From 40b798dc0d401927f894555c13a3dab91cd452ed Mon Sep 17 00:00:00 2001
From: antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68>
Date: Mon, 22 Mar 2010 20:10:19 +0000
Subject: Update hazelcast binding to use a seperate ExecutorService for each
 nested invocation (ie a reference calling a service over binding.sca which
 invokes another reference over binding.sca)

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@926303 13f79535-47bb-0310-9956-ffa450edef68
---
 .../tuscany/sca/binding/hazelcast/ReferenceInvoker.java | 17 ++++++++++++++++-
 .../sca/binding/hazelcast/HazelcastBindingTestCase.java | 10 ++++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)

(limited to 'sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src')

diff --git a/sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java b/sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java
index cb01e8c34c..9bef453992 100644
--- a/sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java
+++ b/sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java
@@ -74,7 +74,7 @@ public class ReferenceInvoker implements Invoker {
         String requestXML = getRequestXML(msg);
         Callable<String> callable = new ServiceInvoker(serviceURI, operation.getName(), requestXML);
         FutureTask<String> task = new DistributedTask<String>(callable, owningMember);
-        ExecutorService executorService = hzRegistry.getHazelcastInstance().getExecutorService();
+        ExecutorService executorService = getExecutorService();
         executorService.execute(task);
         try {
             return getResponseNode(task.get());
@@ -83,6 +83,21 @@ public class ReferenceInvoker implements Invoker {
         }
     }
 
+    /**
+     * Hazelcast ExecutorService can't nest invocations so use a separate ExecutorService
+     * for nested calls. See http://groups.google.com/group/hazelcast/browse_thread/thread/1cc0b943716476e9
+     */
+    private ExecutorService getExecutorService() {
+        String threadName = Thread.currentThread().getName();
+        if (!threadName.startsWith("hz.executor.")) {
+            return hzRegistry.getHazelcastInstance().getExecutorService("binding.sca.1");
+        } else {
+            String oldName = threadName.substring(threadName.lastIndexOf("binding.sca."), threadName.lastIndexOf(".thread-"));
+            int x = Integer.parseInt(oldName.substring(oldName.lastIndexOf('.') + 1));
+            return hzRegistry.getHazelcastInstance().getExecutorService(oldName.substring(0, 12) + (x + 1));
+        }
+    }
+
     private String getRequestXML(Message msg) {
         Object[] args = msg.getBody();
         String msgXML = domHelper.saveAsString((Node)args[0]);
diff --git a/sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/test/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBindingTestCase.java b/sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/test/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBindingTestCase.java
index 6a3fff0757..b6760f0902 100644
--- a/sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/test/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBindingTestCase.java
+++ b/sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/test/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBindingTestCase.java
@@ -46,6 +46,16 @@ public class HazelcastBindingTestCase {
         clientNode.start();
     }
 
+    @Test
+    public void testNestedClient() throws Exception {
+        Node client2Node = NodeFactory.newInstance().createNode(URI.create("tuscany:HazelcastBindingTestCase"),  "client2.composite", new String[]{"target/test-classes"});
+        client2Node.start();
+        TestService service = client2Node.getService(TestService.class, "TestServiceClient2");
+        assertNotNull(service);
+        assertEquals("Petra", service.echoString("Petra"));
+        client2Node.stop();
+    }
+
     @Test
     public void testEchoString() throws Exception {
         TestService service = clientNode.getService(TestService.class, "TestServiceClient");
-- 
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