if ( propName.evaluate(meta.getFeatureType()) == null) {
String mesg = "Requested property: " + propName + " is " + "not available "
+ "for " + meta.getPrefixedName() + ". ";
if (meta.getFeatureType() instanceof SimpleFeatureType) {
List<AttributeTypeInfo> atts = meta.attributes();
List attNames = new ArrayList( atts.size() );
for ( AttributeTypeInfo att : atts ) {
attNames.add( att.getName() );
}
mesg += "The possible propertyName values are: " + attNames;