Merge pull request #10527 from jaikiran/utf8-default-nativeimage

Default file.encoding system property to UTF-8 during native image build
quarkusio · Jul 7, 2020 · 18a4fe7 · 18a4fe7
2 parents f8560b9 + 6f27367
commit 18a4fe7
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/core/deployment/src/main/java/io/quarkus/deployment/pkg/steps/NativeImageBuildStep.java b/core/deployment/src/main/java/io/quarkus/deployment/pkg/steps/NativeImageBuildStep.java
@@ -223,7 +223,11 @@ public NativeImageBuildItem build(NativeConfig nativeConfig, NativeImageSourceJa
                 }
             }
             command.add("-J-Duser.language=" + System.getProperty("user.language"));
-            command.add("-J-Dfile.encoding=" + System.getProperty("file.encoding"));
+            // Native image runtime uses the host's (i.e. build time) value of file.encoding
+            // system property. We intentionally default this to UTF-8 to avoid platform specific
+            // defaults to be picked up which can then result in inconsistent behaviour in the
+            // generated native application
+            command.add("-J-Dfile.encoding=UTF-8");
 
             if (enableSslNative) {
                 nativeConfig.enableHttpsUrlHandler = true;