /**
- * Constructor.
- */
- StatusHandlerBindingExtensionPointManager() {
- super();
- }
-
- /**
- * Returns the singleton instance of the extension point manager.
- */
- public static StatusHandlerBindingExtensionPointManager getInstance() {
- return LazyInstance.instance;
- }
-
- /* (non-Javadoc)
- * @see org.eclipse.tcf.te.runtime.extensions.AbstractExtensionPointManager#getExtensionPointId()
- */
- @Override
- protected String getExtensionPointId() {
- return "org.eclipse.tcf.te.runtime.statushandler.bindings"; //$NON-NLS-1$
- }
-
- /* (non-Javadoc)
- * @see org.eclipse.tcf.te.runtime.extensions.AbstractExtensionPointManager#getConfigurationElementName()
- */
- @Override
- protected String getConfigurationElementName() {
- return "binding"; //$NON-NLS-1$
- }
-
- /* (non-Javadoc)
- * @see org.eclipse.tcf.te.runtime.extensions.AbstractExtensionPointManager#doCreateExtensionProxy(org.eclipse.core.runtime.IConfigurationElement)
- */
- @Override
- protected ExecutableExtensionProxy<StatusHandlerBinding> doCreateExtensionProxy(IConfigurationElement element) throws CoreException {
- return new ExecutableExtensionProxy<StatusHandlerBinding>(element) {
- /* (non-Javadoc)
- * @see org.eclipse.tcf.te.runtime.extensions.ExecutableExtensionProxy#newInstance()
- */
- @Override
- public StatusHandlerBinding newInstance() {
- StatusHandlerBinding instance = new StatusHandlerBinding();
- try {
- instance.setInitializationData(getConfigurationElement(), null, null);
- } catch (CoreException e) {
- IStatus status = new Status(IStatus.ERROR, CoreBundleActivator.getUniqueIdentifier(),
- e.getLocalizedMessage(), e);
- Platform.getLog(CoreBundleActivator.getContext().getBundle()).log(status);
- }
- return instance;
- }
- };
- }
-
- /**
- * Returns the applicable status handler bindings for the given handler context.
- *
- * @param context The handler context or <code>null</code>.
- * @return The list of applicable editor page bindings or an empty array.
- */
- public StatusHandlerBinding[] getApplicableBindings(Object context) {
- List<StatusHandlerBinding> applicable = new ArrayList<StatusHandlerBinding>();
-
- for (StatusHandlerBinding binding : getBindings()) {
- Expression enablement = binding.getEnablement();
-
- // The binding is applicable by default if no expression is specified.
- boolean isApplicable = enablement == null;
-
- if (enablement != null) {
- if (context != null) {
- // Set the default variable to the handler context.
- EvaluationContext evalContext = new EvaluationContext(null, context);
- evalContext.addVariable("context", context); //$NON-NLS-1$
- // Allow plugin activation
- evalContext.setAllowPluginActivation(true);
- // Evaluate the expression
- try {
- isApplicable = enablement.evaluate(evalContext).equals(EvaluationResult.TRUE);
- } catch (CoreException e) {
- IStatus status = new Status(IStatus.ERROR, CoreBundleActivator.getUniqueIdentifier(),
- e.getLocalizedMessage(), e);
- Platform.getLog(CoreBundleActivator.getContext().getBundle()).log(status);
- }
- } else {
- // The enablement is false by definition if no handler context is given.
- isApplicable = false;
- }
- }
-
- // Add the binding if applicable
- if (isApplicable) {
- applicable.add(binding);
- }
- }
-
- return applicable.toArray(new StatusHandlerBinding[applicable.size()]);
- }
-
- /**
- * Returns the list of all contributed status handler bindings.
- *
- * @return The list of contributed status handler bindings, or an empty array.
- */
- public StatusHandlerBinding[] getBindings() {
- List<StatusHandlerBinding> contributions = new ArrayList<StatusHandlerBinding>();
- Collection<ExecutableExtensionProxy<StatusHandlerBinding>> statusHandlerBindings = getExtensions().values();
- for (ExecutableExtensionProxy<StatusHandlerBinding> statusHandlerBinding : statusHandlerBindings) {
- StatusHandlerBinding instance = statusHandlerBinding.getInstance();
- if (instance != null && !contributions.contains(instance)) {
- contributions.add(instance);
- }
- }
-
- return contributions.toArray(new StatusHandlerBinding[contributions.size()]);
- }
-}
+/******************************************************************************* + * Copyright (c) 2011, 2014 Wind River Systems, Inc. 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: + * Wind River Systems - initial API and implementation + *******************************************************************************/ +package org.eclipse.tcf.te.runtime.statushandler.internal; + +import java.util.ArrayList; +import java.util.Collection; +import java.util.List; + +import org.eclipse.core.expressions.EvaluationContext; +import org.eclipse.core.expressions.EvaluationResult; +import org.eclipse.core.expressions.Expression; +import org.eclipse.core.runtime.CoreException; +import org.eclipse.core.runtime.IConfigurationElement; +import org.eclipse.core.runtime.IStatus; +import org.eclipse.core.runtime.Platform; +import org.eclipse.core.runtime.Status; +import org.eclipse.tcf.te.runtime.extensions.AbstractExtensionPointManager; +import org.eclipse.tcf.te.runtime.extensions.ExecutableExtensionProxy; +import org.eclipse.tcf.te.runtime.statushandler.activator.CoreBundleActivator; + + +/** + * Status handler binding extension point manager implementation. + */ +public class StatusHandlerBindingExtensionPointManager extends AbstractExtensionPointManager<StatusHandlerBinding> { + + /* + * Thread save singleton instance creation. + */ + private static class LazyInstance { + public static StatusHandlerBindingExtensionPointManager instance = new StatusHandlerBindingExtensionPointManager(); + } + + /** + * Constructor. + */ + StatusHandlerBindingExtensionPointManager() { + super(); + } + + /** + * Returns the singleton instance of the extension point manager. + */ + public static StatusHandlerBindingExtensionPointManager getInstance() { + return LazyInstance.instance; + } + + /* (non-Javadoc) + * @see org.eclipse.tcf.te.runtime.extensions.AbstractExtensionPointManager#getExtensionPointId() + */ + @Override + protected String getExtensionPointId() { + return "org.eclipse.tcf.te.runtime.statushandler.bindings"; //$NON-NLS-1$ + } + + /* (non-Javadoc) + * @see org.eclipse.tcf.te.runtime.extensions.AbstractExtensionPointManager#getConfigurationElementName() + */ + @Override + protected String getConfigurationElementName() { + return "binding"; //$NON-NLS-1$ + } + + /* (non-Javadoc) + * @see org.eclipse.tcf.te.runtime.extensions.AbstractExtensionPointManager#doCreateExtensionProxy(org.eclipse.core.runtime.IConfigurationElement) + */ + @Override + protected ExecutableExtensionProxy<StatusHandlerBinding> doCreateExtensionProxy(IConfigurationElement element) throws CoreException { + return new ExecutableExtensionProxy<StatusHandlerBinding>(element) { + /* (non-Javadoc) + * @see org.eclipse.tcf.te.runtime.extensions.ExecutableExtensionProxy#newInstance() + */ + @Override + public StatusHandlerBinding newInstance() { + StatusHandlerBinding instance = new StatusHandlerBinding(); + try { + instance.setInitializationData(getConfigurationElement(), null, null); + } catch (CoreException e) { + IStatus status = new Status(IStatus.ERROR, CoreBundleActivator.getUniqueIdentifier(), + e.getLocalizedMessage(), e); + Platform.getLog(CoreBundleActivator.getContext().getBundle()).log(status); + } + return instance; + } + }; + } + + /** + * Returns the applicable status handler bindings for the given handler context. + * + * @param context The handler context or <code>null</code>. + * @return The list of applicable editor page bindings or an empty array. + */ + public StatusHandlerBinding[] getApplicableBindings(Object context) { + List<StatusHandlerBinding> applicable = new ArrayList<StatusHandlerBinding>(); + + for (StatusHandlerBinding binding : getBindings()) { + Expression enablement = binding.getEnablement(); + + // The binding is applicable by default if no expression is specified. + boolean isApplicable = enablement == null; + + if (enablement != null) { + if (context != null) { + // Set the default variable to the handler context. + EvaluationContext evalContext = new EvaluationContext(null, context); + evalContext.addVariable("context", context); //$NON-NLS-1$ + // Allow plugin activation + evalContext.setAllowPluginActivation(true); + // Evaluate the expression + try { + isApplicable = enablement.evaluate(evalContext).equals(EvaluationResult.TRUE); + } catch (CoreException e) { + IStatus status = new Status(IStatus.ERROR, CoreBundleActivator.getUniqueIdentifier(), + e.getLocalizedMessage(), e); + Platform.getLog(CoreBundleActivator.getContext().getBundle()).log(status); + } + } else { + // The enablement is false by definition if no handler context is given. + isApplicable = false; + } + } + + // Add the binding if applicable + if (isApplicable) { + applicable.add(binding); + } + } + + return applicable.toArray(new StatusHandlerBinding[applicable.size()]); + } + + /** + * Returns the list of all contributed status handler bindings. + * + * @return The list of contributed status handler bindings, or an empty array. + */ + public StatusHandlerBinding[] getBindings() { + List<StatusHandlerBinding> contributions = new ArrayList<StatusHandlerBinding>(); + Collection<ExecutableExtensionProxy<StatusHandlerBinding>> statusHandlerBindings = getExtensions().values(); + for (ExecutableExtensionProxy<StatusHandlerBinding> statusHandlerBinding : statusHandlerBindings) { + StatusHandlerBinding instance = statusHandlerBinding.getInstance(); + if (instance != null && !contributions.contains(instance)) { + contributions.add(instance); + } + } + + return contributions.toArray(new StatusHandlerBinding[contributions.size()]); + } +} |