fiftyone.mobile.detection.readers.SourceMemory Maven / Gradle / Ivy
/* *********************************************************************
* This Source Code Form is copyright of 51Degrees Mobile Experts Limited.
* Copyright © 2017 51Degrees Mobile Experts Limited, 5 Charlotte Close,
* Caversham, Reading, Berkshire, United Kingdom RG4 7BY
*
* This Source Code Form is the subject of the following patents and patent
* applications, owned by 51Degrees Mobile Experts Limited of 5 Charlotte
* Close, Caversham, Reading, Berkshire, United Kingdom RG4 7BY:
* European Patent No. 2871816;
* European Patent Application No. 17184134.9;
* United States Patent Nos. 9,332,086 and 9,350,823; and
* United States Patent Application No. 15/686,066.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0.
*
* If a copy of the MPL was not distributed with this file, You can obtain
* one at http://mozilla.org/MPL/2.0/.
*
* This Source Code Form is ?Incompatible With Secondary Licenses?, as
* defined by the Mozilla Public License, v. 2.0.
* ********************************************************************* */
package fiftyone.mobile.detection.readers;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
/**
* Encapsulates a byte array containing the uncompressed data structures
* used by the data set.
*
* Objects of this class should not be created directly as they are part of the
* internal logic.
*/
public class SourceMemory extends SourceBase {
/**
* The buffer containing the source data.
*/
private final byte[] buffer;
/**
* Creates the source from the byte array provided.
*
* @param buffer Byte array source of the data.
*/
public SourceMemory(byte[] buffer) {
this.buffer = buffer;
}
/**
* Creates a new ByteBuffer from the bytes array.
*
* @return new ByteBuffer from the bytes array.
*/
@Override
ByteBuffer createStream() {
ByteBuffer byteBuffer = ByteBuffer.wrap(buffer);
byteBuffer.order(ByteOrder.LITTLE_ENDIAN);
return byteBuffer;
}
@Override
public void close() throws IOException {
// Nothing to do.
}
}