1 files changed, 103 insertions, 0 deletions
diff --git a/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/read/VrfSubtableCustomizer.java b/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/read/VrfSubtableCustomizer.java
new file mode 100644
index 000000000..5072c37c2
--- /dev/null
+++ b/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/read/VrfSubtableCustomizer.java
@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 2015 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.lisp.translate.read;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import com.google.common.base.Optional;
+import io.fd.honeycomb.lisp.translate.read.dump.executor.SubtableDumpExecutor;
+import io.fd.honeycomb.lisp.translate.read.dump.executor.params.SubtableDumpParams;
+import io.fd.honeycomb.lisp.translate.read.trait.SubtableReader;
+import io.fd.honeycomb.translate.read.ReadContext;
+import io.fd.honeycomb.translate.read.ReadFailedException;
+import io.fd.honeycomb.translate.spi.read.ReaderCustomizer;
+import io.fd.honeycomb.translate.util.read.cache.DumpCacheManager;
+import io.fd.honeycomb.translate.vpp.util.FutureJVppCustomizer;
+import java.util.List;
+import java.util.stream.Collectors;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.eid.table.grouping.eid.table.VniTable;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.eid.table.grouping.eid.table.VniTableBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.eid.table.grouping.eid.table.vni.table.VrfSubtable;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.eid.table.grouping.eid.table.vni.table.VrfSubtableBuilder;
+import org.opendaylight.yangtools.concepts.Builder;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import io.fd.vpp.jvpp.core.dto.LispEidTableMapDetails;
+import io.fd.vpp.jvpp.core.dto.LispEidTableMapDetailsReplyDump;
+import io.fd.vpp.jvpp.core.future.FutureJVppCore;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class VrfSubtableCustomizer extends FutureJVppCustomizer
+        implements ReaderCustomizer<VrfSubtable, VrfSubtableBuilder>, SubtableReader {
+
+    private static final Logger LOG = LoggerFactory.getLogger(VrfSubtableCustomizer.class);
+    private static final String CACHE_KEY = VrfSubtableCustomizer.class.getName();
+
+    private final DumpCacheManager<LispEidTableMapDetailsReplyDump, SubtableDumpParams> dumpManager;
+    private final SubtableDumpExecutor dumpExecutor;
+
+    public VrfSubtableCustomizer(@Nonnull final FutureJVppCore futureJvpp) {
+        super(futureJvpp);
+        dumpExecutor = new SubtableDumpExecutor(futureJvpp);
+        dumpManager =
+                new DumpCacheManager.DumpCacheManagerBuilder<LispEidTableMapDetailsReplyDump, SubtableDumpParams>()
+                        .withExecutor(dumpExecutor)
+                        .build();
+    }
+
+    @Nonnull
+    @Override
+    public VrfSubtableBuilder getBuilder(@Nonnull final InstanceIdentifier<VrfSubtable> id) {
+        return new VrfSubtableBuilder();
+    }
+
+    @Override
+    public void readCurrentAttributes(@Nonnull final InstanceIdentifier<VrfSubtable> id,
+                                      @Nonnull final VrfSubtableBuilder builder, @Nonnull final ReadContext ctx)
+            throws ReadFailedException {
+        LOG.debug("Read attributes for {}", id);
+        final int vni = checkNotNull(id.firstKeyOf(VniTable.class), "Cannot find parent VNI Table")
+                .getVirtualNetworkIdentifier().intValue();
+
+        final Optional<LispEidTableMapDetailsReplyDump> reply =
+                readSubtable(dumpManager, CACHE_KEY, ctx.getModificationCache(), id, L3_PARAMS);
+
+        if (!reply.isPresent() || reply.get().lispEidTableMapDetails.isEmpty()) {
+            return;
+        }
+
+        // Single item collector cant be used in this case,because vrf-subtable is container
+        // so read is invoked every time parent is defined
+        final List<LispEidTableMapDetails> details =
+                reply.get().lispEidTableMapDetails.stream().filter(a -> a.vni == vni)
+                        .collect(Collectors.toList());
+        if (details.size() == 1) {
+            final LispEidTableMapDetails detail = details.get(0);
+            builder.setTableId(Integer.valueOf(detail.dpTable).longValue());
+
+            LOG.debug("Attributes for {} successfully loaded", id);
+        }
+    }
+
+    @Override
+    public void merge(@Nonnull final Builder<? extends DataObject> parentBuilder,
+                      @Nonnull final VrfSubtable readValue) {
+        ((VniTableBuilder) parentBuilder).setVrfSubtable(readValue);
+    }
+}