2022-09-20 15:40:53 +02:00

101 lines
2.5 KiB
Java

/*
* ******************************************************************************
* *
* *
* * This program and the accompanying materials are made available under the
* * terms of the Apache License, Version 2.0 which is available at
* * https://www.apache.org/licenses/LICENSE-2.0.
* *
* * See the NOTICE file distributed with this work for additional
* * information regarding copyright ownership.
* * 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.
* *
* * SPDX-License-Identifier: Apache-2.0
* *****************************************************************************
*/
package org.deeplearning4j.core.storage;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Serializable;
import java.nio.ByteBuffer;
public interface Persistable extends Serializable {
/**
* Get the session id
* @return
*/
String getSessionID();
/**
* Get the type id
* @return
*/
String getTypeID();
/**
* Get the worker id
* @return
*/
String getWorkerID();
/**
* Get when this was created.
* @return
*/
long getTimeStamp();
//SerDe methods:
/**
* Length of the encoding, in bytes, when using {@link #encode()}
* Length may be different using {@link #encode(OutputStream)}, due to things like stream headers
* @return
*/
int encodingLengthBytes();
byte[] encode();
/**
* Encode this persistable in to a {@link ByteBuffer}
* @param buffer
*/
void encode(ByteBuffer buffer);
/**
* Encode this persistable in to an output stream
* @param outputStream
* @throws IOException
*/
void encode(OutputStream outputStream) throws IOException;
/**
* Decode the content of the given
* byte array in to this persistable
* @param decode
*/
void decode(byte[] decode);
/**
* Decode from the given {@link ByteBuffer}
* @param buffer
*/
void decode(ByteBuffer buffer);
/**
* Decode from the given input stream
* @param inputStream
* @throws IOException
*/
void decode(InputStream inputStream) throws IOException;
}