Author: markt
Date: Sun Jul 14 17:54:18 2013
New Revision: 1503005
URL: http://svn.apache.org/r1503005
Log:
Add comments about ambiguity of {} in EL 3.0 syntax.
Modified:
tomcat/trunk/java/org/apache/el/parser/ELParser.jjt
Modified: tomcat/trunk/java/org/apache/el/parser/ELParser.jjt
URL:
http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/el/parser/ELParser.jjt?rev=1503005&r1=1503004&r2=1503005&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/el/parser/ELParser.jjt (original)
+++ tomcat/trunk/java/org/apache/el/parser/ELParser.jjt Sun Jul 14 17:54:18 2013
@@ -327,6 +327,11 @@ void NonLiteral() : {}
| MapData()
}
+/*
+ * Note that both an empty Set and an empty Map are represented by {}. The
+ * parser will always parse {} as an empty Set and special handling is required
+ * to convert it to an empty Map when appropriate.
+ */
void SetData() #SetData: {}
{
<START_SET_OR_MAP>
@@ -341,6 +346,11 @@ void ListData() #ListData: {}
<RBRACK>
}
+/*
+ * Note that both an empty Set and an empty Map are represented by {}. The
+ * parser will always parse {} as an empty Set and special handling is required
+ * to convert it to an empty Map when appropriate.
+ */
void MapData() #MapData: {}
{
<START_SET_OR_MAP>
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