Github user ajs6f commented on a diff in the pull request:
https://github.com/apache/jena/pull/233#discussion_r110183160
--- Diff:
jena-arq/src/main/java/org/apache/jena/sparql/core/thrift/IteratorCached.java
---
@@ -0,0 +1,21 @@
+package org.apache.jena.sparql.core.thrift;
+
+import java.util.Iterator;
+
+public abstract class IteratorCached<E> implements Iterator<E> {
--- End diff --
Since this class isn't actually caching the contents of the wrapped
`Iterator`, perhaps a Javadoc comment explaining its semantics? Presumably
subclasses are supposed to do caching of some kind (as below)?
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