1 files changed, 14 insertions, 27 deletions
diff --git a/examples/corelib/serialization/convert/nullconverter.cpp b/examples/corelib/serialization/convert/nullconverter.cpp
index a3f0bcd99b..fb8be5c944 100644
--- a/examples/corelib/serialization/convert/nullconverter.cpp
+++ b/examples/corelib/serialization/convert/nullconverter.cpp
@@ -3,48 +3,35 @@
 
 #include "nullconverter.h"
 
-static NullConverter nullConverter;
-Converter* Converter::null = &nullConverter;
-
-QString NullConverter::name()
-{
-    return QLatin1String("null");
-}
-
-Converter::Direction NullConverter::directions()
-{
-    return Out;
-}
+using namespace Qt::StringLiterals;
 
-Converter::Options NullConverter::outputOptions()
+static NullConverter nullConverter;
+bool Converter::isNull(const Converter *converter)
 {
-    return SupportsArbitraryMapKeys;
+    return converter == &nullConverter;
 }
 
-const char *NullConverter::optionsHelp()
+QString NullConverter::name() const
 {
-    return nullptr;
+    return "null"_L1;
 }
 
-bool NullConverter::probeFile(QIODevice *f)
+Converter::Directions NullConverter::directions() const
 {
-    Q_UNUSED(f);
-    return false;
+    return Direction::Out;
 }
 
-QVariant NullConverter::loadFile(QIODevice *f, Converter *&outputConverter)
+Converter::Options NullConverter::outputOptions() const
 {
-    Q_UNUSED(f);
-    Q_UNUSED(outputConverter);
-    outputConverter = this;
-    return QVariant();
+    return SupportsArbitraryMapKeys;
 }
 
-void NullConverter::saveFile(QIODevice *f, const QVariant &contents, const QStringList &options)
+void NullConverter::saveFile(QIODevice *f, const QVariant &contents,
+                             const QStringList &options) const
 {
     if (!options.isEmpty()) {
-        fprintf(stderr, "Unknown option '%s' to null output. This format has no options.\n", qPrintable(options.first()));
-        exit(EXIT_FAILURE);
+        qFatal("Unknown option '%s' to null output. This format has no options.",
+               qPrintable(options.first()));
     }
 
     Q_UNUSED(f);