Thrift type	.NET type	C# type
bool	Boolean	bool
byte	SByte	sbyte
double	Double	double
i16	Int16	short
i32	Int32	int
i64	Int64	long
string	String	string
binary	SByte[]	sbyte[]

N.B.: The Thrift byte and binary types are signed.

Thrift type	.NET type
list	IList<T>, or T[]
set	ISet<T>
map<K, V>	IDictionary<K, V>

You can use any concrete implementation of the collection interfaces, as long as it has a parameterless constructor.

Thrift type	.NET type	C# type
struct	Any reference type	class
exception	Exception	-
service	Any interface type	interface

Structs and exceptions must have a parameterless constructor.