1 files changed, 46 insertions, 0 deletions
diff --git a/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/IntentProcessor.java b/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/IntentProcessor.java
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+++ b/framework/src/onos/core/net/src/main/java/org/onosproject/net/intent/impl/IntentProcessor.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 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 org.onosproject.net.intent.Intent;
+import org.onosproject.net.intent.IntentData;
+
+import java.util.List;
+import java.util.Optional;
+
+/**
+ * A collection of methods to process an intent.
+ *
+ * This interface is public, but intended to be used only by IntentManager and
+ * IntentProcessPhase subclasses stored under phase package.
+ */
+public interface IntentProcessor {
+
+    /**
+     * Compiles an intent recursively.
+     *
+     * @param intent intent
+     * @param previousInstallables previous intent installables
+     * @return result of compilation
+     */
+    List<Intent> compile(Intent intent, List<Intent> previousInstallables);
+
+    /**
+     * @param toUninstall Intent data describing flows to uninstall.
+     * @param toInstall Intent data describing flows to install.
+     */
+    void apply(Optional<IntentData> toUninstall, Optional<IntentData> toInstall);
+}