[ArcGIS REST] Add missing mutex to QgsAfsProvider (fixes #17513)

qgis · Nov 22, 2017 · 9ed2636 · 9ed2636
1 parent db3c93c
commit 9ed2636
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diff --git a/src/providers/arcgisrest/qgsafsshareddata.cpp b/src/providers/arcgisrest/qgsafsshareddata.cpp
@@ -19,6 +19,8 @@
 
 bool QgsAfsSharedData::getFeature( QgsFeatureId id, QgsFeature &f, bool fetchGeometry, const QList<int> & /*fetchAttributes*/, const QgsRectangle &filterRect )
 {
+  QMutexLocker locker(&mMutex);
+
   // If cached, return cached feature
   QMap<QgsFeatureId, QgsFeature>::const_iterator it = mCache.constFind( id );
   if ( it != mCache.constEnd() )

diff --git a/src/providers/arcgisrest/qgsafsshareddata.h b/src/providers/arcgisrest/qgsafsshareddata.h
@@ -17,6 +17,7 @@
 #define QGSAFSSHAREDDATA_H
 
 #include <QObject>
+#include <QMutex>
 #include "qgsfields.h"
 #include "qgsfeature.h"
 #include "qgsdatasourceuri.h"
@@ -38,6 +39,7 @@ class QgsAfsSharedData : public QObject
 
   private:
     friend class QgsAfsProvider;
+    QMutex mMutex;
     QgsDataSourceUri mDataSource;
     QgsRectangle mExtent;
     QgsWkbTypes::Type mGeometryType = QgsWkbTypes::Unknown;