jpountz commented on a change in pull request #1294: LUCENE-9074: Slice
Allocation Control Plane For Concurrent Searches
URL: https://github.com/apache/lucene-solr/pull/1294#discussion_r390514257
##########
File path: lucene/core/src/java/org/apache/lucene/search/IndexSearcher.java
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@@ -211,6 +213,18 @@ public IndexSearcher(IndexReaderContext context, Executor
executor) {
assert context.isTopLevel: "IndexSearcher's ReaderContext must be topLevel
for reader" + context.reader();
reader = context.reader();
this.executor = executor;
+ this.sliceExecutionControlPlane = executor == null ? null :
getSliceExecutionControlPlane(executor);
+ this.readerContext = context;
+ leafContexts = context.leaves();
+ this.leafSlices = executor == null ? null : slices(leafContexts);
+ }
+
+ // Package private for testing
+ IndexSearcher(IndexReaderContext context, Executor executor,
SliceExecutionControlPlane sliceExecutionControlPlane) {
+ assert context.isTopLevel: "IndexSearcher's ReaderContext must be topLevel
for reader" + context.reader();
+ reader = context.reader();
+ this.executor = executor;
+ this.sliceExecutionControlPlane = executor == null ? null :
sliceExecutionControlPlane;
Review comment:
My point was that it sounds like a bug on the caller of this constructor to
pass a null executor and a non-null sliceExecutionControlPlane? So I'd rather
have validation around it rather than be lenient and ignore the provided
sliceExecutionControlPlane if the executor is null?
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