/*******************************************************************************
 * ============LICENSE_START====================================================
 * * org.onap.aaf
 * * ===========================================================================
 * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
 * * ===========================================================================
 * * 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.
 * * ============LICENSE_END====================================================
 * *
 * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
 * *
 ******************************************************************************/
package org.onap.aaf.inno.env;

import java.util.List;

public interface Store {
	/**
	 * Returns the Slot assigned to the supplied name.
	 * 
	 * @param name
	 * 			The name of the Slot to acquire.
	 * @return
	 * 			The Slot associated with the supplied name.
	 */
	public abstract Slot slot(String name);

	/**
	 * Returns the existing Slot associated with the supplied name, or null if it doesn't exist.
	 * 
	 * @param name
	 * 			The name of the Slot to get.
	 * @return
	 * 			The Slot assigned to the supplied name, or null if it doesn't exist.
	 * 			
	 */
	public abstract Slot existingSlot(String name);

	/**
	 * Returns the names used while creating Slots in a List
	 * 
	 * @return
	 */
	public abstract List<String> existingSlotNames();

	/**
	 * Returns the StaticSlot assigned to the supplied name.
	 * 
	 * @param name
	 * 			The name of the StaticSlot to acquire.
	 * @return
	 * 			The StaticSlot associated with the supplied name.
	 */
	public abstract StaticSlot staticSlot(String name);

	/**
	 * Returns the names used while creating Static Slots in a List
	 * 
	 * @return
	 */
	public abstract List<String> existingStaticSlotNames();
	
	/**
	 * Store the supplied value in the StaticSlot of the Organizer's static state.
	 * 
	 * @param slot
	 * 			The StaticSlot used to store the object.
	 * @param value
	 * 			The object to store.
	 */
	public abstract void put(StaticSlot slot, Object value);

	/**
	 * Returns an Object from the Organizer's static state, or the Default if null
	 * 
	 * @param slot
	 * 			The StaticSlot to retrieve the data from.
	 * @return
	 * 			The Object located in the supplied StaticSlot of the Organizer's static state.
	 */
	public abstract<T> T get(StaticSlot slot, T dflt);

	/**
	 * Returns an Object from the Organizer's static state 
	 * 
	 * @param slot
	 * 			The StaticSlot to retrieve the data from.
	 * @return
	 * 			The Object located in the supplied StaticSlot of the Organizer's static state.
	 */
	public abstract<T> T get(StaticSlot slot);

//	/** 
//	 * Transfer (targeted) Args to Slots
//	 * 
//	 * Transfer Strings with format "tag=value" into Static Slots
//	 */
//	public abstract void transfer(String args[], String ... tagss);
}