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-rw-r--r--v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/ReadableVppDataTree.java39
-rw-r--r--v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/VppDataTree.java44
-rw-r--r--v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/VppDataTreeSnapshot.java34
3 files changed, 117 insertions, 0 deletions
diff --git a/v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/ReadableVppDataTree.java b/v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/ReadableVppDataTree.java
new file mode 100644
index 000000000..22a52aa41
--- /dev/null
+++ b/v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/ReadableVppDataTree.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.fd.honeycomb.v3po.data;
+
+import com.google.common.annotations.Beta;
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.CheckedFuture;
+import javax.annotation.Nonnull;
+import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+
+/**
+ * Facade over VPP data tree that allows reading tree nodes.
+ */
+@Beta
+public interface ReadableVppDataTree {
+ /**
+ * Reads a particular node from the VPP data tree.
+ *
+ * @param path Path of the node
+ * @return a CheckFuture containing the result of the read.
+ */
+ CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> read(@Nonnull final YangInstanceIdentifier path);
+}
diff --git a/v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/VppDataTree.java b/v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/VppDataTree.java
new file mode 100644
index 000000000..dffd22d3a
--- /dev/null
+++ b/v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/VppDataTree.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.fd.honeycomb.v3po.data;
+
+import com.google.common.annotations.Beta;
+import io.fd.honeycomb.v3po.translate.TranslationException;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataValidationFailedException;
+
+/**
+ * Facade over VPP data tree that allows tree modification.
+ */
+@Beta
+public interface VppDataTree {
+ /**
+ * Commits modification to VPP data tree.
+ *
+ * @param modification VPP data tree modification
+ * @throws DataValidationFailedException if modification data is not valid
+ * @throws TranslationException if commit failed while updating VPP state
+ */
+ void commit(final DataTreeModification modification) throws DataValidationFailedException, TranslationException;
+
+ /**
+ * Creates read-only snapshot of a VppDataTree.
+ *
+ * @return Data tree snapshot.
+ */
+ VppDataTreeSnapshot takeSnapshot();
+}
diff --git a/v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/VppDataTreeSnapshot.java b/v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/VppDataTreeSnapshot.java
new file mode 100644
index 000000000..665a2e0ae
--- /dev/null
+++ b/v3po/data-api/src/main/java/io/fd/honeycomb/v3po/data/VppDataTreeSnapshot.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.fd.honeycomb.v3po.data;
+
+import com.google.common.annotations.Beta;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
+
+/**
+ * Read-only snapshot of a {@link ReadableVppDataTree}.
+ */
+@Beta
+public interface VppDataTreeSnapshot extends ReadableVppDataTree {
+
+ /**
+ * Creates a new VPP data tree modification.
+ *
+ * @return A new data tree modification
+ */
+ DataTreeModification newModification();
+}