Java and C# data type equivalents
![[Version 8.6 and later]](icons/v86plus.gif){kind=icon}
When you develop enterprise data grid
applications, data types between your Java and C# applications must
be compatible.
| Java type | C# type |
|---|---|
| boolean | bool |
| java.lang.Boolean | bool? |
| byte | sbyte or byte |
| java.lang.Byte | sbyte? |
| short | short?, ushort |
| java.lang.Short | short?, ushort? |
| int | int, uint, ushort |
| java.lang.Integer | int?, uint? |
| long | long, ulong, uint |
| java.lang.Long | long?, ulong?, uint? |
| short or int | ushort |
| java.lang.Short or java.lang.Integer | ushort? |
| int or long | uint |
| java.lang.Integer or java.lang.Long | uint? |
| long or BigInteger | ulong |
| java.lang.Long or java.lang.BigInteger | ulong? |
| char, java.lang.Character | char |
| java.lang.Character | char? |
| float, java.lang.Float | float |
| java.lang.Foat | float? |
| double | double |
| java.lang.Double | double? |
| java.math.BigDecimal | decimal or decimal? |
| java.math.BigInteger | decimal, long or ulong? |
| java.lang.String | string |
| java.util.Date, java.util.Calendar | System.DateTime |
| java.util.Date(rounding), java.util.Calendar(rounding) | System.DateTime |
| java.util.ArrayList | System.Collections.ArrayList, System.Collections.Generic.List |
| java.util.HashMap | System.Collections.Generic.Dictionary, System.Collections.Hashtable |
| java.util.LinkedList | System.Collections.Generic.LinkedList |
| java.util.ArrayList, java.util.Vector | System.Collections.Generic.List |
| java.util.Stack | System.Collections.Generic.Stack |
| java.util.Vector | System.Collections.ArrayList, System.Collections.Generic.List |