am.html?is-external=true" title="class or interface in java.io" class="externalLink">FilterOutputStream</a>
implements <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/DataOutput.html?is-external=true" title="class or interface in java.io" class="externalLink">DataOutput</a>, <a href="../matrix/data/MatrixBlockDataOutput.html" title="interface in org.apache.sysds.runtime.matrix.data">MatrixBlockDataOutput</a></pre>
<div class="block">This buffered output stream is essentially a 