Starting point for designing a resource manager API.
diff --git a/core/api/src/main/java/org/onlab/onos/net/resource/Lambda.java b/core/api/src/main/java/org/onlab/onos/net/resource/Lambda.java
new file mode 100644
index 0000000..86ea08e
--- /dev/null
+++ b/core/api/src/main/java/org/onlab/onos/net/resource/Lambda.java
@@ -0,0 +1,58 @@
+package org.onlab.onos.net.resource;
+
+import java.util.Objects;
+
+/**
+ * Representation of lambda resource.
+ */
+public final class Lambda extends LinkResource {
+
+ private final int lambda;
+
+ /**
+ * Creates a new instance with given lambda.
+ *
+ * @param lambda lambda value to be assigned
+ */
+ private Lambda(int lambda) {
+ this.lambda = lambda;
+ }
+
+ /**
+ * Creates a new instance with given lambda.
+ *
+ * @param lambda lambda value to be assigned
+ * @return {@link Lambda} instance with given lambda
+ */
+ public static Lambda valueOf(int lambda) {
+ return new Lambda(lambda);
+ }
+
+ /**
+ * Returns lambda as an int value.
+ * @return lambda as an int value
+ */
+ public int toInt() {
+ return lambda;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (obj instanceof Lambda) {
+ Lambda that = (Lambda) obj;
+ return Objects.equals(this.lambda, that.lambda);
+ }
+ return false;
+ }
+
+ @Override
+ public int hashCode() {
+ return Objects.hashCode(this.lambda);
+ }
+
+ @Override
+ public String toString() {
+ return String.valueOf(this.lambda);
+ }
+
+}