[ONOS-3284] Add nicira extension of setNshSpi instruction to onos
Change-Id: I341b40e347fad832e0abc24f73099e1935730c6f
diff --git a/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshSpi.java b/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshSpi.java
new file mode 100644
index 0000000..2535870
--- /dev/null
+++ b/drivers/src/main/java/org/onosproject/driver/extensions/NiciraSetNshSpi.java
@@ -0,0 +1,104 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * 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 org.onosproject.driver.extensions;
+
+import java.util.Objects;
+
+import org.onlab.util.KryoNamespace;
+import org.onosproject.net.flow.instructions.AbstractExtensionTreatment;
+import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
+import org.onosproject.store.serializers.Ip4AddressSerializer;
+
+import com.google.common.base.MoreObjects;
+
+/**
+ * Nicira set NSH SPI extension instruction.
+ */
+public class NiciraSetNshSpi extends AbstractExtensionTreatment {
+
+ private int nshSpi;
+
+ private final KryoNamespace appKryo = new KryoNamespace.Builder()
+ .register(new Ip4AddressSerializer(), Integer.class)
+ .register(byte[].class)
+ .build();
+
+ /**
+ * Creates a new set nsh spi instruction.
+ */
+ NiciraSetNshSpi() {
+ nshSpi = 0;
+ }
+
+ /**
+ * Creates a new set nsh spi instruction with given spi.
+ *
+ * @param nshSpi nsh service path index
+ */
+ NiciraSetNshSpi(int nshSpi) {
+ this.nshSpi = nshSpi;
+ }
+
+ /**
+ * Gets the nsh service path index.
+ *
+ * @return nsh service path index
+ */
+ public int nshSpi() {
+ return nshSpi;
+ }
+
+ @Override
+ public ExtensionTreatmentType type() {
+ return ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SPI.type();
+ }
+
+ @Override
+ public void deserialize(byte[] data) {
+ nshSpi = appKryo.deserialize(data);
+ }
+
+ @Override
+ public byte[] serialize() {
+ return appKryo.serialize(nshSpi);
+ }
+
+ @Override
+ public int hashCode() {
+ return Objects.hash(nshSpi);
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj instanceof NiciraSetNshSpi) {
+ NiciraSetNshSpi that = (NiciraSetNshSpi) obj;
+ return Objects.equals(nshSpi, that.nshSpi);
+
+ }
+ return false;
+ }
+
+ @Override
+ public String toString() {
+ return MoreObjects.toStringHelper(getClass())
+ .add("nshSpi", nshSpi)
+ .toString();
+ }
+}