1 files changed, 64 insertions, 0 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/AsymmetricPathConstraint.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/AsymmetricPathConstraint.java
new file mode 100644
index 00000000..e0f8614c
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/AsymmetricPathConstraint.java
@@ -0,0 +1,64 @@
+/*
+ * Copyright 2014 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.intent.constraint;
+
+import com.google.common.annotations.Beta;
+import org.onosproject.net.Link;
+import org.onosproject.net.Path;
+import org.onosproject.net.intent.Constraint;
+import org.onosproject.net.resource.link.LinkResourceService;
+
+import java.util.Objects;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+/**
+ * Constraint that serves as a request for asymmetric bi-directional path.
+ */
+@Beta
+public class AsymmetricPathConstraint implements Constraint {
+
+    @Override
+    public double cost(Link link, LinkResourceService resourceService) {
+        return 1;
+    }
+
+    @Override
+    public boolean validate(Path path, LinkResourceService resourceService) {
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hashCode(true);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null || getClass() != obj.getClass()) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this).toString();
+    }
+}