--- /dev/null
+/*-
+ * ============LICENSE_START==========================================
+ * ONAP Portal
+ * ===================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ===================================================================
+ *
+ * Unless otherwise specified, all software contained herein is licensed
+ * under the Apache License, Version 2.0 (the "License");
+ * you may not use this software 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.
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed
+ * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
+ * you may not use this documentation except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation
+ * 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.
+ *
+ * ============LICENSE_END============================================
+ *
+ * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ */
+package org.onap.portalapp.portal.service;
+
+import java.util.Set;
+
+import org.onap.portalapp.portal.domain.EPUser;
+import org.onap.portalsdk.core.domain.MenuData;
+
+public interface EPLeftMenuService {
+
+ /**
+ * Builds a JSON suitable for populating the front-end left menu from the supplied set of menu items.
+ * @param user
+ *
+ * @param fullMenuSet
+ * @param roleFunctionSet
+ * @return JSON String of this form:
+ * <PRE>
+ * {"navItems":[
+ * {"name":"Home","imageSrc":"icon-location-pin","state":"root.applicationsHome"},
+ * ...
+ * ] }
+ * </PRE>
+ */
+ String getLeftMenuItems(EPUser user, Set<MenuData> fullMenuSet, Set<String> roleFunctionSet);
+}