[211523] Added an ImmediateExecutor implementation.

plugins/org.eclipse.dd.dsf/src/org/eclipse/dd/dsf/concurrent/ImmediateExecutor.java

@@ -0,0 +1,31 @@
+/*******************************************************************************
+ * Copyright (c) 2007 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.concurrent;
+
+import java.util.concurrent.Executor;
+
+/**
+ * Executor that executes a runnable immediately as it is submitted.  This 
+ * executor is useful for clients that need to create <code>RequestMonitor</code> 
+ * objects, but which do not have their own executor.
+ * @see RequestMonitor
+ */
+public class ImmediateExecutor implements Executor {
+    private static ImmediateExecutor fInstance = new ImmediateExecutor();
+    
+    public static Executor getInstance() {
+        return fInstance;
+    }
+    
+    public void execute(Runnable command) {
+        command.run();
+    }
+}

plugins/org.eclipse.dd.dsf/src/org/eclipse/dd/dsf/concurrent/Query.java

@@ -12,7 +12,6 @@ package org.eclipse.dd.dsf.concurrent;
 
 import java.util.concurrent.CancellationException;
 import java.util.concurrent.ExecutionException;
-import java.util.concurrent.Executor;
 import java.util.concurrent.Future;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
@@ -112,13 +111,7 @@ abstract public class Query<V> extends DsfRunnable
                  * shut down.  In that case, the DSF executor may throw a 
                  * RejectedExecutionException which would have to be handled by the query.
                  */
-                Executor rmExecutor = new Executor() {
+                execute(new DataRequestMonitor<V>(ImmediateExecutor.getInstance(), null) {
-                    public void execute(Runnable command) {
-                        command.run();
-                    }
-                };
-                
-                execute(new DataRequestMonitor<V>(rmExecutor, null) {
                     @Override
                     public void handleCompleted() {
                         if (getStatus().isOK()) fSync.doSet(getData());

plugins/org.eclipse.dd.dsf/src/org/eclipse/dd/dsf/concurrent/RequestMonitor.java

@@ -159,7 +159,7 @@ public class RequestMonitor {
 
     @Override
     public String toString() {
-        return "RequestMonitor: " + getStatus().toString(); //$NON-NLS-1$
+        return "RequestMonitor (" + super.toString() + "): " + getStatus().toString(); //$NON-NLS-1$ //$NON-NLS-2$
     }
     
     /**