[MNG-8248] Add enable-native-access to startup scripts

In order to avoid

WARNING A restricted method in java.lang.System has been called

Author: slawekjaranowski

apache-maven/src/bin/mvn

@@ -196,6 +196,11 @@ export MAVEN_PROJECTBASEDIR
 MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@"
 export MAVEN_CMD_LINE_ARGS
 
+# MNG-8248
+if "$JAVACMD" --enable-native-access=ALL-UNNAMED -version >/dev/null 2>&1; then
+  MAVEN_OPTS="--enable-native-access=ALL-UNNAMED $MAVEN_OPTS"
+fi
+
 exec "$JAVACMD" \
   $MAVEN_OPTS \
   $MAVEN_DEBUG_OPTS \

apache-maven/src/bin/mvn.cmd

@@ -172,6 +172,12 @@ if "_%MAVEN_PROJECTBASEDIR:~-1%"=="_\" set "MAVEN_PROJECTBASEDIR=%MAVEN_PROJECTB
 for %%i in ("%MAVEN_HOME%"\boot\plexus-classworlds-*) do set CLASSWORLDS_JAR="%%i"
 set CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher
 
+@REM MNG-8248
+"%JAVACMD%" --enable-native-access=ALL-UNNAMED -version >nul 2>&1
+if ERRORLEVEL 1 goto skipEnableNativeAccess
+set "MAVEN_OPTS=--enable-native-access=ALL-UNNAMED %MAVEN_OPTS%"
+:skipEnableNativeAccess
+
 "%JAVACMD%" ^
   %JVM_CONFIG_MAVEN_PROPS% ^
   %MAVEN_OPTS% ^