@Override
public void write(byte[] b, int off, int len) throws IOException {
if (!isOpen()) {
throw new IOException("write(len=" + len + ") Stream has been closed");
}
sink.receive(b, off, len);
}
@Override
public void close() throws IOException {
if (isOpen()) {
try {
sink.eof();
} finally {
closed = true;
}
}
}
