2 files changed, 22 insertions, 0 deletions
diff --git a/src/corelib/serialization/qjsonobject.cpp b/src/corelib/serialization/qjsonobject.cpp
index 950bec535b..a9f25a119c 100644
--- a/src/corelib/serialization/qjsonobject.cpp
+++ b/src/corelib/serialization/qjsonobject.cpp
@@ -1320,4 +1320,21 @@ QDebug operator<<(QDebug dbg, const QJsonObject &o)
 }
 #endif
 
+#ifndef QT_NO_DATASTREAM
+QDataStream &operator<<(QDataStream &stream, const QJsonObject &object)
+{
+    QJsonDocument doc{object};
+    stream << doc.toJson(QJsonDocument::Compact);
+    return stream;
+}
+
+QDataStream &operator>>(QDataStream &stream, QJsonObject &object)
+{
+    QJsonDocument doc;
+    stream >> doc;
+    object = doc.object();
+    return stream;
+}
+#endif
+
 QT_END_NAMESPACE
diff --git a/src/corelib/serialization/qjsonobject.h b/src/corelib/serialization/qjsonobject.h
index be42d3747a..80fe6b2f3f 100644
--- a/src/corelib/serialization/qjsonobject.h
+++ b/src/corelib/serialization/qjsonobject.h
@@ -268,6 +268,11 @@ Q_CORE_EXPORT uint qHash(const QJsonObject &object, uint seed = 0);
 Q_CORE_EXPORT QDebug operator<<(QDebug, const QJsonObject &);
 #endif
 
+#ifndef QT_NO_DATASTREAM
+Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QJsonObject &);
+Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QJsonObject &);
+#endif
+
 QT_END_NAMESPACE
 
 #endif // QJSONOBJECT_H