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/**
 * ============LICENSE_START====================================================
 * org.onap.ccsdk
 * ===========================================================================
 * Copyright (c) 2023 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.ccsdk.apps.cadi.principal;

import java.security.Principal;

public class Kind {
    public static final char X509 = 'X';
    public static final char OAUTH = 'O';
    public static final char AAF_OAUTH='A';
    public static final char BASIC_AUTH = 'B';
    public static final char UNKNOWN = 'U';


    public static char getKind(final Principal principal) {
        Principal check;
        if (principal instanceof TrustPrincipal) {
            check = ((TrustPrincipal)principal).original();
        } else {
            check = principal;
        }
        if (check instanceof X509Principal) {
            return X509;
        }
        if (check instanceof OAuth2FormPrincipal) {
            // Note: if AAF, will turn into 'A'
            return OAUTH;
        }
        if (check instanceof BasicPrincipal) {
            return BASIC_AUTH;
        }
        return UNKNOWN;
    }
}