Github user woonsan commented on a diff in the pull request:
https://github.com/apache/commons-scxml/pull/2#discussion_r72977815
--- Diff: src/main/java/org/apache/commons/scxml2/io/SCXMLReader.java ---
@@ -1094,7 +1094,21 @@ private static void readData(final XMLStreamReader
reader, final Configuration c
Data datum = new Data();
datum.setId(readRequiredAV(reader, ELEM_DATA, ATTR_ID));
- datum.setExpr(readAV(reader, ATTR_EXPR));
+ final String expr = readAV(reader, ATTR_EXPR);
+ final String src = readAV(reader, ATTR_SRC);
+
+ if (expr != null && src != null) {
+ LogFactory.getLog(SCXMLReader.class).error(
+ "Found src and expr attributes for data node '" +
datum.getId() + "', which is not valid SCXML.");
+ throw new ModelException();
+ }
+ if (expr != null) {
+ datum.setExpr(expr);
+ }
+ if (src != null) {
+ datum.setSrc(src);
--- End diff --
it's minor, but our indentation rule is 4 spaces. ;-)
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