io.cdap.plugin.gcp.crypto.Decryptor Maven / Gradle / Ivy
/*
* Copyright © 2020 Cask Data, Inc.
*
* 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.
*/
package io.cdap.plugin.gcp.crypto;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import java.io.IOException;
import java.nio.channels.SeekableByteChannel;
/**
* This interface defines the contract for creating decryption stream
*/
public interface Decryptor {
/**
* Opens a decrypted {@link SeekableByteChannel} for the given {@link Path}.
*/
SeekableByteChannel open(FileSystem fs, Path path, int bufferSize) throws IOException;
}