1 files changed, 61 insertions, 0 deletions
diff --git a/infra/minimal-distribution/src/main/java/io/fd/honeycomb/infra/distro/data/InmemoryDOMDataBrokerProvider.java b/infra/minimal-distribution/src/main/java/io/fd/honeycomb/infra/distro/data/InmemoryDOMDataBrokerProvider.java
new file mode 100644
index 000000000..7db2f7856
--- /dev/null
+++ b/infra/minimal-distribution/src/main/java/io/fd/honeycomb/infra/distro/data/InmemoryDOMDataBrokerProvider.java
@@ -0,0 +1,61 @@
+/*
+ * 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.infra.distro.data;
+
+import com.google.inject.Inject;
+import com.google.inject.name.Named;
+import io.fd.honeycomb.infra.distro.ProviderTrait;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.concurrent.ExecutorService;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitDeadlockException;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
+import org.opendaylight.controller.md.sal.dom.broker.impl.SerializedDOMDataBroker;
+import org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore;
+import org.opendaylight.controller.sal.core.spi.data.DOMStore;
+import org.opendaylight.yangtools.util.concurrent.DeadlockDetectingListeningExecutorService;
+import org.opendaylight.yangtools.util.concurrent.SpecialExecutors;
+
+public final class InmemoryDOMDataBrokerProvider extends ProviderTrait<DOMDataBroker> {
+
+    public static final String CONFIG = "config";
+    public static final String OPERATIONAL = "operational";
+
+    @Inject
+    @Named(InmemoryDOMDataBrokerProvider.CONFIG)
+    private InMemoryDOMDataStore cfgDataStore;
+    @Inject
+    @Named(InmemoryDOMDataBrokerProvider.OPERATIONAL)
+    private InMemoryDOMDataStore operDataStore;
+
+    @Override
+    protected SerializedDOMDataBroker create() {
+        // This Databroker is dedicated for netconf metadata, not expected to be under heavy load
+        ExecutorService listenableFutureExecutor =
+                SpecialExecutors.newBlockingBoundedCachedThreadPool(1, 100, "commits");
+        ExecutorService commitExecutor = SpecialExecutors.newBoundedSingleThreadExecutor(100, "WriteTxCommit");
+        // TODO try to provide more lightweight implementation of DataBroker, maybe a single executor would be enough
+
+        Map<LogicalDatastoreType, DOMStore> map = new LinkedHashMap<>();
+        map.put(LogicalDatastoreType.CONFIGURATION, cfgDataStore);
+        map.put(LogicalDatastoreType.OPERATIONAL, operDataStore);
+
+        return new SerializedDOMDataBroker(map, new DeadlockDetectingListeningExecutorService(commitExecutor,
+                TransactionCommitDeadlockException.DEADLOCK_EXCEPTION_SUPPLIER, listenableFutureExecutor));
+    }
+}