public static BQLComparItem operator <=(BQLValueItem handle, object value)
{
BQLValueItem oValue = ToValueItem(value);
UnityDbType(handle, oValue);
BQLComparItem fHandle = new BQLComparItem(FunctionManager.DoLessThen, new BQLValueItem[] { handle, oValue });
//fHandle.PriorityLevel = 5;
fHandle.PriorityLevel = OperatorPrecedenceUnit.GetPrecedence("<=");
return(fHandle);
}
public static BQLOperatorHandle operator /(BQLValueItem handle, object value)
{
BQLValueItem oValue = ToValueItem(value);
UnityDbType(handle, oValue);
BQLOperatorHandle fHandle = new BQLOperatorHandle(FunctionManager.DoDiv, new BQLValueItem[] { handle, oValue });
//fHandle.PriorityLevel = 7;
fHandle.PriorityLevel = OperatorPrecedenceUnit.GetPrecedence("/");
return(fHandle);
}
public static BQLComparItem operator |(BQLValueItem handle, BQLValueItem value)
{
List <BQLValueItem> lstValues = new List <BQLValueItem>();
if (!CommonMethods.IsNull(handle))
{
lstValues.Add(handle);
}
if (!CommonMethods.IsNull(value))
{
lstValues.Add(value);
}
BQLComparItem fHandle = new BQLComparItem(FunctionManager.DoOr, lstValues);
//fHandle.PriorityLevel = 4;
fHandle.PriorityLevel = OperatorPrecedenceUnit.GetPrecedence("|");
return(fHandle);
}
/// <summary>
/// 普通连接函数
/// </summary>
/// <param name="handle">函数</param>
/// <param name="connect">连接符</param>
/// <param name="operLevel">优先级</param>
/// <returns></returns>
private static string CustomerConnectFunction(IList <BQLValueItem> parameters, string connect, KeyWordInfomation info, int operLevel)
{
//BQLValueItem[] parameters = fHandle.GetParameters();
string values = "";
for (int i = 0; i < parameters.Count; i++)
{
BQLValueItem item = parameters[i];
//values += item.DisplayValue(info);
values += OperatorPrecedenceUnit.FillBreak(item, i == 0, operLevel, info);
if (i < parameters.Count - 1)
{
values += connect;
}
}
return(values);
}