/// <summary>
///
/// </summary>
/// <param name="ctx"></param>
/// <param name="sqlTag"></param>
/// <param name="parameterObject"></param>
/// <returns></returns>
protected long Compare(SqlTagContext ctx, SqlTag sqlTag, object parameterObject)
{
Conditional tag = (Conditional)sqlTag;
string propertyName = tag.Property;
string comparePropertyName = tag.CompareProperty;
string compareValue = tag.CompareValue;
object value1 = null;
Type type = null;
if (!string.IsNullOrEmpty(propertyName))
{
value1 = ObjectProbe.GetMemberValue(parameterObject, propertyName, AccessorFactory);
type = value1.GetType();
}
else
{
value1 = parameterObject;
if (value1 != null)
{
type = parameterObject.GetType();
}
else
{
type = typeof(object);
}
}
if (!string.IsNullOrEmpty(comparePropertyName))
{
object value2 = ObjectProbe.GetMemberValue(parameterObject, comparePropertyName, AccessorFactory);
return(CompareValues(type, value1, value2));
}
else if (!string.IsNullOrEmpty(compareValue))
{
return(CompareValues(type, value1, compareValue));
}
else
{
throw new DataMapperException("Error comparing in conditional fragment. Unknown 'compare to' values.");
}
}
/// <summary>
///
/// </summary>
/// <param name="ctx"></param>
/// <param name="tag"></param>
/// <param name="parameterObject"></param>
/// <returns></returns>
public override bool IsCondition(SqlTagContext ctx, SqlTag tag, object parameterObject)
{
if (parameterObject == null)
{
return(true);
}
else
{
string propertyName = ((BaseTag)tag).Property;
object value;
if (propertyName != null && propertyName.Length > 0)
{
value = ObjectProbe.GetMemberValue(parameterObject, propertyName, AccessorFactory);
}
else
{
value = parameterObject;
}
return(value == null);
}
}
/// <summary>
///
/// </summary>
/// <param name="ctx"></param>
/// <param name="tag"></param>
/// <param name="parameterObject"></param>
/// <returns></returns>
public override bool IsCondition(SqlTagContext ctx, SqlTag tag, object parameterObject)
{
return(Compare(ctx, tag, parameterObject) == 0);
}
/// <summary>
///
/// </summary>
/// <param name="ctx"></param>
/// <param name="tag"></param>
/// <param name="parameterObject"></param>
/// <returns></returns>
public override bool IsCondition(SqlTagContext ctx, SqlTag tag, object parameterObject)
{
return(parameterObject != null);
}
/// <summary>
///
/// </summary>
/// <param name="ctx"></param>
/// <param name="tag"></param>
/// <param name="parameterObject"></param>
/// <param name="bodyContent"></param>
/// <returns></returns>
public virtual int DoEndFragment(SqlTagContext ctx, SqlTag tag, object parameterObject, StringBuilder bodyContent)
{
return(BaseTagHandler.INCLUDE_BODY);
}
/// <summary>
///
/// </summary>
/// <param name="ctx"></param>
/// <param name="tag"></param>
/// <param name="parameterObject"></param>
/// <returns></returns>
public virtual int DoStartFragment(SqlTagContext ctx, SqlTag tag, object parameterObject)
{
return(BaseTagHandler.INCLUDE_BODY);
}
/// <summary>
///
/// </summary>
/// <param name="ctx"></param>
/// <param name="tag"></param>
/// <param name="parameterObject"></param>
/// <returns></returns>
public override bool IsCondition(SqlTagContext ctx, SqlTag tag, object parameterObject)
{
long x = Compare(ctx, tag, parameterObject);
return((x <= 0) && (x != ConditionalTagHandler.NOT_COMPARABLE));
}
/// <summary>
///
/// </summary>
/// <param name="ctx"></param>
/// <param name="tag"></param>
/// <param name="parameterObject"></param>
/// <returns></returns>
public override bool IsCondition(SqlTagContext ctx, SqlTag tag, object parameterObject)
{
return(!base.IsCondition(ctx, tag, parameterObject));
}
/// <summary> /// /// </summary> /// <param name="ctx"></param> /// <param name="tag"></param> /// <param name="parameterObject"></param> /// <returns></returns> public abstract bool IsCondition(SqlTagContext ctx, SqlTag tag, object parameterObject);