Jira-ID: CRNT-25926

Carnot.Engine.Tuning.Query.DescriptorPrefetchDataDiscriminationThreshold=0 behaves unexpected

git-svn-id: http://emeafrazerg/svn/ipp/product/trunk/stardust/engine@59247 8100b5e0-4d52-466c-ae9c-bdeccbdeaf6b

1 files changed, 6 insertions, 3 deletions

diff --git a/stardust-engine-core/src/main/java/org/eclipse/stardust/engine/api/query/ProcessQueryPostprocessor.java b/stardust-engine-core/src/main/java/org/eclipse/stardust/engine/api/query/ProcessQueryPostprocessor.java
index 8b1ab66..15c47da 100644
--- a/stardust-engine-core/src/main/java/org/eclipse/stardust/engine/api/query/ProcessQueryPostprocessor.java
+++ b/stardust-engine-core/src/main/java/org/eclipse/stardust/engine/api/query/ProcessQueryPostprocessor.java
@@ -969,9 +969,12 @@ public class ProcessQueryPostprocessor
                      timeout, prefetchNParallelData, prefetchNParallelInstances,

                      prefetchDataDiscriminationThreshold);

             }

-            performPrefetchStructured(dataRtOidsStructured, nData, piSet, timeout,

-                  prefetchNParallelData, prefetchNParallelInstances,

-                  prefetchDataDiscriminationThreshold);

+            if (!dataRtOidsStructured.isEmpty())
+            {
+               performPrefetchStructured(dataRtOidsStructured, nData, piSet, timeout,
+                     prefetchNParallelData, prefetchNParallelInstances,
+                     prefetchDataDiscriminationThreshold);
+            }
          }

       }

    }