using System;
using System.Globalization;
+#if NET_2_0
+using System.Xml;
+using System.Xml.Schema;
+using System.Xml.Serialization;
+using System.Runtime.Serialization;
+#endif
namespace System.Data.SqlTypes
{
/// Represents an integer value that is either 1 or 0
/// to be stored in or retrieved from a database.
/// </summary>
- public struct SqlBoolean : INullable, IComparable
+#if NET_2_0
+ [SerializableAttribute]
+ [XmlSchemaProvider ("GetXsdType")]
+#endif
+ public struct SqlBoolean : INullable, IComparable
+#if NET_2_0
+ , IXmlSerializable
+#endif
{
#region Fields
return (x & y);
}
- public int CompareTo (object value)
+ public int CompareTo (object value)
{
if (value == null)
return 1;
- else if (!(value is SqlBoolean))
+ if (!(value is SqlBoolean))
throw new ArgumentException (Locale.GetText ("Value is not a System.Data.SqlTypes.SqlBoolean"));
- else if (((SqlBoolean)value).IsNull)
+
+ return CompareTo ((SqlBoolean) value);
+ }
+#if NET_2_0
+ public
+#endif
+ int CompareTo (SqlBoolean value)
+ {
+ if (value.IsNull)
return 1;
else
- return this.value.CompareTo (((SqlBoolean)value).ByteValue);
+ return this.value.CompareTo (value.ByteValue);
}
public override bool Equals(object value)
{
if (!(value is SqlBoolean))
return false;
- if (this.IsNull && ((SqlBoolean)value).IsNull)
- return true;
+ if (this.IsNull)
+ return ((SqlBoolean)value).IsNull;
else if (((SqlBoolean)value).IsNull)
return false;
else
return (x == y);
}
+#if NET_2_0
+ public static SqlBoolean GreaterThan (SqlBoolean x, SqlBoolean y)
+ {
+ return (x > y);
+ }
+
+ public static SqlBoolean GreaterThanOrEquals (SqlBoolean x, SqlBoolean y)
+ {
+ return (x >= y);
+ }
+
+ public static SqlBoolean LessThan (SqlBoolean x, SqlBoolean y)
+ {
+ return (x < y);
+ }
+
+ public static SqlBoolean LessThanOrEquals (SqlBoolean x, SqlBoolean y)
+ {
+ return (x <= y);
+ }
+#endif
public override int GetHashCode()
{
int hash;
return b;
}
+#if NET_2_0
+ public static SqlBoolean operator > (SqlBoolean x, SqlBoolean y)
+ {
+ if (x.IsNull || y.IsNull)
+ return SqlBoolean.Null;
+
+ return new SqlBoolean (Compare (x, y) > 0);
+ }
+
+ public static SqlBoolean operator >= (SqlBoolean x, SqlBoolean y)
+ {
+ if (x.IsNull || y.IsNull)
+ return SqlBoolean.Null;
+
+ return new SqlBoolean (Compare (x, y) >= 0);
+ }
+
+ public static SqlBoolean operator < (SqlBoolean x, SqlBoolean y)
+ {
+ if (x.IsNull || y.IsNull)
+ return SqlBoolean.Null;
+
+ return new SqlBoolean (Compare (x, y) < 0);
+ }
+
+ public static SqlBoolean operator <= (SqlBoolean x, SqlBoolean y)
+ {
+ if (x.IsNull || y.IsNull)
+ return SqlBoolean.Null;
+
+ return new SqlBoolean (Compare (x, y) <= 0);
+ }
+#endif
// test to see if value is true
public static bool operator true (SqlBoolean x)
{
{
return new SqlBoolean (x);
}
+#if NET_2_0
+ // Helper method to Compare methods and operators.
+ // Returns 0 if x == y
+ // 1 if x > y
+ // -1 if x < y
+ private static int Compare (SqlBoolean x, SqlBoolean y)
+ {
+ if (x == y)
+ return 0;
+ if (x.IsTrue && y.IsFalse)
+ return 1;
+ if (x.IsFalse && y.IsTrue)
+ return -1;
+ return 0;
+ }
+
+ public static XmlQualifiedName GetXsdType (XmlSchemaSet schemaSet)
+ {
+ XmlQualifiedName qualifiedName = new XmlQualifiedName ("boolean", "http://www.w3.org/2001/XMLSchema");
+ return qualifiedName;
+ }
+
+ [MonoTODO]
+ XmlSchema IXmlSerializable.GetSchema ()
+ {
+ throw new NotImplementedException ();
+ }
+
+ [MonoTODO]
+ void IXmlSerializable.ReadXml (XmlReader reader)
+ {
+ throw new NotImplementedException ();
+ }
+
+ [MonoTODO]
+ void IXmlSerializable.WriteXml (XmlWriter writer)
+ {
+ throw new NotImplementedException ();
+ }
+#endif
}
}