Expose system definitions from the deployer

Add the removal of entries when the member leaves the group
Add listeners to the hazelcastInstance

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@900661 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 6 insertions, 2 deletions

diff --git a/sca-java-2.x/trunk/modules/core/src/main/java/org/apache/tuscany/sca/core/assembly/impl/RuntimeEndpointImpl.java b/sca-java-2.x/trunk/modules/core/src/main/java/org/apache/tuscany/sca/core/assembly/impl/RuntimeEndpointImpl.java
index 3dafaedf35..3e73960367 100644
--- a/sca-java-2.x/trunk/modules/core/src/main/java/org/apache/tuscany/sca/core/assembly/impl/RuntimeEndpointImpl.java
+++ b/sca-java-2.x/trunk/modules/core/src/main/java/org/apache/tuscany/sca/core/assembly/impl/RuntimeEndpointImpl.java
@@ -508,8 +508,12 @@ public class RuntimeEndpointImpl extends EndpointImpl implements RuntimeEndpoint
                     bind(compositeContext);
                 }
             }
-            RuntimeEndpointImpl ep = (RuntimeEndpointImpl)serializer.readEndpoint(xml);
-            copyFrom(ep);
+            if (serializer != null) {
+                RuntimeEndpointImpl ep = (RuntimeEndpointImpl)serializer.readEndpoint(xml);
+                copyFrom(ep);
+            } else {
+                // FIXME: [rfeng] What should we do here?
+            }
         }
         super.resolve();
     }