/// <summary>
/// 根据某个表名查询实体集合（分页）
/// </summary>
/// <typeparam name="T">泛型类型</typeparam>
/// <param name="strTableName">属性名称</param>
/// <param name="fieldShow">属性名称</param>
/// <param name="pageSize">属性名称</param>
/// <param name="currentPageIndex">属性名称</param>
/// <param name="intCountPage">属性值</param>
/// <param name="component">属性值</param>
/// <returns></returns>
public IList <T> GetList <T>(string strTableName, string fieldShow, int pageSize,
int currentPageIndex, int intCountPage, ConditionComponent component) where T : class
{
IDataParameter[] param = null;
StringBuilder sbSQL = new StringBuilder();
sbSQL.Append(" select ");
sbSQL.Append(fieldShow); //此功能暂未实现
sbSQL.Append(" from ");
sbSQL.Append(strTableName);
if (component != null && component.sbComponent.Length > 0)
{
sbSQL.Append(" where ");
sbSQL.Append(component.sbComponent.ToString());
}
intRowCount_ = int.Parse(BaseHelper.ExecuteScalar(sbSQL.ToString().Replace(fieldShow, "count(*)")).ToString());
intPageNum_ = pageSize;
//string strSql = Factory.CreatePageSql(typeof(T),pageSize, currentPageIndex, intCountPage, sbSQL.ToString());
string strSql = Factory.CreatePageSql(typeof(T), pageSize, currentPageIndex, intCountPage, sbSQL.ToString());
// return BaseHelper.Query(strSql);
return(BaseHelper.ConvertToList <T>(BaseHelper.ExecuteDataReader(strSql, param as OracleParameter[])));
}
///// <summary>
///// 根据某个实体属性删除数据
///// 该实体必须包含指定的属性名称
///// 而且实体属性值不能为空
///// </summary>
///// <param name="entity">实体属性公共接口</param>
///// <param name="propertyName">实体属性名称</param>
///// <returns></returns>
//public int Delete(IEntity entity, string propertyName)
//{
// IDataParameter[] param = null;
// string sql = Factory.CreateDeleteSql(entity,out param,propertyName);
// using (IDbProvider provider = new SqlProvider())
// {
// return BaseHelper.ExecuteNonQuery( sql, param);
// }
//}
///// <summary>
///// 根据实体多个属性删除数据
///// 实体中必须包含该属性
///// 传递参数数组不能为空
///// </summary>
///// <param name="entity">实体属性公共接口</param>
///// <param name="propertyNames">实体属性名称数组</param>
///// <returns></returns>
//public int Delete(IEntity entity, string[] propertyNames)
//{
// IDataParameter[] param = null;
// string sql = Factory.CreateDeleteSql(entity, out param, propertyNames);
// using (IDbProvider provider = new SqlProvider())
// {
// return BaseHelper.ExecuteNonQuery( sql, param);
// }
//}
///// <summary>
///// 根据泛型类删除数据
///// 该方法是根据实体的主键删除的
///// </summary>
///// <typeparam name="T">泛型类</typeparam>
///// <param name="t">泛型实例</param>
///// <returns></returns>
//public int Delete<T>(T t) where T : class
//{
// IDataParameter[] param = null;
// string sql = Factory.CreateDeleteSql(typeof(T), t, out param);
// using (IDbProvider provider = new SqlProvider())
// {
// return BaseHelper.ExecuteNonQuery( sql, param);
// }
//}
///// <summary>
///// 根据泛型类的某个属性删除数据
///// 泛型类中必须存在该属性，而且
///// 属性值不能为空
///// </summary>
///// <typeparam name="T">泛型类型</typeparam>
///// <param name="t">泛型类实例</param>
///// <param name="propertyName">属性名称</param>
///// <returns></returns>
//public int Delete<T>(T t, string propertyName) where T : class
//{
// IDataParameter[] param = null;
// string sql = Factory.CreateDeleteSql(typeof(T), t, out param,propertyName);
// using (IDbProvider provider = new SqlProvider())
// {
// return BaseHelper.ExecuteNonQuery( sql, param);
// }
//}
///// <summary>
///// 根据泛型类型的多个属性删除数据
///// 泛型类型中必须存在这些属性，传
///// 递参数的时候不能为null
///// </summary>
///// <typeparam name="T">泛型类</typeparam>
///// <param name="t">泛型实例</param>
///// <param name="propertyNames">属性名称数组</param>
///// <returns></returns>
//public int Delete<T>(T t, string[] propertyNames) where T : class
//{
// IDataParameter[] param = null;
// string sql = Factory.CreateDeleteSql(typeof(T), t, out param, propertyNames);
// using (IDbProvider provider = new SqlProvider())
// {
// return BaseHelper.ExecuteNonQuery( sql, param);
// }
//}
///// <summary>
///// 根据实体的类型删除数据。
///// value 中的类型由type确定
///// </summary>
///// <param name="type">实体类型</param>
///// <param name="value">实体对象实例</param>
///// <returns></returns>
//public int Delete(Type type, object value)
//{
// IDataParameter[] param = null;
// string sql = Factory.CreateDeleteSql(type,value,out param);
// using (IDbProvider provider = new SqlProvider())
// {
// return BaseHelper.ExecuteNonQuery( sql, param);
// }
//}
///// <summary>
///// 根据实体的类型的某个属性删除数据。
///// value 中的类型由type确定
///// propertyName 属性名称必须在value
///// 对象中存在
///// </summary>
///// <param name="type">实体类型</param>
///// <param name="value">实体对象实例</param>
///// <param name="propertyName">属性名称</param>
///// <returns></returns>
//public int Delete(Type type, object value, string propertyName)
//{
// IDataParameter[] param = null;
// string sql = Factory.CreateDeleteSql(type, value, out param,propertyName);
// using (IDbProvider provider = new SqlProvider())
// {
// return BaseHelper.ExecuteNonQuery( sql, param);
// }
//}
///// <summary>
///// 根据实体的类型的某个属性删除数据。
///// value 中的类型由type确定
///// propertyName 属性名称必须在value
///// 对象中存在
///// </summary>
///// <param name="type">实体类型</param>
///// <param name="value">实体对象实例</param>
///// <param name="propertyNames">属性名称数组</param>
///// <returns></returns>
//public int Delete(Type type, object value, string[] propertyNames)
//{
// IDataParameter[] param = null;
// string sql = Factory.CreateDeleteSql(type, value, out param, propertyNames);
// using (IDbProvider provider = new SqlProvider())
// {
// return BaseHelper.ExecuteNonQuery( sql, param);
// }
//}
/// <summary>
/// 根据主键查询实体对象
/// </summary>
/// <typeparam name="T">泛型类型</typeparam>
/// <param name="pkPropertyValue">主键值</param>
/// <returns></returns>
public T GetEntity <T>(object pkPropertyValue) where T : class, new()
{
IDataParameter[] param = null;
string sql = Factory.CreateSingleSql(typeof(T), pkPropertyValue, out param);
return(BaseHelper.ConvertToEntity <T>(BaseHelper.ExecuteDataReader(sql, param)));
}
/// <summary>
/// 根据多个属性查询实体集合
/// 该查询方式附加查询组建
/// </summary>
/// <typeparam name="T">类型类</typeparam>
/// <param name="dic">属性键值对</param>
/// <param name="component">查询组件</param>
/// <returns></returns>
public IList <T> GetListTop <T>(IDictionary <string, object> dic, ConditionComponent component) where T : class
{
IDataParameter[] param = null;
string sql = Factory.CreateQueryByPropertySql(typeof(T), dic, out param, component);
return(BaseHelper.ConvertToList <T>(BaseHelper.ExecuteDataReader(sql, param as OracleParameter[])));
}
/// <summary>
/// 根据多个属性查询实体集合
/// </summary>
/// <typeparam name="T">泛型类型</typeparam>
/// <param name="dic">实体公共接口</param>
/// <returns></returns>
public IList <T> GetListTop <T>(IDictionary <string, object> dic) where T : class
{
IDataParameter[] param = null;
string sql = Factory.CreateQueryByPropertySql(typeof(T), dic, out param);
strOrderString = "";
return(BaseHelper.ConvertToList <T>(BaseHelper.ExecuteDataReader(sql, param)));
}
/// <summary>
/// 根据某个实体属性查询实体集合
/// </summary>
/// <typeparam name="T">泛型类型</typeparam>
/// <param name="iTop">属性名称</param>
/// <param name="strTableName">属性名称</param>
/// <param name="component">属性值</param>
/// <returns></returns>
public IList <T> GetListTop <T>(int iTop, ConditionComponent component) where T : class
{
IDataParameter[] param = null;
string strWhere = ((component == null || component.sbComponent == null) ? "" : component.sbComponent.ToString());
string sql = Factory.CreateQuerySql(typeof(T), "*", strWhere, iTop);
strOrderString = "";
return(BaseHelper.ConvertToList <T>(BaseHelper.ExecuteDataReader(sql, param)));
}
/// <summary>
/// 根据某个表名查询实体集合（分页）
/// </summary>
/// <typeparam name="T">泛型类型</typeparam>
/// <param name="strTableName">属性名称</param>
/// <param name="fieldShow">属性名称</param>
/// <param name="pageSize">属性名称</param>
/// <param name="currentPageIndex">属性名称</param>
/// <param name="intCountPage">属性值</param>
/// <param name="component">属性值</param>
/// <param name="isDel">是否删除0 未删除 1 已删除 2 所有</param>
/// <returns></returns>
public IList <T> GetList <T>(string strTableName, string fieldShow, string strKey, int pageSize,
int currentPageIndex, int intCountPage, ConditionComponent component) where T : class
{
IDataParameter[] param = null;
//StringBuilder sbSQL = new StringBuilder();
//sbSQL.Append(" select ");
//sbSQL.Append(fieldShow); //此功能暂未实现
//sbSQL.Append(" from ");
//sbSQL.Append(strTableName);
//if (component != null && component.sbComponent.Length > 0)
//{
// sbSQL.Append(" where ");
// sbSQL.Append(component.sbComponent.ToString());
//}
//intRowCount_ = int.Parse(BaseHelper.ExecuteScalar(sbSQL.ToString().Replace(fieldShow, "count(*)")).ToString());
intPageNum_ = pageSize;
//string strSql = Factory.CreatePageSql(typeof(T),pageSize, currentPageIndex, intCountPage, sbSQL.ToString());
//if (isDel == 0)
//{
// component.AddComponent("isnull(isdel,0)", "0", SearchComponent.Equals, SearchPad.And);
//}
//else if (isDel == 1)
//{
// component.AddComponent("isdel", "1", SearchComponent.Equals, SearchPad.And);
//}
string strSql = Factory.CreatePageSql(strTableName, fieldShow, strKey,
strOrderString_, pageSize, currentPageIndex,
intCountPage, component.sbComponent.ToString(), out param);
strOrderString_ = "";
// return BaseHelper.Query(strSql);
IList <T> lstRet = BaseHelper.ConvertToList <T>(BaseHelper.ExecuteDataReader(strSql, true, param));
if (intCountPage <= 1 && (param[param.Length - 1] as SqlParameter) != null && (param[param.Length - 1] as SqlParameter).Value.ToString() != "")
{
intRowCount_ = Int32.Parse((param[param.Length - 1] as SqlParameter).Value.ToString());
}
else
{
intPageCount_ = intCountPage;
}
return(lstRet);
}
///// <summary>
///// 根据实体类的类型和主键值查询实体对象
///// 使用 type 确定实体，主键确定数据的唯
///// 一性
///// </summary>
///// <param name="type">实体类型</param>
///// <param name="pkPropertyValue">主键值</param>
///// <returns></returns>
//public object GetEntity(Type type, object pkPropertyValue)
//{
// IDataParameter[] param = null;
// string sql = Factory.CreateSingleSql(type,pkPropertyValue,out param);
// return SqlHelperComm.ConvertToEntity(type, BaseHelper.ExecuteDataReader(sql, param as OracleParameter[]));
//}
/// <summary>
/// 根据表名和条件获取实体对象
/// </summary>
/// <typeparam name="T">泛型类型</typeparam>
/// <param name="strTableName">表名</param>
/// <param name="component">条件</param>
/// <returns>实体</returns>
public T GetEntity <T>(string strTableName, ConditionComponent component) where T : class, new()
{
IDataParameter[] param = null;
string sql = string.Format("select * from {0} where rownum<2", strTableName);
if (component != null && component.sbComponent.Length > 0)
{
sql += " and " + component.sbComponent.ToString();
}
return(BaseHelper.ConvertToEntity <T>(BaseHelper.ExecuteDataReader(sql, param as OracleParameter[])));
}
/// <summary>
/// 查询所有实体集合
/// </summary>
/// <typeparam name="T">泛型类型</typeparam>
/// <param name="iTop">属性值</param>
/// <param name="fieldShow">查询的列</param>
/// <param name="component">属性值</param>
/// <returns></returns>
public IList <T> GetListTop <T>(int iTop, string fieldShow, ConditionComponent component) where T : class
{
string strWhere = " 1=1 ";
if (iTop > 0)
{
strWhere += " and rownum<=" + iTop.ToString();
}
if (component != null && component.sbComponent.Length > 0)
{
strWhere += " and " + component.sbComponent.ToString();
}
string sql = Factory.CreateQuerySql(typeof(T), fieldShow, strWhere, iTop);
return(BaseHelper.ConvertToList <T>(BaseHelper.ExecuteDataReader(sql)));
}
/// <summary>
/// 根据表名和条件获取实体对象
/// </summary>
/// <typeparam name="T">泛型类型</typeparam>
/// <param name="strTableName">表名</param>
/// <param name="component">条件</param>
/// <returns>实体</returns>
public T GetEntity <T>(string pkPropertyValue, ConditionComponent component) where T : class, new()
{
IDataParameter[] param = null;
//string sql = string.Format("select top 1 * from {0} ", strTableName);
string strWhere = Factory.CreateSingleSql(typeof(T), pkPropertyValue, out param);
if (component != null && component.sbComponent.Length > 0)
{
strWhere += (pkPropertyValue == null && strWhere.IndexOf(" where ") < 0 ? " where " : " and ") + component.sbComponent.ToString();
}
if (strOrderString != null && strOrderString.Trim() != "")
{
strWhere = strWhere + " order by " + strOrderString;
strOrderString = "";
}
return(BaseHelper.ConvertToEntity <T>(BaseHelper.ExecuteDataReader(strWhere, param)));
}
