Ignore IllegalStateException for service unregister()

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@831102 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 5 insertions, 1 deletions

diff --git a/java/sca/modules/extensibility-equinox/src/main/java/org/apache/tuscany/sca/extensibility/equinox/OSGiExtensionPointRegistry.java b/java/sca/modules/extensibility-equinox/src/main/java/org/apache/tuscany/sca/extensibility/equinox/OSGiExtensionPointRegistry.java
index bd92312235..4b5fffff01 100644
--- a/java/sca/modules/extensibility-equinox/src/main/java/org/apache/tuscany/sca/extensibility/equinox/OSGiExtensionPointRegistry.java
+++ b/java/sca/modules/extensibility-equinox/src/main/java/org/apache/tuscany/sca/extensibility/equinox/OSGiExtensionPointRegistry.java
@@ -78,7 +78,11 @@ public class OSGiExtensionPointRegistry extends DefaultExtensionPointRegistry {
     protected void unregisterExtensionPoint(Class<?> i) {
         ServiceRegistration registration = registrations.remove(i);
         if (registration != null) {
-            registration.unregister();
+            try {
+                registration.unregister();
+            } catch (IllegalStateException e) {
+                // The service has been unregistered, ignore it
+            }        
         }
         super.unregisterExtensionPoint(i);
     }