Bug 716: Errors on controller shutdown

[controller.git] / opendaylight / md-sal / sal-binding-broker / src / main / java / org / opendaylight / controller / config / yang / md / sal / binding / impl / RuntimeMappingModule.java

diff --git a/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/config/yang/md/sal/binding/impl/RuntimeMappingModule.java b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/config/yang/md/sal/binding/impl/RuntimeMappingModule.java
index 750defc0e95ac17ad535b299bfad52e4c4a489f2..0f0ce0dc9dd24fb41bc54bde70c196ba2d4d511e 100644 (file)
--- a/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/config/yang/md/sal/binding/impl/RuntimeMappingModule.java
+++ b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/config/yang/md/sal/binding/impl/RuntimeMappingModule.java
@@ -26,6 +26,8 @@ import org.opendaylight.yangtools.yang.data.impl.codec.DeserializationException;
 import org.opendaylight.yangtools.yang.model.api.SchemaServiceListener;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.ServiceReference;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import com.google.common.base.Optional;
 import com.google.common.base.Preconditions;
@@ -36,6 +38,8 @@ import com.google.common.base.Preconditions;
 public final class RuntimeMappingModule extends
         org.opendaylight.controller.config.yang.md.sal.binding.impl.AbstractRuntimeMappingModule {
 
+    private static final Logger LOG = LoggerFactory.getLogger(RuntimeMappingModule.class);
+
     private BundleContext bundleContext;
 
     public RuntimeMappingModule(org.opendaylight.controller.config.api.ModuleIdentifier identifier,
@@ -163,10 +167,17 @@ public final class RuntimeMappingModule extends
         }
 
         @Override
-        public void close() throws Exception {
+        public void close() {
             if(delegate != null) {
                 delegate = null;
-                bundleContext.ungetService(reference);
+
+                try {
+                    bundleContext.ungetService(reference);
+                } catch (IllegalStateException e) {
+                    // Indicates the BundleContext is no longer valid which can happen normally on shutdown.
+                    LOG.debug( "Error unregistering service", e );
+                }
+
                 bundleContext= null;
                 reference = null;
             }