private static AbstractSearch CreateSearchCriterion(Type targetType, Type propertyType, string property)
{
AbstractSearch result = null;
if (propertyType.IsCollectionType())
{
propertyType = propertyType.GetGenericArguments().First();
}
if (propertyType.IsEnum)
{
result = new EnumSearch(propertyType);
}
else if (propertyType == typeof(string))
{
result = new TextSearch();
}
else if (propertyType == typeof(bool) || propertyType == typeof(bool?))
{
result = new BooleanSearch();
}
else if (propertyType == typeof(byte) || propertyType == typeof(byte?))
{
result = new ByteSearch();
}
else if (propertyType == typeof(char) || propertyType == typeof(char?))
{
result = new CharacterSearch();
}
else if (propertyType == typeof(DateTime) || propertyType == typeof(DateTime?))
{
result = new DateSearch();
}
else if (propertyType == typeof(decimal) || propertyType == typeof(decimal?))
{
result = new DecimalSearch();
}
else if (propertyType == typeof(double) || propertyType == typeof(double?))
{
result = new DoubleSearch();
}
else if (propertyType == typeof(float) || propertyType == typeof(float?))
{
result = new FloatSearch();
}
else if (propertyType == typeof(int) || propertyType == typeof(int?))
{
result = new IntegerSearch();
}
else if (propertyType == typeof(long) || propertyType == typeof(long?))
{
result = new LongSearch();
}
else if (propertyType == typeof(sbyte) || propertyType == typeof(sbyte?))
{
result = new SByteSearch();
}
else if (propertyType == typeof(short) || propertyType == typeof(short?))
{
result = new ShortSearch();
}
else if (propertyType == typeof(uint) || propertyType == typeof(uint?))
{
result = new UnsignedIntegerSearch();
}
else if (propertyType == typeof(ulong) || propertyType == typeof(ulong?))
{
result = new UnsignedLongSearch();
}
else if (propertyType == typeof(ushort) || propertyType == typeof(ushort?))
{
result = new UnsignedShortSearch();
}
if (result != null)
{
result.Property = property;
result.TargetTypeName = targetType.AssemblyQualifiedName;
}
return(result);
}
public static Expression BuildDoubleSearch <TEntity>(Expression target, ParameterExpression parameter, Expression <Func <TEntity, double> > getter, DoubleSearch search)
{
return(BuildMultiValueSearch(target, parameter, getter, search));
}