1 files changed, 79 insertions, 0 deletions
diff --git a/target_explorer/plugins/org.eclipse.tcf.te.tcf.ui/src/org/eclipse/tcf/te/tcf/ui/handler/RefreshLocatorNodeHandler.java b/target_explorer/plugins/org.eclipse.tcf.te.tcf.ui/src/org/eclipse/tcf/te/tcf/ui/handler/RefreshLocatorNodeHandler.java
new file mode 100644
index 000000000..305614c06
--- /dev/null
+++ b/target_explorer/plugins/org.eclipse.tcf.te.tcf.ui/src/org/eclipse/tcf/te/tcf/ui/handler/RefreshLocatorNodeHandler.java
@@ -0,0 +1,79 @@
+/*******************************************************************************
+ * Copyright (c) 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.tcf.ui.handler;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import org.eclipse.core.commands.AbstractHandler;
+import org.eclipse.core.commands.ExecutionEvent;
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.runtime.Assert;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.tcf.protocol.Protocol;
+import org.eclipse.tcf.te.tcf.locator.interfaces.nodes.ILocatorModel;
+import org.eclipse.tcf.te.tcf.locator.interfaces.nodes.ILocatorNode;
+import org.eclipse.tcf.te.tcf.locator.interfaces.services.ILocatorModelRefreshService;
+import org.eclipse.tcf.te.tcf.locator.model.ModelManager;
+import org.eclipse.ui.handlers.HandlerUtil;
+
+/**
+ * Locator node refresh handler implementation.
+ */
+public class RefreshLocatorNodeHandler extends AbstractHandler {
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
+	 */
+	@Override
+	public Object execute(ExecutionEvent event) throws ExecutionException {
+		Assert.isTrue(!Protocol.isDispatchThread(), "Illegal Thread Access"); //$NON-NLS-1$
+
+		// Get the current selection
+		ISelection selection = HandlerUtil.getCurrentSelection(event);
+
+		// The selection must be a structured selection and must not be empty
+		if (selection instanceof IStructuredSelection && !selection.isEmpty()) {
+			// The list of locator model instances to refresh
+			List<ILocatorNode> locatorNodesToRefresh = new ArrayList<ILocatorNode>();
+
+			// Iterate the selection and determine the model instances
+			Iterator<?> iterator = ((IStructuredSelection)selection).iterator();
+			while (iterator.hasNext()) {
+				Object element = iterator.next();
+				if (element instanceof ILocatorNode) {
+					ILocatorNode node = (ILocatorNode)element;
+
+					if (!locatorNodesToRefresh.contains(node)) {
+						locatorNodesToRefresh.add(node);
+					}
+				}
+			}
+
+			final ILocatorModel model = ModelManager.getLocatorModel();
+
+			// Trigger an refresh on all determined models and wait for the
+			// refresh to complete. Once completed, fire the parent callback.
+			for (final ILocatorNode node : locatorNodesToRefresh) {
+				Runnable runnable = new Runnable() {
+					@Override
+					public void run() {
+						model.getService(ILocatorModelRefreshService.class).refresh(node, null);
+					}
+				};
+				Protocol.invokeLater(runnable);
+			}
+		}
+
+		return null;
+	}
+}