// A SBMLCoreParser can modify a contextObject which is an instance of
// Annotation.
// Try to read the attributes.
else if (contextObject instanceof Annotation) {
Annotation annotation = (Annotation) contextObject;
isAttributeRead = annotation.readAttribute(attributeName, prefix,
value);
} else if (contextObject instanceof ASTNode) {
ASTNode astNode = (ASTNode) contextObject;
try {