/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(BWJS.Model.ProductRelation model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update ProductRelation set ");
strSql.Append(" ClassId = @ClassId , ");
strSql.Append(" ProductId = @ProductId ");
strSql.Append(" where ProductRelationId=@ProductRelationId ");
SqlParameter[] parameters =
{
new SqlParameter("@ProductRelationId", model.ProductRelationId),
new SqlParameter("@ClassId", model.ClassId),
new SqlParameter("@ProductId", model.ProductId)
};
int rows = BWJSHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(BWJS.Model.ProductRelation model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into ProductRelation(");
strSql.Append("ClassId,ProductId");
strSql.Append(") values (");
strSql.Append("@ClassId,@ProductId");
strSql.Append(") ");
strSql.Append(";select SCOPE_IDENTITY()");
SqlParameter[] parameters =
{
new SqlParameter("@ClassId", model.ClassId),
new SqlParameter("@ProductId", model.ProductId)
};
object obj = BWJSHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// datarow转成对象实体
/// </summary>
public BWJS.Model.ProductRelation DataRowToModel(DataRow row)
{
BWJS.Model.ProductRelation model = new BWJS.Model.ProductRelation();
if (row != null)
{
if (row["ProductRelationId"].ToString() != "")
{
model.ProductRelationId = int.Parse(row["ProductRelationId"].ToString());
}
if (row["ClassId"].ToString() != "")
{
model.ClassId = int.Parse(row["ClassId"].ToString());
}
if (row["ProductId"].ToString() != "")
{
model.ProductId = int.Parse(row["ProductId"].ToString());
}
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BWJS.Model.ProductRelation GetModel(int ProductRelationId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select ProductRelationId, ClassId, ProductId ");
strSql.Append(" from ProductRelation ");
strSql.Append(" where ProductRelationId=@ProductRelationId");
SqlParameter[] parameters =
{
new SqlParameter("@ProductRelationId", SqlDbType.Int, 4)
};
parameters[0].Value = ProductRelationId;
BWJS.Model.ProductRelation model = new BWJS.Model.ProductRelation();
DataSet ds = BWJSHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(BWJS.Model.ProductRelation model)
{
return(dal.Update(model));
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(BWJS.Model.ProductRelation model)
{
return(dal.Add(model));
}