1 files changed, 124 insertions, 0 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/IntentOperation.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/IntentOperation.java
new file mode 100644
index 00000000..1b51b4f3
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/IntentOperation.java
@@ -0,0 +1,124 @@
+/*
+ * 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;
+
+
+import com.google.common.annotations.Beta;
+
+import java.util.Objects;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Abstraction of an intent-related operation, e.g. add, remove, replace.
+ */
+@Beta
+public final class IntentOperation {
+
+    private final Type type;
+    private final Intent intent;
+
+    /**
+     * Operation type.
+     */
+    public enum Type {
+        /**
+         * Indicates that an intent should be added.
+         */
+        SUBMIT,
+
+        /**
+         * Indicates that an intent should be removed.
+         */
+        WITHDRAW,
+    }
+
+    /**
+     * Creates an intent operation.
+     *
+     * @param type     operation type
+     * @param intent   intent subject
+     */
+    public IntentOperation(Type type, Intent intent) {
+        this.type = checkNotNull(type);
+        this.intent = intent;
+    }
+
+    /**
+     * Returns the type of the operation.
+     *
+     * @return operation type
+     */
+    public Type type() {
+        return type;
+    }
+
+    /**
+     * Returns the identifier of the intent to which this operation applies.
+     *
+     * @return intent identifier
+     */
+    public IntentId intentId() {
+        return intent.id();
+    }
+
+    /**
+     * Returns the key for this intent.
+     *
+     * @return key value
+     */
+    public Key key() {
+        return intent.key();
+    }
+
+    /**
+     * Returns the intent to which this operation applied. For remove,
+     * this can be null.
+     *
+     * @return intent that is the subject of the operation; null for remove
+     */
+    public Intent intent() {
+        return intent;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(type, intent);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null || getClass() != obj.getClass()) {
+            return false;
+        }
+        final IntentOperation other = (IntentOperation) obj;
+        return Objects.equals(this.type, other.type) &&
+                Objects.equals(this.intent, other.intent);
+    }
+
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("type", type)
+                .add("intent", intent)
+                .toString();
+    }
+}