Define a Criterion for IndexedLambda
Resolve ONOS-1845
Change-Id: Ic6f0ea2572e83c10444d7452debfd302149dc994
diff --git a/core/api/src/main/java/org/onosproject/net/flow/criteria/IndexedLambdaCriterion.java b/core/api/src/main/java/org/onosproject/net/flow/criteria/IndexedLambdaCriterion.java
new file mode 100644
index 0000000..824e00e
--- /dev/null
+++ b/core/api/src/main/java/org/onosproject/net/flow/criteria/IndexedLambdaCriterion.java
@@ -0,0 +1,80 @@
+/*
+ * 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.net.flow.criteria;
+
+import com.google.common.base.MoreObjects;
+import org.onosproject.net.IndexedLambda;
+
+import java.util.Objects;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Implementation of indexed lambda criterion.
+ */
+public class IndexedLambdaCriterion implements Criterion {
+
+ private final IndexedLambda lambda;
+
+ /**
+ * Creates a criterion with the specified value.
+ *
+ * @param lambda lambda index number
+ */
+ IndexedLambdaCriterion(IndexedLambda lambda) {
+ this.lambda = checkNotNull(lambda);
+ }
+
+ @Override
+ public Type type() {
+ // TODO: consider defining a new specific type
+ // Now OCH_SIGID is used due to compatibility concerns
+ return Type.OCH_SIGID;
+ }
+
+ /**
+ * Returns the indexed lambda to match.
+ *
+ * @return the indexed lambda to match
+ */
+ public IndexedLambda lambda() {
+ return lambda;
+ }
+
+ @Override
+ public int hashCode() {
+ return Objects.hash(lambda);
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (!(obj instanceof IndexedLambdaCriterion)) {
+ return false;
+ }
+ final IndexedLambdaCriterion that = (IndexedLambdaCriterion) obj;
+ return Objects.equals(this.lambda, that.lambda);
+ }
+
+ @Override
+ public String toString() {
+ return MoreObjects.toStringHelper(this)
+ .add("lambda", lambda)
+ .toString();
+ }
+}