/*
* Copyright (c) 2014, 2015, Dynatrace and/or its affiliates. All rights reserved.
*
* This file is part of the Lock Contention Tracing Subsystem for the HotSpot
* Virtual Machine, which is developed at Christian Doppler Laboratory on
* Monitoring and Evolution of Very-Large-Scale Software Systems. Please
* contact us at if you need additional information
* or have any questions.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work. If not, see .
*
*/
package sun.evtracing.processing.io;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.channels.WritableByteChannel;
class CountingWritableByteChannel implements WritableByteChannel {
private final WritableByteChannel inner;
private long bytesWritten;
public CountingWritableByteChannel(WritableByteChannel inner) {
this.inner = inner;
}
@Override
public boolean isOpen() {
return inner.isOpen();
}
@Override
public void close() throws IOException {
inner.close();
}
@Override
public int write(ByteBuffer src) throws IOException {
int written = inner.write(src);
bytesWritten += written;
return written;
}
public long bytesWritten() {
return bytesWritten;
}
public void resetBytesWritten() {
bytesWritten = 0;
}
}