1 files changed, 46 insertions, 0 deletions
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/PathNotFoundException.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/PathNotFoundException.java
new file mode 100644
index 00000000..c06e9fd2
--- /dev/null
+++ b/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/PathNotFoundException.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2014-2015 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.intent.impl;
+
+import com.google.common.base.MoreObjects;
+import org.onosproject.net.ElementId;
+import org.onosproject.net.intent.IntentException;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * An exception thrown when a path is not found.
+ */
+public class PathNotFoundException extends IntentException {
+    private static final long serialVersionUID = -2087045731049914733L;
+
+    private final ElementId source;
+    private final ElementId destination;
+
+    public PathNotFoundException(ElementId source, ElementId destination) {
+        super(String.format("No path from %s to %s", source, destination));
+        this.source = checkNotNull(source);
+        this.destination = checkNotNull(destination);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("source", source)
+                .add("destination", destination)
+                .toString();
+    }
+}