private TreeNode p2Nodes(P2Object p2)
{
string p2Name = string.Format("{0}: {1}", p2.Type.Value, p2.Name);
TreeNode ret = new TreeNode(p2Name);
List<PIObject> l = p2.GetComponents();
foreach (PIObject p in l)
{
P1Object pi = (P1Object)p;
TreeNode t = p1Nodes(pi);
ret.Nodes.Add(t);
}
return (ret);
}
private TreeNode p2Nodes(P2Object p2)
{
string p2Name = string.Format("{0}: {1}", p2.Type.Value, p2.Name);
TreeNode ret = new TreeNode(p2Name);
List <PIObject> l = p2.GetComponents();
foreach (PIObject p in l)
{
P1Object pi = (P1Object)p;
TreeNode t = p1Nodes(pi);
ret.Nodes.Add(t);
}
return(ret);
}
public List<P2Object> GetAllP2Objects()
{
List<P2Object> ret = new List<P2Object>();
using (SQLiteCommand comm = connection.CreateCommand())
{
comm.CommandText = DBConstants.P2_GET_ALL_PREPARED_STATEMENT_STRING;
SQLiteDataReader reader = comm.ExecuteReader();
while (reader.Read())
{
int idColumn = reader.GetOrdinal(DBConstants.ID_FIELD);
int nameColumn = reader.GetOrdinal(DBConstants.NAME_FIELD);
int idValue = (reader.IsDBNull(idColumn)) ? -1 : reader.GetInt32(idColumn);
string nameValue = (reader.IsDBNull(nameColumn)) ? string.Empty : reader.GetString(nameColumn);
P2Object obj = new P2Object(idValue, nameValue, PIObject.ObjectType.P2);
ret.Add(obj);
}
reader.Close();
reader = null;
}
return (ret);
}
public List <P2Object> GetP2ComponentsByP3ID(int id)
{
List <P2Object> ret = new List <P2Object>();
using (SQLiteCommand comm = connection.CreateCommand())
{
comm.CommandText = DBConstants.P3_GET_P2_COMPONENTS_BY_ID_PREPARED_STATEMENT_STRING;
comm.Parameters.AddWithValue("@id", id);
comm.Prepare();
SQLiteDataReader reader = comm.ExecuteReader();
while (reader.Read())
{
int idColumn = reader.GetOrdinal(DBConstants.P2_ID_FIELD);
int idValue = (reader.IsDBNull(idColumn)) ? -1 : reader.GetInt32(idColumn);
P2Object obj = GetP2ByID(idValue);
ret.Add(obj);
}
reader.Close();
reader = null;
}
return(ret);
}
public List <P2Object> GetAllP2Objects()
{
List <P2Object> ret = new List <P2Object>();
using (SQLiteCommand comm = connection.CreateCommand())
{
comm.CommandText = DBConstants.P2_GET_ALL_PREPARED_STATEMENT_STRING;
SQLiteDataReader reader = comm.ExecuteReader();
while (reader.Read())
{
int idColumn = reader.GetOrdinal(DBConstants.ID_FIELD);
int nameColumn = reader.GetOrdinal(DBConstants.NAME_FIELD);
int idValue = (reader.IsDBNull(idColumn)) ? -1 : reader.GetInt32(idColumn);
string nameValue = (reader.IsDBNull(nameColumn)) ? string.Empty : reader.GetString(nameColumn);
P2Object obj = new P2Object(idValue, nameValue, PIObject.ObjectType.P2);
ret.Add(obj);
}
reader.Close();
reader = null;
}
return(ret);
}
public P2Object GetP2ByID(int id)
{
P2Object ret = null;
using (SQLiteCommand comm = connection.CreateCommand())
{
comm.CommandText = DBConstants.P2_GET_BY_ID_PREPARED_STATEMENT_STRING;
comm.Parameters.AddWithValue("@id", id);
SQLiteDataReader reader = comm.ExecuteReader();
while (reader.Read())
{
int idColumn = reader.GetOrdinal(DBConstants.ID_FIELD);
int nameColumn = reader.GetOrdinal(DBConstants.NAME_FIELD);
int idValue = (reader.IsDBNull(idColumn)) ? -1 : reader.GetInt32(idColumn);
string nameValue = (reader.IsDBNull(nameColumn)) ? string.Empty : reader.GetString(nameColumn);
ret = new P2Object(idValue, nameValue, PIObject.ObjectType.P2);
break;
}
reader.Close();
reader = null;
}
return(ret);
}
public P2Object GetP2ByName(string name)
{
P2Object ret = null;
using (SQLiteCommand comm = connection.CreateCommand())
{
comm.CommandText = DBConstants.P2_GET_BY_NAME_PREPARED_STATEMENT_STRING;
comm.Parameters.AddWithValue("@name", name);
SQLiteDataReader reader = comm.ExecuteReader();
while (reader.Read())
{
int idColumn = reader.GetOrdinal(DBConstants.ID_FIELD);
int nameColumn = reader.GetOrdinal(DBConstants.NAME_FIELD);
int idValue = (reader.IsDBNull(idColumn)) ? -1 : reader.GetInt32(idColumn);
string nameValue = (reader.IsDBNull(nameColumn)) ? string.Empty : reader.GetString(nameColumn);
ret = new P2Object(idValue, nameValue, PIObject.ObjectType.P2);
break;
}
reader.Close();
reader = null;
}
return (ret);
}