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/*******************************************************************************
 *  ============LICENSE_START=======================================================
 *  org.onap.dmaap
 *  ================================================================================
 *  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 com.att.nsa.mr.client;

import org.slf4j.Logger;


public interface MRClient
{
	/**
	 * An exception at the MR layer. This is used when the HTTP transport
	 * layer returns a success code but the transaction is not completed as expected.
	 */
	public class MRApiException extends Exception
	{
		private static final long serialVersionUID = 1L;
		public MRApiException ( String msg ) { super ( msg ); }
		public MRApiException ( String msg, Throwable t ) { super ( msg, t ); }
	}

	/**
	 * Optionally set the Logger to use
	 * @param log log
	 */
	void logTo ( Logger log );

	/**
	 * Set the API credentials for this client connection. Subsequent calls will
	 * include authentication headers.who i 
	 */
	/**
	 * @param apiKey apikey
	 * @param apiSecret apisec
	 */
	void setApiCredentials ( String apiKey, String apiSecret );

	/**
	 * Remove API credentials, if any, on this connection. Subsequent calls will not include
	 * authentication headers.
	 */
	void clearApiCredentials ();

	/**
	 * Close this connection. Some client interfaces have additional close capability.
	 */
	void close ();
}