1 files changed, 76 insertions, 0 deletions
diff --git a/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/read/init/LispInitPathsMapper.java b/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/read/init/LispInitPathsMapper.java
new file mode 100644
index 000000000..a8e54965c
--- /dev/null
+++ b/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/read/init/LispInitPathsMapper.java
@@ -0,0 +1,76 @@
+/*
+ * 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.hc2vpp.lisp.translate.read.init;
+
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.DpSubtableGrouping;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.Lisp;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.dp.subtable.grouping.RemoteMappings;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.dp.subtable.grouping.remote.mappings.RemoteMapping;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.eid.table.grouping.EidTable;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.eid.table.grouping.eid.table.VniTable;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.eid.table.grouping.eid.table.VniTableKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.eid.table.grouping.eid.table.vni.table.BridgeDomainSubtable;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.eid.table.grouping.eid.table.vni.table.VrfSubtable;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.lisp.feature.data.grouping.LispFeatureData;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.locator.sets.grouping.LocatorSets;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.locator.sets.grouping.locator.sets.LocatorSet;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.locator.sets.grouping.locator.sets.LocatorSetKey;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+import javax.annotation.Nonnull;
+import java.util.Optional;
+
+import static com.google.common.base.Preconditions.checkState;
+
+public interface LispInitPathsMapper {
+
+    @Nonnull
+    default InstanceIdentifier<LispFeatureData> lispFeaturesBasePath() {
+        return InstanceIdentifier.create(Lisp.class).child(LispFeatureData.class);
+    }
+
+    @Nonnull
+    default InstanceIdentifier<LocatorSet> lispLocatorSetPath(@Nonnull final InstanceIdentifier<?> base) {
+        final Optional<LocatorSetKey> key = Optional.ofNullable(base.firstKeyOf(LocatorSet.class));
+
+        checkState(key.isPresent(), "No locator set key present for %s", base);
+
+        return lispFeaturesBasePath().child(LocatorSets.class).child(LocatorSet.class, key.get());
+    }
+
+    @Nonnull
+    default InstanceIdentifier<? extends DpSubtableGrouping> vniSubtablePath(@Nonnull final InstanceIdentifier<?> base) {
+        final Optional<InstanceIdentifier<VrfSubtable>> vrfSubtableIdentifier = Optional.ofNullable(base.firstIdentifierOf(VrfSubtable.class));
+        final Optional<InstanceIdentifier<BridgeDomainSubtable>> bridgeDomainSubtableIdentifier = Optional.ofNullable(base.firstIdentifierOf(BridgeDomainSubtable.class));
+        final Optional<VniTableKey> vniTableKey = Optional.ofNullable(base.firstKeyOf(VniTable.class));
+
+        checkState(vniTableKey.isPresent(), "No vni key present for %s", base);
+        checkState(vrfSubtableIdentifier.isPresent() || bridgeDomainSubtableIdentifier.isPresent(), "No subtable identifiers present in %s", base);
+
+        if (vrfSubtableIdentifier.isPresent()) {
+            return lispFeaturesBasePath().child(EidTable.class).child(VniTable.class, vniTableKey.get()).child(VrfSubtable.class);
+        } else {
+            return lispFeaturesBasePath().child(EidTable.class).child(VniTable.class, vniTableKey.get()).child(BridgeDomainSubtable.class);
+        }
+    }
+
+    @Nonnull
+    default InstanceIdentifier<RemoteMapping> remoteMappingPath(@Nonnull final InstanceIdentifier<?> base) {
+        return vniSubtablePath(base)
+                .child(RemoteMappings.class)
+                .child(RemoteMapping.class, base.firstKeyOf(RemoteMapping.class));
+    }
+}