[251452] - Added the default refresh handler implementation.

plugins/org.eclipse.dd.dsf.debug.ui/src/org/eclipse/dd/dsf/debug/internal/provisional/ui/viewmodel/actions/DefaultRefreshAllTarget.java

@@ -0,0 +1,51 @@
+/*******************************************************************************
+ * Copyright (c) 2008 Wind River Systems 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.dd.dsf.debug.internal.provisional.ui.viewmodel.actions;
+
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.dd.dsf.ui.viewmodel.IVMAdapterExtension;
+import org.eclipse.dd.dsf.ui.viewmodel.IVMProvider;
+import org.eclipse.dd.dsf.ui.viewmodel.update.ICachingVMProvider;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+
+/**
+ * The default implementation of the refresh all debug target which 
+ * calls the active VM providers, to ask them to refresh.
+ * 
+ * @since 1.1
+ */
+public class DefaultRefreshAllTarget implements IRefreshAllTarget {
+
+    public void refresh(ISelection debugContext) throws CoreException {
+        IVMAdapterExtension adapter = getActiveVMAdapter( debugContext );
+
+        if (adapter != null) {
+            for (IVMProvider provider : adapter.getActiveProviders()) {
+                if (provider instanceof ICachingVMProvider) {
+                    ((ICachingVMProvider)provider).refresh();
+                }
+            }
+        }
+    }
+
+    protected IVMAdapterExtension getActiveVMAdapter(ISelection debugContext) {
+        
+        if (debugContext instanceof IStructuredSelection) {
+            Object activeElement = ((IStructuredSelection)debugContext).getFirstElement();
+            if (activeElement instanceof IAdaptable) {
+                return (IVMAdapterExtension)((IAdaptable)activeElement).getAdapter(IVMAdapterExtension.class);
+            }
+        }
+        return null;
+    }
+}

plugins/org.eclipse.dd.dsf.ui/src/org/eclipse/dd/dsf/ui/viewmodel/AbstractVMAdapter.java

@@ -42,7 +42,7 @@ import org.eclipse.debug.internal.ui.viewers.model.provisional.IViewerUpdate;
  */
 @ThreadSafe
 @SuppressWarnings("restriction")
-abstract public class AbstractVMAdapter implements IVMAdapter
+abstract public class AbstractVMAdapter implements IVMAdapterExtension
 {
  
 	private boolean fDisposed;
@@ -83,8 +83,10 @@ abstract public class AbstractVMAdapter implements IVMAdapter
      * 
 	 * @since 1.1
 	 */
-    protected Iterable<IVMProvider> getVMProviderIterable() {
+    public IVMProvider[] getActiveProviders() {
-    	return fViewModelProviders.values();
+        synchronized(fViewModelProviders) {
+            return fViewModelProviders.values().toArray(new IVMProvider[fViewModelProviders.size()]);
+        }
     }
 
     public void dispose() {
@@ -213,7 +215,7 @@ abstract public class AbstractVMAdapter implements IVMAdapter
 
     	aboutToHandleEvent(event);
     	
-		for (IVMProvider vmProvider : getVMProviderIterable()) {
+		for (IVMProvider vmProvider : getActiveProviders()) {
 			if (vmProvider instanceof IVMEventListener) {
 				eventListeners.add((IVMEventListener)vmProvider);
 			}

plugins/org.eclipse.dd.dsf.ui/src/org/eclipse/dd/dsf/ui/viewmodel/IVMAdapterExtension.java

@@ -0,0 +1,27 @@
+/*******************************************************************************
+ * Copyright (c) 2008 Wind River Systems 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.dd.dsf.ui.viewmodel;
+
+/**
+ * Extension to the IVMAdapter interface which allows access to the arra of active
+ * providers. 
+ * 
+ * @since 1.1
+ */
+public interface IVMAdapterExtension extends IVMAdapter {
+    
+    /**
+     * Retrieves the currently active VM providers in this adapter.
+     * 
+     * @return array of VM providers
+     */
+    public IVMProvider[] getActiveProviders();
+}