/// <summary>
/// 获取实体
/// </summary>
/// <param name="row">数据行</param>
/// <param name="columns">列集合</param>
/// <returns>数据表实体</returns>
protected override T CreateEntity(DataRow row, DataColumnCollection columns)
{
T entity = new T();
PropertyInfo[] props = this._entityType.GetProperties();
foreach (PropertyInfo prop in props)
{
DatabaseColumnAtrribute attr = null;
if (this._columns.TryGetValue(prop.Name, out attr) && attr != null)
{
DbType dbType = (attr.DbType.HasValue ? attr.DbType.Value : DbTypeHelper.InternalGetDbType(prop.PropertyType));
Object value;
if (this.IsNullableType(prop.PropertyType))
{
value = this.LoadNullableValue(row, columns, attr.ColumnName, dbType);
}
else
{
value = this.LoadValue(row, columns, attr.ColumnName, dbType);
}
prop.SetValue(entity, value, null);
}
}
return(entity);
}
/// <summary>
/// 创建新的Sql语句参数类
/// </summary>
/// <param name="columnName">字段名</param>
/// <param name="parameterName">参数名</param>
/// <param name="value">赋值内容</param>
/// <returns>Sql语句参数类</returns>
public static SqlParameter Create(String columnName, String parameterName, Object value)
{
return(SqlParameter.Create(columnName, parameterName, DbTypeHelper.InternalGetDbType(value), value));
}
/// <summary>
/// 创建新的Sql语句参数类
/// </summary>
/// <param name="columnName">字段名</param>
/// <param name="value">赋值内容</param>
/// <returns>Sql语句参数类</returns>
public static SqlParameter Create(String columnName, Object value)
{
return(SqlParameter.Create(columnName, columnName.Replace("(", "_").Replace(")", ""), DbTypeHelper.InternalGetDbType(value), value));
}