ONOS-2997 Cleaned up the package name-space and the REST API of the ACL app; REST API needs more work and should use codecs.

Change-Id: Ibb52740befb99185f9495b54994903fadf9f79bc
diff --git a/apps/acl/src/main/java/org/onosproject/acl/AclService.java b/apps/acl/src/main/java/org/onosproject/acl/AclService.java
new file mode 100644
index 0000000..487a676
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+++ b/apps/acl/src/main/java/org/onosproject/acl/AclService.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ * Originally created by Pengfei Lu, Network and Cloud Computing Laboratory, Dalian University of Technology, China
+ * Advisers: Keqiu Li, Heng Qi and Haisheng Yu
+ * This work is supported by the State Key Program of National Natural Science of China(Grant No. 61432002)
+ * and Prospective Research Project on Future Networks in Jiangsu Future Networks Innovation Institute.
+ *
+ * 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.acl;
+
+import java.util.List;
+
+/**
+ * Service interface exported by ACL application.
+ */
+public interface AclService {
+
+    /**
+     * Gets a list containing all ACL rules.
+     *
+     * @return a list containing all ACL rules
+     */
+    List<AclRule> getAclRules();
+
+    /**
+     * Adds a new ACL rule.
+     *
+     * @param rule ACL rule
+     * @return true if successfully added, otherwise false
+     */
+    boolean addAclRule(AclRule rule);
+
+    /**
+     * Removes an exsiting ACL rule by rule id.
+     *
+     * @param ruleId ACL rule identifier
+     */
+    void removeAclRule(RuleId ruleId);
+
+    /**
+     * Clears ACL and resets all.
+     */
+    void clearAcl();
+
+}
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