Returns an array of TypeVariable objects that represent the type variables declared by the generic declaration represented by this GenericDeclaration object, in declaration order. Returns an array of length 0 if the underlying generic declaration declares no type variables.

return	an array of TypeVariable objects that represent the type variables declared by this generic declaration
Throws	GenericSignatureFormatError: if the generic signature of this generic declaration does not conform to the format specified in the Java Virtual Machine Specification, 3rd edition