Aklakan commented on code in PR #3184:
URL: https://github.com/apache/jena/pull/3184#discussion_r2217426229
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jena-arq/src/main/java/org/apache/jena/sparql/exec/tracker/ChainingQueryDispatcherExecTracker.java:
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@@ -0,0 +1,32 @@
+package org.apache.jena.sparql.exec.tracker;
+
+import org.apache.jena.query.Query;
+import org.apache.jena.query.Syntax;
+import org.apache.jena.sparql.core.DatasetGraph;
+import org.apache.jena.sparql.engine.binding.Binding;
+import org.apache.jena.sparql.engine.dispach.ChainingQueryDispatcher;
+import org.apache.jena.sparql.engine.dispach.QueryDispatcher;
+import org.apache.jena.sparql.exec.QueryExec;
+import org.apache.jena.sparql.util.Context;
+
+public class ChainingQueryDispatcherExecTracker
+ implements ChainingQueryDispatcher
+{
+ @Override
+ public QueryExec create(Query query, DatasetGraph dsg, Binding
initialBinding, Context context,
+ QueryDispatcher chain) {
+ QueryExec delegate = chain.create(query, dsg, initialBinding, context);
+ QueryExec result = TaskTrackerRegistry.track(context, delegate);
+ TaskTrackerRegistry.remove(context);
+ return result;
+ }
Review Comment:
Relevant code for intercepting query execution construction over a dataset
graph using the newly proposed dispatcher system. Here, execution tracking is
added.
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