}
return null;
}
protected ASTFunctionInvocation getInvocation(int relativePosition, String elText) {
FindFunctionInvocationVisitor visitor = new FindFunctionInvocationVisitor(relativePosition);
JSPELParser parser = JSPELParser.createParser(elText);
try {
ASTExpression expression = parser.Expression();
return (ASTFunctionInvocation) expression.jjtAccept(visitor, null);
}