Proxy MD-SAL interfaces in DOMMountPointServiceImpl
[controller.git] / opendaylight / md-sal / sal-dom-broker / src / main / java / org / opendaylight / controller / md / sal / dom / broker / impl / mount / DOMMountPointServiceImpl.java
index cdb78fc5921bc7e23132de35455d8960da93a8b9..6cfdb5abce34cf65bd77f53740480ab9a0ba4723 100644 (file)
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html.
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
  */
-
 package org.opendaylight.controller.md.sal.dom.broker.impl.mount;
 
-import java.util.HashMap;
-import java.util.Map;
+import static java.util.Objects.requireNonNull;
 
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Optional;
+import com.google.common.base.Preconditions;
+import com.google.common.collect.ClassToInstanceMap;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.MutableClassToInstanceMap;
+import java.util.Map;
+import java.util.Map.Entry;
+import org.opendaylight.controller.md.sal.dom.api.DOMActionService;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
 import org.opendaylight.controller.md.sal.dom.api.DOMMountPoint;
 import org.opendaylight.controller.md.sal.dom.api.DOMMountPointService;
+import org.opendaylight.controller.md.sal.dom.api.DOMNotificationService;
+import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
 import org.opendaylight.controller.md.sal.dom.api.DOMService;
 import org.opendaylight.controller.md.sal.dom.broker.spi.mount.SimpleDOMMountPoint;
-import org.opendaylight.controller.sal.core.api.mount.MountProvisionListener;
+import org.opendaylight.controller.sal.core.compat.DOMDataBrokerAdapter;
+import org.opendaylight.controller.sal.core.compat.DOMMountPointAdapter;
+import org.opendaylight.controller.sal.core.compat.DOMNotificationServiceAdapter;
+import org.opendaylight.controller.sal.core.compat.DOMRpcServiceAdapter;
+import org.opendaylight.mdsal.dom.api.DOMMountPointListener;
+import org.opendaylight.yangtools.concepts.AbstractObjectRegistration;
 import org.opendaylight.yangtools.concepts.ListenerRegistration;
 import org.opendaylight.yangtools.concepts.ObjectRegistration;
-import org.opendaylight.yangtools.concepts.util.ListenerRegistry;
-import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
 
-import com.google.common.base.Optional;
-import com.google.common.base.Preconditions;
-import com.google.common.collect.ClassToInstanceMap;
-import com.google.common.collect.MutableClassToInstanceMap;
-
 public class DOMMountPointServiceImpl implements DOMMountPointService {
+    private abstract static class CompatFactory<M extends org.opendaylight.mdsal.dom.api.DOMService,
+            C extends DOMService> {
+        private final Class<C> controllerClass;
+        private final Class<M> mdsalClass;
+
+        CompatFactory(final Class<C> controllerClass, final Class<M> mdsalClass) {
+            this.controllerClass = requireNonNull(controllerClass);
+            this.mdsalClass = requireNonNull(mdsalClass);
+        }
 
-    private final Map<InstanceIdentifier, SimpleDOMMountPoint> mountPoints = new HashMap<>();
+        final void addService(final org.opendaylight.mdsal.dom.api.DOMMountPointService.DOMMountPointBuilder builder,
+                final ClassToInstanceMap<DOMService> services) {
+            if (!services.containsKey(mdsalClass)) {
+                final C controllerService = services.getInstance(controllerClass);
+                if (controllerService != null) {
+                    final M mdsalService = createService(controllerService);
+                    if (mdsalService != null) {
+                        builder.addService(mdsalClass, mdsalService);
+                    }
+                }
+            }
+        }
 
-    private final ListenerRegistry<MountProvisionListener> listeners = ListenerRegistry.create();
+        abstract M createService(C delegate);
+    }
 
-    @Override
-    public Optional<DOMMountPoint> getMountPoint(final InstanceIdentifier path) {
-        return Optional.<DOMMountPoint>fromNullable(mountPoints.get(path));
+    private static final Map<Class<? extends DOMService>, CompatFactory<?, ?>> KNOWN_SERVICES = ImmutableMap.of(
+        DOMActionService.class, new CompatFactory<org.opendaylight.mdsal.dom.api.DOMActionService, DOMActionService>(
+                DOMActionService.class, org.opendaylight.mdsal.dom.api.DOMActionService.class) {
+            @Override
+            org.opendaylight.mdsal.dom.api.DOMActionService createService(final DOMActionService delegate) {
+                return delegate;
+            }
+        },
+        DOMDataBroker.class, new CompatFactory<org.opendaylight.mdsal.dom.api.DOMDataBroker, DOMDataBroker>(
+                DOMDataBroker.class, org.opendaylight.mdsal.dom.api.DOMDataBroker.class) {
+            @Override
+            org.opendaylight.mdsal.dom.api.DOMDataBroker createService(final DOMDataBroker delegate) {
+                return new DOMDataBrokerAdapter(delegate);
+            }
+        },
+        DOMNotificationService.class, new CompatFactory<org.opendaylight.mdsal.dom.api.DOMNotificationService,
+                DOMNotificationService>(DOMNotificationService.class,
+                        org.opendaylight.mdsal.dom.api.DOMNotificationService.class) {
+            @Override
+            org.opendaylight.mdsal.dom.api.DOMNotificationService createService(final DOMNotificationService delegate) {
+                return new DOMNotificationServiceAdapter(delegate);
+            }
+        },
+        DOMRpcService.class, new CompatFactory<org.opendaylight.mdsal.dom.api.DOMRpcService, DOMRpcService>(
+                DOMRpcService.class, org.opendaylight.mdsal.dom.api.DOMRpcService.class) {
+            @Override
+            org.opendaylight.mdsal.dom.api.DOMRpcService createService(final DOMRpcService delegate) {
+                return new DOMRpcServiceAdapter(delegate);
+            }
+        });
+
+    private final org.opendaylight.mdsal.dom.api.DOMMountPointService delegate;
+
+    @VisibleForTesting
+    public DOMMountPointServiceImpl() {
+        this(new org.opendaylight.mdsal.dom.broker.DOMMountPointServiceImpl());
+    }
+
+    public DOMMountPointServiceImpl(final org.opendaylight.mdsal.dom.api.DOMMountPointService delegate) {
+        this.delegate = delegate;
     }
 
     @Override
-    public DOMMountPointBuilder createMountPoint(final InstanceIdentifier path) {
-        Preconditions.checkState(!mountPoints.containsKey(path), "Mount point already exists");
-        return new DOMMountPointBuilderImpl(path);
+    public Optional<DOMMountPoint> getMountPoint(final YangInstanceIdentifier path) {
+        return Optional.fromJavaUtil(delegate.getMountPoint(path).map(DOMMountPointAdapter::new));
     }
 
-    public void notifyMountCreated(final InstanceIdentifier identifier) {
-        for (final ListenerRegistration<MountProvisionListener> listener : listeners
-                .getListeners()) {
-            listener.getInstance().onMountPointCreated(identifier);
-        }
+    @Override
+    public DOMMountPointBuilder createMountPoint(final YangInstanceIdentifier path) {
+        return new DOMMountPointBuilderImpl(path);
     }
 
     @Override
-    public ListenerRegistration<MountProvisionListener> registerProvisionListener(
-            final MountProvisionListener listener) {
-        return listeners.register(listener);
+    public ListenerRegistration<DOMMountPointListener> registerProvisionListener(final DOMMountPointListener listener) {
+        return delegate.registerProvisionListener(listener);
     }
 
-    public ObjectRegistration<DOMMountPoint> registerMountPoint(final SimpleDOMMountPoint mountPoint) {
-        synchronized (mountPoints) {
-            Preconditions.checkState(!mountPoints.containsKey(mountPoint.getIdentifier()), "Mount point already exists");
-            mountPoints.put(mountPoint.getIdentifier(), mountPoint);
+    @SuppressWarnings("unchecked")
+    ObjectRegistration<DOMMountPoint> registerMountPoint(final SimpleDOMMountPoint mountPoint) {
+        final org.opendaylight.mdsal.dom.api.DOMMountPointService.DOMMountPointBuilder delegateBuilder =
+                delegate.createMountPoint(mountPoint.getIdentifier());
+
+        if (mountPoint.getSchemaContext() != null) {
+            delegateBuilder.addInitialSchemaContext(mountPoint.getSchemaContext());
+        }
+
+        final ClassToInstanceMap<DOMService> myServices = mountPoint.getServices();
+        for (Entry<Class<? extends DOMService>, DOMService> entry : myServices.entrySet()) {
+            delegateBuilder.addService((Class<DOMService>)entry.getKey(), entry.getValue());
+
+            final CompatFactory<?, ?> compat = KNOWN_SERVICES.get(entry.getKey());
+            if (compat != null) {
+                compat.addService(delegateBuilder, myServices);
+            }
         }
-        notifyMountCreated(mountPoint.getIdentifier());
 
-        // FIXME this shouldnt be null
-        return null;
+        final ObjectRegistration<org.opendaylight.mdsal.dom.api.DOMMountPoint> delegateReg = delegateBuilder.register();
+        return new AbstractObjectRegistration<DOMMountPoint>(mountPoint) {
+            @Override
+            protected void removeRegistration() {
+                delegateReg.close();
+            }
+        };
     }
 
     public class DOMMountPointBuilderImpl implements DOMMountPointBuilder {
-
-        ClassToInstanceMap<DOMService> services = MutableClassToInstanceMap.create();
+        private final ClassToInstanceMap<DOMService> services = MutableClassToInstanceMap.create();
+        private final YangInstanceIdentifier path;
         private SimpleDOMMountPoint mountPoint;
-        private final InstanceIdentifier path;
         private SchemaContext schemaContext;
 
-        public DOMMountPointBuilderImpl(final InstanceIdentifier path) {
+        public DOMMountPointBuilderImpl(final YangInstanceIdentifier path) {
             this.path = path;
         }
 
@@ -94,7 +173,7 @@ public class DOMMountPointServiceImpl implements DOMMountPointService {
         @Override
         public ObjectRegistration<DOMMountPoint> register() {
             Preconditions.checkState(mountPoint == null, "Mount point is already built.");
-            mountPoint = SimpleDOMMountPoint.create(path, services,schemaContext);
+            mountPoint = SimpleDOMMountPoint.create(path, services, schemaContext);
             return registerMountPoint(mountPoint);
         }
     }