1 files changed, 139 insertions, 0 deletions
diff --git a/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/read/VniTableCustomizer.java b/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/read/VniTableCustomizer.java
new file mode 100755
index 000000000..60d6b9dc3
--- /dev/null
+++ b/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/read/VniTableCustomizer.java
@@ -0,0 +1,139 @@
+/*
+ * 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.checkState;
+import static io.fd.honeycomb.translate.v3po.util.cache.EntityDumpExecutor.NO_PARAMS;
+
+import com.google.common.base.Optional;
+import io.fd.honeycomb.lisp.translate.read.dump.check.VniTableDumpCheck;
+import io.fd.honeycomb.lisp.translate.read.dump.executor.VniTableDumpExecutor;
+import io.fd.honeycomb.translate.read.ReadContext;
+import io.fd.honeycomb.translate.read.ReadFailedException;
+import io.fd.honeycomb.translate.spi.read.ListReaderCustomizer;
+import io.fd.honeycomb.translate.util.RWUtils;
+import io.fd.honeycomb.translate.v3po.util.FutureJVppCustomizer;
+import io.fd.honeycomb.translate.v3po.util.cache.DumpCacheManager;
+import io.fd.honeycomb.translate.v3po.util.cache.exceptions.execution.DumpExecutionFailedException;
+import java.util.Collections;
+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.EidTableBuilder;
+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.VniTableKey;
+import org.opendaylight.yangtools.concepts.Builder;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.openvpp.jvpp.core.dto.LispEidTableMapDetails;
+import org.openvpp.jvpp.core.dto.LispEidTableMapDetailsReplyDump;
+import org.openvpp.jvpp.core.future.FutureJVppCore;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Handles the reads of {@link VniTable} nodes
+ */
+public class VniTableCustomizer extends FutureJVppCustomizer
+        implements ListReaderCustomizer<VniTable, VniTableKey, VniTableBuilder> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(VniTableCustomizer.class);
+
+    private static final String LISP_TABLE_ID_DUMP = VniTableCustomizer.class.getName();
+    private final DumpCacheManager<LispEidTableMapDetailsReplyDump, Void> dumpManager;
+
+    public VniTableCustomizer(@Nonnull final FutureJVppCore futureJvpp) {
+        super(futureJvpp);
+        this.dumpManager = new DumpCacheManager.DumpCacheManagerBuilder<LispEidTableMapDetailsReplyDump, Void>()
+                .withExecutor(new VniTableDumpExecutor(futureJvpp))
+                .withNonEmptyPredicate(new VniTableDumpCheck())
+                .build();
+    }
+
+    private static VniTableKey detailsToKey(final LispEidTableMapDetails lispEidTableMapDetails) {
+        return new VniTableKey(Integer.valueOf(lispEidTableMapDetails.vni).longValue());
+
+    }
+
+    @Override
+    public void merge(@Nonnull final Builder<? extends DataObject> builder, @Nonnull final List<VniTable> readData) {
+        ((EidTableBuilder) builder).setVniTable(readData);
+    }
+
+    @Nonnull
+    @Override
+    public VniTableBuilder getBuilder(@Nonnull final InstanceIdentifier<VniTable> id) {
+        return new VniTableBuilder();
+    }
+
+    @Nonnull
+    @Override
+    public List<VniTableKey> getAllIds(@Nonnull final InstanceIdentifier<VniTable> id,
+                                       @Nonnull final ReadContext context)
+            throws ReadFailedException {
+        LOG.trace("Reading all IDS...");
+
+        Optional<LispEidTableMapDetailsReplyDump> optionalReply;
+        try {
+            optionalReply = dumpManager.getDump(LISP_TABLE_ID_DUMP, context.getModificationCache(), NO_PARAMS);
+        } catch (DumpExecutionFailedException e) {
+            throw new ReadFailedException(id, e);
+        }
+
+        if (!optionalReply.isPresent()) {
+            return Collections.emptyList();
+        }
+
+        LispEidTableMapDetailsReplyDump reply = optionalReply.get();
+        LOG.debug("Dumped ...");
+
+        // Just transform received details into a list of keys
+        final List<VniTableKey> collect = reply.lispEidTableMapDetails.stream().map(VniTableCustomizer::detailsToKey)
+                .collect(Collectors.toList());
+        LOG.debug("All IDs found: {} ...", collect);
+        return collect;
+    }
+
+    @Override
+    public void readCurrentAttributes(@Nonnull final InstanceIdentifier<VniTable> id,
+                                      @Nonnull final VniTableBuilder builder, @Nonnull final ReadContext ctx)
+            throws ReadFailedException {
+
+        checkState(id.firstKeyOf(VniTable.class) != null, "No VNI present");
+        VniTableKey key = new VniTableKey(id.firstKeyOf(VniTable.class).getVirtualNetworkIdentifier());
+
+        Optional<LispEidTableMapDetailsReplyDump> optionalReply;
+        try {
+            optionalReply = dumpManager.getDump(LISP_TABLE_ID_DUMP, ctx.getModificationCache(), NO_PARAMS);
+        } catch (DumpExecutionFailedException e) {
+            throw new ReadFailedException(id, e);
+        }
+
+        if (!optionalReply.isPresent()) {
+            return;
+        }
+
+        //transforming right away to single detail(specific request should do the magic)
+        LispEidTableMapDetails details =
+                optionalReply.get().lispEidTableMapDetails.stream().filter(a -> detailsToKey(a).equals(key))
+                        .collect(RWUtils.singleItemCollector());
+
+        builder.setVirtualNetworkIdentifier((long) details.vni);
+        builder.setTableId((long) details.vrf);
+    }
+}