1 files changed, 52 insertions, 0 deletions
diff --git a/v3po/vpp-facade-spi/src/main/java/io/fd/honeycomb/v3po/vpp/facade/spi/read/RootVppReaderCustomizer.java b/v3po/vpp-facade-spi/src/main/java/io/fd/honeycomb/v3po/vpp/facade/spi/read/RootVppReaderCustomizer.java
new file mode 100644
index 000000000..8035933df
--- /dev/null
+++ b/v3po/vpp-facade-spi/src/main/java/io/fd/honeycomb/v3po/vpp/facade/spi/read/RootVppReaderCustomizer.java
@@ -0,0 +1,52 @@
+/*
+ * 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.vpp.facade.spi.read;
+
+import com.google.common.annotations.Beta;
+import io.fd.honeycomb.v3po.vpp.facade.Context;
+import io.fd.honeycomb.v3po.vpp.facade.read.ReadFailedException;
+import javax.annotation.Nonnull;
+import org.opendaylight.yangtools.concepts.Builder;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+/**
+ * CompositeRootVppReader SPI to customize its behavior
+ *
+ * @param <C> Specific DataObject derived type, that is handled by this customizer
+ * @param <B> Specific Builder for handled type (C)
+ */
+@Beta
+public interface RootVppReaderCustomizer<C extends DataObject, B extends Builder<C>> {
+
+    /**
+     * Creates new builder that will be used to build read value.
+     */
+    @Nonnull
+    B getBuilder(@Nonnull final InstanceIdentifier<C> id);
+
+
+    /**
+     * Adds current data (identified by id) to the provided builder.
+     *
+     * @param id      id of current data object
+     * @param builder builder for creating read value
+     * @throws ReadFailedException if read was unsuccessful
+     */
+    void readCurrentAttributes(@Nonnull final InstanceIdentifier<C> id, @Nonnull final B builder,
+                               @Nonnull final Context ctx) throws ReadFailedException;
+}