Bug 2364: Migrated Binding MD-SAL to not use composites nodes

[controller.git] / opendaylight / md-sal / sal-binding-broker / src / main / java / org / opendaylight / controller / md / sal / binding / compat / HydrogenMountPointServiceAdapter.java

diff --git a/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/compat/HydrogenMountPointServiceAdapter.java b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/compat/HydrogenMountPointServiceAdapter.java
new file mode 100644 (file)
index 0000000..cecd461
--- /dev/null
+++ b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/compat/HydrogenMountPointServiceAdapter.java
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * 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
+ */
+package org.opendaylight.controller.md.sal.binding.compat;
+
+import com.google.common.base.Optional;
+import com.google.common.cache.CacheBuilder;
+import com.google.common.cache.CacheLoader;
+import com.google.common.cache.LoadingCache;
+import org.opendaylight.controller.md.sal.binding.api.MountPoint;
+import org.opendaylight.controller.md.sal.binding.api.MountPointService;
+import org.opendaylight.controller.sal.binding.api.mount.MountService;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+@Deprecated
+public class HydrogenMountPointServiceAdapter implements MountService {
+
+    private final MountPointService delegate;
+
+    public HydrogenMountPointServiceAdapter(final MountPointService mountService) {
+        delegate = mountService;
+    }
+
+    private final LoadingCache<MountPoint, HydrogenMountInstanceAdapter> mountAdapters = CacheBuilder.newBuilder().weakKeys()
+            .build(new CacheLoader<MountPoint, HydrogenMountInstanceAdapter>() {
+
+                @Override
+                public HydrogenMountInstanceAdapter load(final MountPoint key) throws Exception {
+                    return new HydrogenMountInstanceAdapter(key);
+                }
+            });
+
+    @Override
+    public HydrogenMountInstanceAdapter getMountPoint(final InstanceIdentifier<?> path) {
+        final Optional<MountPoint> mount = delegate.getMountPoint(path);
+        if (mount.isPresent()) {
+            return mountAdapters.getUnchecked(mount.get());
+        }
+        return null;
+    }
+
+    MountPointService getDelegate() {
+        return delegate;
+    }
+}