nifi-commons/nifi-security-kms/src/main/java/org/apache/nifi/security/kms/FileBasedKeyProvider.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */
package org.apache.nifi.security.kms;

import org.apache.nifi.security.kms.reader.StandardFileBasedKeyReader;
import org.apache.nifi.security.kms.reader.FileBasedKeyReader;

import java.nio.file.Path;
import javax.crypto.SecretKey;

/**
 * File Based Key Provider reads encrypted Secret Keys from a properties file containing one or more entries
 */
public class FileBasedKeyProvider extends StaticKeyProvider {
    private static final FileBasedKeyReader READER = new StandardFileBasedKeyReader();

    public FileBasedKeyProvider(final Path location, final SecretKey rootKey) {
        super(READER.readSecretKeys(location, rootKey));
    }
}