EncryptionMetadata.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.provenance;

import java.io.Serializable;
import org.apache.commons.codec.binary.Hex;

public class EncryptionMetadata implements Serializable {
    protected String keyId;
    protected String algorithm;
    protected byte[] ivBytes;
    protected String version;
    protected int cipherByteLength;

    EncryptionMetadata() {
    }

    EncryptionMetadata(String keyId, String algorithm, byte[] ivBytes, String version, int cipherByteLength) {
        this.keyId = keyId;
        this.ivBytes = ivBytes;
        this.algorithm = algorithm;
        this.version = version;
        this.cipherByteLength = cipherByteLength;
    }

    @Override
    public String toString() {
        String sb = "AES Provenance Record Encryption Metadata" +
                " Key ID: " +
                keyId +
                " Algorithm: " +
                algorithm +
                " IV: " +
                Hex.encodeHexString(ivBytes) +
                " Version: " +
                version +
                " Cipher text length: " +
                cipherByteLength;
        return sb;
    }
}