/// <summary>
/// 得到一个对象实体
/// </summary>
public ArticleVsImageModel GetModel(string AricleId, string ImgId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select AricleId, ImgId, VsType ");
strSql.Append(" from ArticleVsImage ");
strSql.Append(" where AricleId=@AricleId and ImgId=@ImgId ");
SqlParameter[] parameters =
{
new SqlParameter("@AricleId", SqlDbType.VarChar, 50),
new SqlParameter("@ImgId", SqlDbType.VarChar, 50)
};
parameters[0].Value = AricleId;
parameters[1].Value = ImgId;
ArticleVsImageModel model = new ArticleVsImageModel();
DataSet ds = helper.ExecSqlReDs(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
model.AricleId = ds.Tables[0].Rows[0]["AricleId"].ToString();
model.ImgId = ds.Tables[0].Rows[0]["ImgId"].ToString();
model.VsType = ds.Tables[0].Rows[0]["VsType"].ToString();
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(ArticleVsImageModel model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into ArticleVsImage(");
strSql.Append("AricleId,ImgId,VsType");
strSql.Append(") values (");
strSql.Append("@AricleId,@ImgId,@VsType");
strSql.Append(") ");
SqlParameter[] parameters =
{
new SqlParameter("@AricleId", SqlDbType.VarChar, 50),
new SqlParameter("@ImgId", SqlDbType.VarChar, 50),
new SqlParameter("@VsType", SqlDbType.VarChar, 10)
};
parameters[0].Value = model.AricleId;
parameters[1].Value = model.ImgId;
parameters[2].Value = model.VsType;
bool result = false;
strSql.Append(Common.SqlStrHelper.BindImgSqlStr(model.ImgId)); //顺便绑定
try
{
helper.ExecSqlReInt(strSql.ToString(), parameters);
result = true;
}
catch (Exception ex)
{
this.helper.Close();
throw ex;
}
finally
{
}
return(result);
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(ArticleVsImageModel model)
{
bool reValue = true;
int reCount = 0;
StringBuilder strSql = new StringBuilder();
strSql.Append("update ArticleVsImage set ");
strSql.Append(" AricleId = @AricleId , ");
strSql.Append(" ImgId = @ImgId , ");
strSql.Append(" VsType = @VsType ");
strSql.Append(" where AricleId=@AricleId and ImgId=@ImgId ");
SqlParameter[] parameters =
{
new SqlParameter("@AricleId", SqlDbType.VarChar, 50),
new SqlParameter("@ImgId", SqlDbType.VarChar, 50),
new SqlParameter("@VsType", SqlDbType.VarChar, 10)
};
parameters[0].Value = model.AricleId;
parameters[1].Value = model.ImgId;
parameters[2].Value = model.VsType; try
{//异常处理
reCount = this.helper.ExecSqlReInt(strSql.ToString(), parameters);
}
catch (Exception ex)
{
this.helper.Close();
throw ex;
}
if (reCount <= 0)
{
reValue = false;
}
return(reValue);
}
