--- /dev/null 2016-10-25 08:46:44.038854975 +0200
+++ new/src/share/classes/sun/evtracing/processing/io/CountingWritableByteChannel.java 2016-10-25 10:40:47.751803061 +0200
@@ -0,0 +1,63 @@
+/*
+ * 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;
+ }
+}
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