org.apache.parquet.crypto.InternalColumnDecryptionSetup Maven / Gradle / Ivy

Go to download
/*
 * 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.parquet.crypto;

import org.apache.parquet.format.BlockCipher;
import org.apache.parquet.hadoop.metadata.ColumnPath;

public class InternalColumnDecryptionSetup {

  private final ColumnPath columnPath;
  private final boolean isEncrypted;
  private final boolean isEncryptedWithFooterKey;
  private final BlockCipher.Decryptor dataDecryptor;
  private final BlockCipher.Decryptor metaDataDecryptor;
  private final int columnOrdinal;
  private final byte[] keyMetadata;

  InternalColumnDecryptionSetup(ColumnPath path, boolean encrypted, 
      boolean isEncryptedWithFooterKey, BlockCipher.Decryptor dataDecryptor, 
      BlockCipher.Decryptor metaDataDecryptor, int columnOrdinal, byte[] keyMetadata) {
    this.columnPath = path;
    this.isEncrypted = encrypted;
    this.isEncryptedWithFooterKey = isEncryptedWithFooterKey;
    this.dataDecryptor = dataDecryptor;
    this.metaDataDecryptor = metaDataDecryptor;
    this.columnOrdinal = columnOrdinal;
    this.keyMetadata = keyMetadata;
  }

  public boolean isEncrypted() {
    return isEncrypted;
  }

  public BlockCipher.Decryptor getDataDecryptor() {
    return dataDecryptor;
  }

  public BlockCipher.Decryptor getMetaDataDecryptor() {
    return metaDataDecryptor;
  }

  boolean isEncryptedWithFooterKey() {
    return isEncryptedWithFooterKey;
  }

  ColumnPath getPath() {
    return columnPath;
  }

  public int getOrdinal() {
    return columnOrdinal;
  }

  byte[] getKeyMetadata() {
    return keyMetadata;
  }
}