/*
 * ============LICENSE_START=======================================================
 * PNF-REGISTRATION-HANDLER
 * ================================================================================
 * Copyright (C) 2020 Nokia. 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.integration.simulators.nfsimulator.vesclient.simulator.client.utils.ssl;

import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.security.GeneralSecurityException;
import java.security.KeyStore;

class CertificateReader {

    KeyStore read(String certificatePath, String passwordPath, String type) throws GeneralSecurityException, IOException {
        try (InputStream keyStoreStream = new FileInputStream(certificatePath)) {
            KeyStore keyStore = KeyStore.getInstance(type);
            keyStore.load(keyStoreStream, readPassword(passwordPath));
            return keyStore;
        }
    }

    char[] readPassword(String passwordPath) throws IOException {
        final String password = Files.readString(Path.of(passwordPath));
        return PasswordConverter.convert(password);
    }

}