ata and auxiliary parameters, as defined in the subclasses.
 Under the protection of the envelope, the data blob may be evicted to
 the file system; then the subclass must set its reference to <code>null</code>
 to allow Java garbage collection. If other parts of the system continue
 keep references to the cache block, its eviction will not release any memory.</div>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../../../serialized-form.html#org.apache.sysds.runtime.controlprogr