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hibernate-orm
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Avoid new join sqm path creation when it already exists

This commit is contained in:
Andrea Boriero 2021-03-18 18:17:08 +01:00 committed by Steve Ebersole
parent 4144c4af4c
commit 3e32e15c0a
1 changed files with 9 additions and 3 deletions
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12
hibernate-core/src/main/java/org/hibernate/query/hql/internal/BasicDotIdentifierConsumer.java
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@ -144,13 +144,19 @@ public class BasicDotIdentifierConsumer implements DotIdentifierConsumer {
// identifier is an "unqualified attribute reference"
validateAsRoot( pathRootByExposedNavigable );
final SqmPathSource subPathSource = pathRootByExposedNavigable.getReferencedPathSource().findSubPathSource( identifier );
final SqmPath sqmPath = subPathSource.createSqmPath( pathRootByExposedNavigable, creationState );
SqmPath sqmPath = pathRootByExposedNavigable.getImplicitJoinPath( identifier );
if ( sqmPath == null ) {
final SqmPathSource subPathSource = pathRootByExposedNavigable.getReferencedPathSource()
.findSubPathSource( identifier );
sqmPath = subPathSource.createSqmPath( pathRootByExposedNavigable, creationState );
if ( !isTerminal ) {
pathRootByExposedNavigable.registerImplicitJoinPath( sqmPath );
}
}
if ( isTerminal ) {
return sqmPath;
}
else {
pathRootByExposedNavigable.registerImplicitJoinPath( sqmPath );
return new DomainPathPart( sqmPath );
}
}