diff -r e853e5b5bfdf -r 5af9c7693d70 scripts/alt2xml.sh
--- a/scripts/alt2xml.sh	Sat Jun 07 22:12:11 2014 +0200
+++ b/scripts/alt2xml.sh	Sat Jun 07 23:17:59 2014 +0200
@@ -19,7 +19,14 @@
 done
 
 MAIN_CLASS="cz.frantovo.alt2xml.cli.CLI";
-SAX_PARSER_FACTORY="cz.frantovo.alt2xml.ParserFactory";
 
-java -cp "$CLASS_PATH" -D"javax.xml.parsers.SAXParserFactory=$SAX_PARSER_FACTORY" $MAIN_CLASS "$@"
+SAX_PARSER_FACTORY_ALT="cz.frantovo.alt2xml.ParserFactory";                             # our alternative ParserFactory as default
+SAX_PARSER_FACTORY_XML="com.sun.org.apache.xerces.internal.jaxp.SAXParserFactoryImpl";  # former default factory as fallback 
 
+java \
+	-cp "$CLASS_PATH" \
+	-D"javax.xml.parsers.SAXParserFactory=$SAX_PARSER_FACTORY_ALT" \
+	-D"cz.frantovo.alt2xml.fallback.javax.xml.parsers.SAXParserFactory=$SAX_PARSER_FACTORY_XML" \
+	$MAIN_CLASS \
+	"$@"
+