/**
 * ============LICENSE_START====================================================
 * org.onap.aaf
 * ===========================================================================
 * Copyright (c) 2018 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====================================================
 *
 */

package org.onap.aaf.cadi.taf;

import java.io.IOException;

import org.onap.aaf.cadi.Access;
import org.onap.aaf.cadi.principal.TaggedPrincipal;
import org.onap.aaf.cadi.util.Timing;

/**
 * A Punt Resp to make it fast and easy for a Taf to respond that it cannot handle a particular kind of
 * request.  It is always the same object, so there is no cost for memory, etc.
 * @author Jonathan
 *
 */
public class PuntTafResp implements TafResp {
	private final String name;
	private final String desc;
	private float timing;

	public PuntTafResp(String name, String explanation) {
		this.name = name;
		desc = "Not processing this transaction: " + explanation;
	}
	
	public boolean isValid() {
		return false;
	}
	
	public RESP isAuthenticated() {
		return RESP.TRY_ANOTHER_TAF;
	}
	
	public String desc() {
		return desc;
	}
	
	public RESP authenticate() throws IOException {
		return RESP.TRY_ANOTHER_TAF;
	}

	public TaggedPrincipal getPrincipal() {
		return null;
	}

	public Access getAccess() {
		return NullTafResp.singleton().getAccess();
	}

	public boolean isFailedAttempt() {
		return false;
	}

	@Override
	public float timing() {
		return timing;
	}

	@Override
	public void timing(long start) {
		timing = Timing.millis(start);
	}
	
	@Override
	public String taf() {
		return name;
	}

}