Ejemplo n.º 1
0
 public override void parse(Mono.Data.Sqlite.SqliteDataReader reader)
 {
     if (mparse_0.CheckShouldInvokeBase(this.instance))
     {
         base.parse(reader);
     }
     else
     {
         mparse_0.Invoke(this.instance, reader);
     }
 }
 public override ChunkData Pull(ChunkDescriptor Chunk)
 {
     using (Mono.Data.Sqlite.SqliteCommand Comm = new Mono.Data.Sqlite.SqliteCommand("SELECT PATH FROM CHUNKS WHERE ID = @p0", Base)) {
         Comm.Parameters.AddWithValue("p0", Chunk.Hash);
         Mono.Data.Sqlite.SqliteDataReader DR = Comm.ExecuteReader();
         if (DR.Read())
         {
             return(new File(Chunk, this, DR.GetString(0)));
         }
         return(null);
     }
 }
Ejemplo n.º 3
0
        private static byte[] ReadBytes(SQLiteDataReader reader, int fieldIndex)
        {
            const int CHUNK_SIZE  = 2 * 1024;
            var       buffer      = new byte[CHUNK_SIZE];
            long      fieldOffset = 0;

            using (var stream = new MemoryStream())
            {
                long bytesRead;
                while ((bytesRead = reader.GetBytes(fieldIndex, fieldOffset, buffer, 0, buffer.Length)) > 0)
                {
                    stream.Write(buffer, 0, (int)bytesRead);
                    fieldOffset += bytesRead;
                }
                return(stream.ToArray());
            }
        }
Ejemplo n.º 4
0
        //dbPathFile --> path file do banco de dados
        //tablename --> nome da tabela
        //resultCol --> coluna da tabela que sera retornada Ex."Nome"
        //refCol --> coluna de referencia para comparação Ex."Senha"
        //refData --> dado que sera comparado com a coluna de referencia Ex."123"
        public String dbGetCommand(String dbPathFile, String tableName, String resultCol, String refCol, String refData)
        {
            int       i           = 0;
            String    resultModel = "";
            String    strQuery    = "SELECT * FROM " + tableName;
            ArrayList readArray   = new ArrayList();

            try
            {
                Mono.Data.Sqlite.SqliteConnection connection =
                    new Mono.Data.Sqlite.SqliteConnection("Data Source=" + dbPathFile);
                connection.Open();
                Mono.Data.Sqlite.SqliteCommand dbcmd = connection.CreateCommand();

                dbcmd.CommandText = strQuery;

                //SqliteDataReader rdr = cmd.ExecuteReader()
                Mono.Data.Sqlite.SqliteDataReader rdr = dbcmd.ExecuteReader();


                while (rdr.Read())
                {
                    i++;
                    //if(rdr[refCol].ToString() == refData){
                    //    resultModel = rdr[resultCol].ToString();
                    //}

                    if (rdr[refCol].ToString() == refData)
                    {
                        resultModel = rdr[resultCol].ToString();
                    }
                }


                connection.Close();
            }
            catch (Exception ex)
            {
                showMessage("Erro ao executar SqliteDataReader: " + ex.Message);
            }

            return(resultModel);
        }
        public static bool ExportMapDataToDB(string sourceFile, string destFile)
        {
            bool ret = true;

            try
            {
                if (!File.Exists(destFile))
                {
                    ret = CreateEmptyDB(destFile);
                }

                if (ret)
                {
                    using (SQLiteConnection cn1 = new SQLiteConnection())
                    {
#if !MONO
                        cn1.ConnectionString = string.Format("Data Source=\"{0}\";Page Size=32768", sourceFile);
#else
                        cn1.ConnectionString = string.Format("Version=3,URI=file://{0},FailIfMissing=True,Page Size=32768", sourceFile);
#endif

                        cn1.Open();
                        if (cn1.State == System.Data.ConnectionState.Open)
                        {
                            using (SQLiteConnection cn2 = new SQLiteConnection())
                            {
#if !MONO
                                cn2.ConnectionString = string.Format("Data Source=\"{0}\";Page Size=32768", destFile);
#else
                                cn2.ConnectionString = string.Format("Version=3,URI=file://{0},FailIfMissing=True,Page Size=32768", destFile);
#endif
                                cn2.Open();
                                if (cn2.State == System.Data.ConnectionState.Open)
                                {
                                    using (SQLiteCommand cmd = new SQLiteCommand(string.Format("ATTACH DATABASE \"{0}\" AS Source", sourceFile), cn2))
                                    {
                                        cmd.ExecuteNonQuery();
                                    }

                                    using (SQLiteTransaction tr = cn2.BeginTransaction())
                                    {
                                        try
                                        {
                                            List <long> add = new List <long>();
                                            using (SQLiteCommand cmd = new SQLiteCommand("SELECT id, X, Y, Zoom, Type FROM Tiles;", cn1))
                                            {
                                                using (SQLiteDataReader rd = cmd.ExecuteReader())
                                                {
                                                    while (rd.Read())
                                                    {
                                                        long id = rd.GetInt64(0);
                                                        using (SQLiteCommand cmd2 = new SQLiteCommand(string.Format("SELECT id FROM Tiles WHERE X={0} AND Y={1} AND Zoom={2} AND Type={3};", rd.GetInt32(1), rd.GetInt32(2), rd.GetInt32(3), rd.GetInt32(4)), cn2))
                                                        {
                                                            using (SQLiteDataReader rd2 = cmd2.ExecuteReader())
                                                            {
                                                                if (!rd2.Read())
                                                                {
                                                                    add.Add(id);
                                                                }
                                                            }
                                                        }
                                                    }
                                                }
                                            }

                                            foreach (long id in add)
                                            {
                                                using (SQLiteCommand cmd = new SQLiteCommand(string.Format("INSERT INTO Tiles(X, Y, Zoom, Type, CacheTime) SELECT X, Y, Zoom, Type, CacheTime FROM Source.Tiles WHERE id={0}; INSERT INTO TilesData(id, Tile) Values((SELECT last_insert_rowid()), (SELECT Tile FROM Source.TilesData WHERE id={0}));", id), cn2))
                                                {
                                                    cmd.Transaction = tr;
                                                    cmd.ExecuteNonQuery();
                                                }
                                            }
                                            add.Clear();

                                            tr.Commit();
                                        }
                                        catch (Exception exx)
                                        {
                                            Debug.WriteLine("ExportMapDataToDB: " + exx.ToString());
                                            tr.Rollback();
                                            ret = false;
                                        }
                                    }

                                    using (SQLiteCommand cmd = new SQLiteCommand("DETACH DATABASE Source;", cn2))
                                    {
                                        cmd.ExecuteNonQuery();
                                    }
                                }
                            }
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                Debug.WriteLine("ExportMapDataToDB: " + ex.ToString());
                ret = false;
            }
            return(ret);
        }
Ejemplo n.º 6
0
		private static byte[] ReadBytes(SQLiteDataReader reader, int fieldIndex)
		{
			const int CHUNK_SIZE = 2 * 1024;
			var buffer = new byte[CHUNK_SIZE];
			long fieldOffset = 0;
			using (var stream = new MemoryStream())
			{
				long bytesRead;
				while ((bytesRead = reader.GetBytes(fieldIndex, fieldOffset, buffer, 0, buffer.Length)) > 0)
				{
					stream.Write(buffer, 0, (int)bytesRead);
					fieldOffset += bytesRead;
				}
				return stream.ToArray();
			}
		}
Ejemplo n.º 7
0
 public SQLiteDataReader(Mono.Data.Sqlite.SqliteDataReader reader)
 {
     __reader = reader;
 }
Ejemplo n.º 8
0
 public SQLiteDataReader(Mono.Data.Sqlite.SqliteDataReader reader)
 {
     __reader = reader;
 }
Ejemplo n.º 9
0
 public SqliteDataReader(Mono.Data.Sqlite.SqliteDataReader sqliteDataReader)
 {
     this.sqliteDataReader = sqliteDataReader;
 }
Ejemplo n.º 10
0
 public void Execute() => Reader = Command.ExecuteReader();