MONDRIAN: Use trivial executor. I think the test was hanging because the

    executor had a non-daemon thread.

[git-p4: depot-paths = "//open/mondrian-release/3.2/": change = 13970]

testsrc/main/mondrian/olap4j/MondrianInprocProxy.java

@@ -59,7 +59,7 @@ public MondrianInprocProxy(
 
     // Use single-threaded executor for ease of debugging.
     private static final ExecutorService singleThreadExecutor =
-        Executors.newSingleThreadExecutor();
+        new InlineExecutorService();
 
     public byte[] get(URL url, String request) throws IOException {
         try {
@@ -90,6 +90,43 @@ public byte[] call() throws Exception {
     public String getEncodingCharsetName() {
         return "UTF-8";
     }
+
+    /**
+     * Trivial executor service that executes all requests using the submitter's
+     * thread.
+     */
+    private static class InlineExecutorService extends AbstractExecutorService {
+        private boolean shutdown = false;
+        private boolean terminated = false;
+
+        public void shutdown() {
+            shutdown = true;
+        }
+
+        public List<Runnable> shutdownNow() {
+            shutdown = true;
+            return Collections.emptyList();
+        }
+
+        public boolean isShutdown() {
+            return shutdown;
+        }
+
+        public boolean isTerminated() {
+            return terminated;
+        }
+
+        public boolean awaitTermination(long timeout, TimeUnit unit)
+            throws InterruptedException
+        {
+            terminated = true;
+            return true;
+        }
+
+        public void execute(Runnable command) {
+            command.run();
+        }
+    }
 }
 
 // End MondrianInprocProxy.java