/**
 * ============LICENSE_START=======================================================
 * org.onap.aai
 * ================================================================================
 * 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.aai.introspection;

import org.onap.aai.introspection.exceptions.AAIUnknownObjectException;
import org.onap.aai.introspection.exceptions.AAIUnmarshallingException;
import org.onap.aai.restcore.MediaType;

import java.util.Map;

public abstract class Loader {

	private final Version version;
	private final ModelType modelType;
	
	/**
	 * Instantiates a new loader.
	 *
	 * @param version the version
	 * @param modelType the model type
	 * @param llBuilder the ll builder
	 */
	public Loader (Version version, ModelType modelType) {
		this.version = version;
		this.modelType = modelType;
	}
	
	/**
	 * Process.
	 *
	 * @param version the version
	 */
	protected abstract void process(Version version);
	
	/**
	 * Object from name.
	 *
	 * @param name the name
	 * @return the object
	 * @throws AAIUnknownObjectException 
	 */
	public abstract Object objectFromName(String name) throws AAIUnknownObjectException;
	
	/**
	 * Introspector from name.
	 *
	 * @param name the name
	 * @return the introspector
	 * @throws AAIUnknownObjectException 
	 */
	public abstract Introspector introspectorFromName(String name) throws AAIUnknownObjectException;
	
	/**
	 * Unmarshal.
	 *
	 * @param type the type
	 * @param json the json
	 * @param mediaType the media type
	 * @return the introspector
	 */
	public abstract Introspector unmarshal(String type, String json, MediaType mediaType) throws AAIUnmarshallingException;
	
	/**
	 * Unmarshal.
	 *
	 * @param type the type
	 * @param json the json
	 * @return the introspector
	 */
	public Introspector unmarshal(String type, String json) throws AAIUnmarshallingException {
		return unmarshal(type, json, MediaType.APPLICATION_JSON_TYPE);
	}

	
	/**
	 * Gets the model type.
	 *
	 * @return the model type
	 */
	public ModelType getModelType() {
		return this.modelType;
	}
	
	/**
	 * Gets the version.
	 *
	 * @return the version
	 */
	public Version getVersion() {
		return this.version;
	}
	
	public abstract Map<String, Introspector> getAllObjects();
}