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[genius.git] / interfacemanager / interfacemanager-impl / src / main / java / org / opendaylight / genius / interfacemanager / listeners / MigrationInProgressCache.java

diff --git a/interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/listeners/MigrationInProgressCache.java b/interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/listeners/MigrationInProgressCache.java
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index 0000000..f39e14d
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+++ b/interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/listeners/MigrationInProgressCache.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2019 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.genius.interfacemanager.listeners;
+
+import java.util.Optional;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+import javax.inject.Singleton;
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
+
+@Singleton
+public class MigrationInProgressCache {
+    @NonNull
+    private final ConcurrentMap<String, NodeConnectorId> migrationInProgressCache = new ConcurrentHashMap<>();
+
+    protected void put(@NonNull String interfaceName, NodeConnectorId nodeConnectorId) {
+        migrationInProgressCache.put(interfaceName, nodeConnectorId);
+    }
+
+    protected void remove(@NonNull String interfaceName) {
+        migrationInProgressCache.remove(interfaceName);
+    }
+
+    public Optional<NodeConnectorId> get(@NonNull String interfaceName) {
+        return Optional.ofNullable(migrationInProgressCache.get(interfaceName));
+    }
+}
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