package org.opendaylight.mdsal.dom.broker;
+import static com.google.common.base.Preconditions.checkState;
+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.MutableClassToInstanceMap;
import java.util.HashMap;
import java.util.Map;
import org.opendaylight.mdsal.dom.api.DOMMountPointService;
import org.opendaylight.mdsal.dom.api.DOMService;
import org.opendaylight.mdsal.dom.spi.SimpleDOMMountPoint;
+import org.opendaylight.yangtools.concepts.AbstractObjectRegistration;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
import org.opendaylight.yangtools.concepts.ObjectRegistration;
import org.opendaylight.yangtools.util.ListenerRegistry;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
public class DOMMountPointServiceImpl implements DOMMountPointService {
+ private static final Logger LOG = LoggerFactory.getLogger(DOMMountPointServiceImpl.class);
private final Map<YangInstanceIdentifier, DOMMountPoint> mountPoints = new HashMap<>();
@Override
public DOMMountPointBuilder createMountPoint(final YangInstanceIdentifier path) {
- Preconditions.checkState(!mountPoints.containsKey(path), "Mount point already exists");
+ checkState(!mountPoints.containsKey(path), "Mount point already exists");
return new DOMMountPointBuilderImpl(path);
}
- public void notifyMountCreated(final YangInstanceIdentifier identifier) {
- for (final ListenerRegistration<DOMMountPointListener> listener : listeners
- .getListeners()) {
- listener.getInstance().onMountPointCreated(identifier);
- }
- }
-
- public void notifyMountRemoved(final YangInstanceIdentifier identifier) {
- for (final ListenerRegistration<DOMMountPointListener> listener : listeners
- .getListeners()) {
- listener.getInstance().onMountPointRemoved(identifier);
- }
- }
-
@Override
- public ListenerRegistration<DOMMountPointListener> registerProvisionListener(
- final DOMMountPointListener listener) {
+ public ListenerRegistration<DOMMountPointListener> registerProvisionListener(final DOMMountPointListener listener) {
return listeners.register(listener);
}
public ObjectRegistration<DOMMountPoint> registerMountPoint(final DOMMountPoint mountPoint) {
+ final YangInstanceIdentifier mountPointId = mountPoint.getIdentifier();
synchronized (mountPoints) {
- Preconditions.checkState(!mountPoints.containsKey(mountPoint.getIdentifier()),
- "Mount point already exists");
- mountPoints.put(mountPoint.getIdentifier(), mountPoint);
+ final DOMMountPoint prev = mountPoints.putIfAbsent(mountPointId, mountPoint);
+ checkState(prev == null, "Mount point %s already exists as %s", mountPointId, prev);
}
- notifyMountCreated(mountPoint.getIdentifier());
-
- return new MountRegistration(mountPoint);
+ listeners.forEach(listener -> listener.getInstance().onMountPointCreated(mountPointId));
+
+ return new AbstractObjectRegistration<DOMMountPoint>(mountPoint) {
+ @Override
+ protected void removeRegistration() {
+ unregisterMountPoint(getInstance().getIdentifier());
+ }
+ };
}
public void unregisterMountPoint(final YangInstanceIdentifier mountPointId) {
synchronized (mountPoints) {
- Preconditions.checkState(mountPoints.containsKey(mountPointId), "Mount point does not exist");
- mountPoints.remove(mountPointId);
+ if (mountPoints.remove(mountPointId) == null) {
+ LOG.warn("Removed non-existend mount point {} at", mountPointId, new Throwable());
+ return;
+ }
}
- notifyMountRemoved(mountPointId);
+
+ listeners.forEach(listener -> listener.getInstance().onMountPointRemoved(mountPointId));
}
- public class DOMMountPointBuilderImpl implements DOMMountPointBuilder {
+ final class DOMMountPointBuilderImpl implements DOMMountPointBuilder {
- ClassToInstanceMap<DOMService> services = MutableClassToInstanceMap.create();
- private SimpleDOMMountPoint mountPoint;
+ private final MutableClassToInstanceMap<DOMService> services = MutableClassToInstanceMap.create();
private final YangInstanceIdentifier path;
private SchemaContext schemaContext;
- public DOMMountPointBuilderImpl(final YangInstanceIdentifier path) {
- this.path = path;
+ private SimpleDOMMountPoint mountPoint;
+
+ DOMMountPointBuilderImpl(final YangInstanceIdentifier path) {
+ this.path = requireNonNull(path);
+ }
+
+ @VisibleForTesting
+ SchemaContext getSchemaContext() {
+ return schemaContext;
+ }
+
+ @VisibleForTesting
+ Map<Class<? extends DOMService>, DOMService> getServices() {
+ return services;
}
@Override
public <T extends DOMService> DOMMountPointBuilder addService(final Class<T> type, final T impl) {
- services.putInstance(type, impl);
+ services.putInstance(requireNonNull(type), requireNonNull(impl));
return this;
}
@Override
public DOMMountPointBuilder addInitialSchemaContext(final SchemaContext ctx) {
- schemaContext = ctx;
+ schemaContext = requireNonNull(ctx);
return this;
}
@Override
public ObjectRegistration<DOMMountPoint> register() {
- Preconditions.checkState(mountPoint == null, "Mount point is already built.");
+ checkState(mountPoint == null, "Mount point is already built.");
mountPoint = SimpleDOMMountPoint.create(path, services,schemaContext);
return registerMountPoint(mountPoint);
}
}
-
- private final class MountRegistration implements ObjectRegistration<DOMMountPoint> {
- private final DOMMountPoint mountPoint;
-
- MountRegistration(final DOMMountPoint mountPoint) {
- this.mountPoint = mountPoint;
- }
-
- @Override
- public DOMMountPoint getInstance() {
- return mountPoint;
- }
-
- @Override
- public void close() throws Exception {
- unregisterMountPoint(mountPoint.getIdentifier());
- }
- }
}