diff --git a/core/net/src/main/java/org/onlab/onos/impl/DefaultApplicationId.java b/core/net/src/main/java/org/onlab/onos/impl/DefaultApplicationId.java
new file mode 100644
index 0000000..04012db
--- /dev/null
+++ b/core/net/src/main/java/org/onlab/onos/impl/DefaultApplicationId.java
@@ -0,0 +1,52 @@
+package org.onlab.onos.impl;
+
+import java.util.Objects;
+
+import org.onlab.onos.ApplicationId;
+
+/**
+ * Application id generator class.
+ */
+public class DefaultApplicationId implements ApplicationId {
+
+
+    private final short id;
+    private final String name;
+
+
+    // Ban public construction
+    protected DefaultApplicationId(Short id, String identifier) {
+        this.id = id;
+        this.name = identifier;
+    }
+
+    @Override
+    public short id() {
+        return id;
+    }
+
+    @Override
+    public String name() {
+        return name;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (!(obj instanceof DefaultApplicationId)) {
+            return false;
+        }
+        DefaultApplicationId other = (DefaultApplicationId) obj;
+        return Objects.equals(this.id, other.id);
+    }
+}