private Dictionary <int, Geometry> GetGeometries <T>(string sql)
where T : ActiveBaseEntity <T>, IIdentifiable
{
var ds = SqlActions.ExecuteDataSet(sql, true);
var geometries = new Dictionary <int, Geometry>();
WKBReader reader = new WKBReader();
foreach (DataRow dr in ds.Tables[0].Rows)
{
var bytes = dr[1] as byte[];
var trimmed = new byte[bytes.Length - 4];
Array.Copy(bytes, 4, trimmed, 0, trimmed.Length);
geometries.Add((int)dr[0], (Geometry)reader.Read(trimmed));
}
return(geometries);
/*
* using (var rows = SqlActions.ExecuteReader(sql, true))
* {
* var geometries = new Dictionary<int, Geometry>();
*
* WKBReader reader = new WKBReader();
* while (rows.Read())
* {
* var bytes = rows.GetValue(1) as byte[];
* var trimmed = new byte[bytes.Length - 4];
* Array.Copy(bytes, 4, trimmed, 0, trimmed.Length);
*
* geometries.Add(rows.GetInt32(0), (Geometry)reader.Read(trimmed));
* }
* return geometries;
* }*/
}
public NHibernateSession(ISession wrap, IStatelessSession wrapStateless)
{
_wrap = wrap;
_sessionSqlActions = new SqlActions(this);
_wrapStateless = wrapStateless;
if (_wrapStateless != null)
{
_isStateless = true;
}
}
/// <summary>
/// Trae los datos de campos Point de mysql tipados como ídem en un diccionario.
/// </summary>
/// <typeparam name="T">El tipo a consultar.</typeparam>
/// <param name="whereField">El campo para hacer el where.</param>
/// <param name="whereValue">El valor del where.</param>
/// <param name="selectField">Opcional. El campo a consultar. Si no se pasa el parámetro trae el campo tipo Point de la tabla, si es que hay uno.</param>
/// <returns>Diccionario con ids y Points de NetTopology.</returns>
private Dictionary <int, Point> GetPoints <T>(string sql)
where T : ActiveBaseEntity <T>, IIdentifiable
{
using (var rows = SqlActions.ExecuteReader(sql, true))
{
var points = new Dictionary <int, Point>();
WKBReader reader = new WKBReader();
while (rows.Read())
{
var bytes = rows.GetValue(1) as byte[];
var trimmed = new byte[bytes.Length - 4];
Array.Copy(bytes, 4, trimmed, 0, trimmed.Length);
points.Add(rows.GetInt32(0), (Point)reader.Read(trimmed));
}
return(points);
}
}
public void Ping()
{
SqlActions.ExecuteNonQuery("select 1");
}
