From 55465cecbe77f8dc9d17030bf54ad698216284b3 Mon Sep 17 00:00:00 2001
From: Eric Long <elong@jumpmind.com>
Date: Tue, 12 May 2020 10:59:02 -0400
Subject: [PATCH] 0004394: Extract statistics can be overwritten and
 inaccurrate

---
 .../service/impl/DataExtractorService.java    | 20 ++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/symmetric-core/src/main/java/org/jumpmind/symmetric/service/impl/DataExtractorService.java b/symmetric-core/src/main/java/org/jumpmind/symmetric/service/impl/DataExtractorService.java
index 8ab3ad5a3e..a2b2ad75a5 100644
--- a/symmetric-core/src/main/java/org/jumpmind/symmetric/service/impl/DataExtractorService.java
+++ b/symmetric-core/src/main/java/org/jumpmind/symmetric/service/impl/DataExtractorService.java
@@ -42,6 +42,7 @@
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
+import java.util.Map.Entry;
 import java.util.Set;
 import java.util.concurrent.Callable;
 import java.util.concurrent.CancellationException;
@@ -78,7 +79,6 @@
 import org.jumpmind.db.sql.ISqlRowMapper;
 import org.jumpmind.db.sql.ISqlTransaction;
 import org.jumpmind.db.sql.Row;
-import org.jumpmind.db.sql.SqlException;
 import org.jumpmind.exception.IoException;
 import org.jumpmind.symmetric.AbstractSymmetricEngine;
 import org.jumpmind.symmetric.ISymmetricEngine;
@@ -993,8 +993,11 @@ final protected boolean changeBatchStatus(Status status, OutgoingBatch currentBa
      */
     final protected OutgoingBatch requeryIfEnoughTimeHasPassed(long ts, OutgoingBatch currentBatch) {
         if (System.currentTimeMillis() - ts > MS_PASSED_BEFORE_BATCH_REQUERIED) {
-            currentBatch = outgoingBatchService.findOutgoingBatch(currentBatch.getBatchId(),
+            OutgoingBatch batch = outgoingBatchService.findOutgoingBatch(currentBatch.getBatchId(),
                     currentBatch.getNodeId());
+            if (batch != null && !batch.getStatus().equals(currentBatch.getStatus())) {
+                currentBatch.setStatus(batch.getStatus());
+            }
         }
         return currentBatch;
     }
@@ -1070,7 +1073,7 @@ protected OutgoingBatch extractOutgoingBatch(ProcessInfo extractInfo, Node targe
                             }
                         }
                         extractTimeInMs = System.currentTimeMillis() - ts;
-                        Statistics stats = getExtractStats(writer);
+                        Statistics stats = getExtractStats(writer, currentBatch);
                         if (stats != null) {
                             transformTimeInMs = stats.get(DataWriterStatisticConstants.TRANSFORMMILLIS);                            
                             currentBatch.setDataRowCount(stats.get(DataWriterStatisticConstants.ROWCOUNT));
@@ -1264,7 +1267,7 @@ protected ExtractDataReader buildExtractDataReader(Node sourceNode, Node targetN
                 new SelectFromSymDataSource(currentBatch, sourceNode, targetNode, processInfo, containsBigLob));
     }
 
-    protected Statistics getExtractStats(IDataWriter writer) {
+    protected Statistics getExtractStats(IDataWriter writer, OutgoingBatch currentBatch) {
         Map<Batch, Statistics> statisticsMap = null;
         if (writer instanceof TransformWriter) {
             statisticsMap = ((TransformWriter) writer).getNestedWriter().getStatistics();
@@ -1272,10 +1275,13 @@ protected Statistics getExtractStats(IDataWriter writer) {
             statisticsMap = writer.getStatistics();
         }
         if (statisticsMap.size() > 0) {
-            return statisticsMap.values().iterator().next();
-        } else {
-            return null;
+            for (Entry<Batch, Statistics> entry : statisticsMap.entrySet()) {
+                if (entry.getKey().getBatchId() == currentBatch.getBatchId()) {
+                    return entry.getValue();
+                }
+            }
         }
+        return null;
     }
 
     protected IDataWriter wrapWithTransformWriter(Node sourceNode, Node targetNode, ProcessInfo processInfo, IDataWriter dataWriter,