* @see com.sun.el.parser.NodeVisitor#visit(com.sun.el.parser.Node)
*/
public void visit(Node node) throws ELException {
if (node instanceof AstFunction) {
AstFunction funcNode = (AstFunction) node;
if (this.fnMapper == null) {
throw new ELException(MessageFactory.get("error.fnMapper.null"));
}
Method m = null;
if (fnMapper instanceof ExtendedFunctionMapper)
{
m = ((ExtendedFunctionMapper) fnMapper).resolveFunction(funcNode.getPrefix(),
funcNode.getLocalName(), node.jjtGetNumChildren());
}
else
{
m = fnMapper.resolveFunction(funcNode.getPrefix(), funcNode.getLocalName());
}
if (m == null) {
throw new ELException(MessageFactory.get(
"error.fnMapper.method", funcNode.getOutputName()));
}
int pcnt = m.getParameterTypes().length;
if (!m.isVarArgs() && node.jjtGetNumChildren() != pcnt) {
throw new ELException(MessageFactory.get(
"error.fnMapper.paramcount", funcNode.getOutputName(),
"" + pcnt, "" + node.jjtGetNumChildren()));
}
} else if (node instanceof AstIdentifier && this.varMapper != null) {
String variable = ((AstIdentifier) node).getImage();