ByteArrayUploadDataProvider.java
/*
* Copyright (C) 2016 The Android Open Source Project
*
* 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 androidx.media3.datasource.cronet;
import static java.lang.Math.min;
import java.io.IOException;
import java.nio.ByteBuffer;
import org.chromium.net.UploadDataProvider;
import org.chromium.net.UploadDataSink;
/** A {@link UploadDataProvider} implementation that provides data from a {@code byte[]}. */
/* package */ final class ByteArrayUploadDataProvider extends UploadDataProvider {
private final byte[] data;
private int position;
public ByteArrayUploadDataProvider(byte[] data) {
this.data = data;
}
@Override
public long getLength() {
return data.length;
}
@Override
public void read(UploadDataSink uploadDataSink, ByteBuffer byteBuffer) throws IOException {
int readLength = min(byteBuffer.remaining(), data.length - position);
byteBuffer.put(data, position, readLength);
position += readLength;
uploadDataSink.onReadSucceeded(false);
}
@Override
public void rewind(UploadDataSink uploadDataSink) throws IOException {
position = 0;
uploadDataSink.onRewindSucceeded();
}
}