/// <summary>
/// add where condition with RelationShip
/// </summary>
/// <param name="Relation"></param>
/// <param name="ColumnName"></param>
/// <param name="Comparison"></param>
/// <param name="ColumnName"></param>
public void AddWhereByRelationShip(WhereRelation Relation, String LeftColumnName, CommandComparison Comparison, String RightColumnName)
{
if (String.IsNullOrEmpty(LeftColumnName) || String.IsNullOrEmpty(RightColumnName))
{
throw new Exception("Cloumn name is null.");
}
condition.Add(String.Format(" {0} {1} {2} {3}",
CommonService.GetWhereRelation(Relation), LeftColumnName, CommonService.ConvertComparison(Comparison), RightColumnName));
}
/// <summary>
/// add where condition with select query
/// </summary>
/// <param name="Relation"></param>
/// <param name="ColumnName"></param>
/// <param name="Comparison"></param>
/// <param name="SelectCommand"></param>
public void AddWhereBySelect(WhereRelation Relation, String ColumnName, CommandComparison Comparison, String SelectCommand)
{
if (String.IsNullOrEmpty(ColumnName))
{
throw new Exception("ColumnName is null.");
}
condition.Add(String.Format(" {0} {1} {2} ({3})",
CommonService.GetWhereRelation(Relation), ColumnName, CommonService.ConvertComparison(Comparison), SelectCommand));
}
/// <summary>
/// add where condition with between
/// </summary>
/// <param name="Relation"></param>
/// <param name="ColumnName"></param>
/// <param name="Comparison"></param>
/// <param name="value1"></param>
/// <param name="value2"></param>
public void AddWhere(WhereRelation Relation, String ColumnName, CommandComparison Comparison, object value1, object value2)
{
String Condition;
if (String.IsNullOrEmpty(ColumnName))
{
throw new Exception("Values is null.");
}
if (!(Comparison == CommandComparison.Between || Comparison == CommandComparison.NotBetween))
{
throw new Exception("only support Between comparison.");
}
if (CommonService.CheckValueType(value1))
{
Condition = String.Format(" {0} {1} {2} {3}",
CommonService.GetWhereRelation(Relation), ColumnName, CommonService.ConvertComparison(Comparison), "'" + value1 + "'");
}
else
{
Condition = String.Format(" {0} {1} {2} {3}",
CommonService.GetWhereRelation(Relation), ColumnName, CommonService.ConvertComparison(Comparison), value1);
}
if (CommonService.CheckValueType(value2))
{
Condition += " and '" + value2 + "'";
}
else
{
Condition += " and " + value2;
}
condition.Add(Condition);
}
/// <summary>
/// add where condition
/// </summary>
/// <param name="Relation"></param>
/// <param name="ColumnName"></param>
/// <param name="Comparison"></param>
/// <param name="value"></param>
public void AddWhere(WhereRelation Relation, String ColumnName, CommandComparison Comparison, object value)
{
if (String.IsNullOrEmpty(ColumnName))
{
throw new Exception("Values is null.");
}
if (CommonService.CheckValueType(value))
{
condition.Add(String.Format(" {0} {1} {2} {3}",
CommonService.GetWhereRelation(Relation), ColumnName, CommonService.ConvertComparison(Comparison), "'" + value + "'"));
}
else
{
condition.Add(String.Format(" {0} {1} {2} {3}",
CommonService.GetWhereRelation(Relation), ColumnName, CommonService.ConvertComparison(Comparison), value));
}
}
/// <summary>
/// add where condition with list
/// </summary>
/// <param name="Relation"></param>
/// <param name="ColumnName"></param>
/// <param name="Comparison"></param>
/// <param name="Value"></param>
public void AddWhere(WhereRelation Relation, String ColumnName, CommandComparison Comparison, object[] Value)
{
String Condition;
if (String.IsNullOrEmpty(ColumnName))
{
throw new Exception("Values is null.");
}
if (!(Comparison == CommandComparison.In || Comparison == CommandComparison.NotIn))
{
throw new Exception("only support In comparison.");
}
Condition = "(";
foreach (object value in Value)
{
if (CommonService.CheckValueType(value))
{
Condition = Condition + "'" + value + "',";
}
else
{
Condition = Condition + value + ",";
}
}
Condition += ")";
Condition = Condition.Replace(",)", ")");
condition.Add(String.Format(" {0} {1} {2} {3}",
CommonService.GetWhereRelation(Relation), ColumnName, CommonService.ConvertComparison(Comparison), Condition));
}