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Diffstat (limited to 'target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler')
-rw-r--r--target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/schema/bindings.exsd2
-rw-r--r--target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/src/org/eclipse/tcf/te/runtime/statushandler/internal/StatusHandlerBindingExtensionPointManager.java349
2 files changed, 177 insertions, 174 deletions
diff --git a/target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/schema/bindings.exsd b/target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/schema/bindings.exsd
index fe0131db8..cb8332335 100644
--- a/target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/schema/bindings.exsd
+++ b/target_explorer/plugins/org.eclipse.tcf.te.runtime.statushandler/schema/bindings.exsd
@@ -8,7 +8,7 @@
<documentation>
This extension point is used to declare the status handler bindings.
&lt;p&gt;
-&lt;b&gt;Note:&lt;/b&gt; For the enablement expression evaluation, note that only the default variable is set and it is non-iterable. The default variable is set to the handler context, which is typically the object calling the status handler.
+&lt;b&gt;Note:&lt;/b&gt; For the enablement expression evaluation, note that only the default variable and &quot;context&quot; is set and it is non-iterable. The default variable and &quot;context&quot; is set to the handler context, which is typically the object calling the status handler.
</documentation>
</annotation>
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 f93a3991d..8d80604ab 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
@@ -1,173 +1,176 @@
-/*******************************************************************************
- * Copyright (c) 2011 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);
- // 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()]);
- }
-
- /**
- * Returns the status handler binding identified by its unique id. If no status
- * handler binding with the specified id is registered, <code>null</code> is returned.
- *
- * @param id The unique id of the status handler binding or <code>null</code>
- *
- * @return The status handler binding instance or <code>null</code>.
- */
- public StatusHandlerBinding getBinding(String id) {
- StatusHandlerBinding contribution = null;
- if (getExtensions().containsKey(id)) {
- ExecutableExtensionProxy<StatusHandlerBinding> proxy = getExtensions().get(id);
- // Get the extension instance
- contribution = proxy.getInstance();
- }
-
- return contribution;
- }
-}
+/*******************************************************************************
+ * Copyright (c) 2011 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()]);
+ }
+
+ /**
+ * Returns the status handler binding identified by its unique id. If no status
+ * handler binding with the specified id is registered, <code>null</code> is returned.
+ *
+ * @param id The unique id of the status handler binding or <code>null</code>
+ *
+ * @return The status handler binding instance or <code>null</code>.
+ */
+ public StatusHandlerBinding getBinding(String id) {
+ StatusHandlerBinding contribution = null;
+ if (getExtensions().containsKey(id)) {
+ ExecutableExtensionProxy<StatusHandlerBinding> proxy = getExtensions().get(id);
+ // Get the extension instance
+ contribution = proxy.getInstance();
+ }
+
+ return contribution;
+ }
+}

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