Examples with ColumnDefinition io.vertx.mysqlclient.impl.protocol.ColumnDefinition used on opensource projects

Example 1 with ColumnDefinition

use of io.vertx.mysqlclient.impl.protocol.ColumnDefinition in project vertx-sql-client by eclipse-vertx.

the class CommandCodec method decodeColumnDefinitionPacketPayload.

ColumnDefinition decodeColumnDefinitionPacketPayload(ByteBuf payload) {
    String catalog = BufferUtils.readLengthEncodedString(payload, StandardCharsets.UTF_8);
    String schema = BufferUtils.readLengthEncodedString(payload, StandardCharsets.UTF_8);
    String table = BufferUtils.readLengthEncodedString(payload, StandardCharsets.UTF_8);
    String orgTable = BufferUtils.readLengthEncodedString(payload, StandardCharsets.UTF_8);
    String name = BufferUtils.readLengthEncodedString(payload, StandardCharsets.UTF_8);
    String orgName = BufferUtils.readLengthEncodedString(payload, StandardCharsets.UTF_8);
    long lengthOfFixedLengthFields = BufferUtils.readLengthEncodedInteger(payload);
    int characterSet = payload.readUnsignedShortLE();
    long columnLength = payload.readUnsignedIntLE();
    DataType type = DataType.valueOf(payload.readUnsignedByte());
    int flags = payload.readUnsignedShortLE();
    byte decimals = payload.readByte();
    return new ColumnDefinition(catalog, schema, table, orgTable, name, orgName, characterSet, columnLength, type, flags, decimals);
}

Example 2 with ColumnDefinition

use of io.vertx.mysqlclient.impl.protocol.ColumnDefinition in project vertx-sql-client by eclipse-vertx.

the class QueryCommandBaseCodec method handleResultsetColumnDefinitions.

protected void handleResultsetColumnDefinitions(ByteBuf payload) {
    ColumnDefinition def = decodeColumnDefinitionPacketPayload(payload);
    columnDefinitions[currentColumn++] = def;
    if (currentColumn == columnDefinitions.length) {
        // all column definitions have been decoded, switch to column definitions decoding completed state
        if (isDeprecatingEofFlagEnabled()) {
            // we enabled the DEPRECATED_EOF flag and don't need to accept an EOF_Packet
            handleResultsetColumnDefinitionsDecodingCompleted();
        } else {
            // we need to decode an EOF_Packet before handling rows, to be compatible with MySQL version below 5.7.5
            commandHandlerState = CommandHandlerState.COLUMN_DEFINITIONS_DECODING_COMPLETED;
        }
    }
}

Example 3 with ColumnDefinition

use of io.vertx.mysqlclient.impl.protocol.ColumnDefinition in project vertx-sql-client by eclipse-vertx.

the class RowResultDecoder method decodeRow.

@Override
protected Row decodeRow(int len, ByteBuf in) {
    Row row = new MySQLRowImpl(rowDesc);
    if (rowDesc.dataFormat() == DataFormat.BINARY) {
        // BINARY row decoding
        // 0x00 packet header
        // null_bitmap
        int nullBitmapLength = (len + 7 + 2) >> 3;
        int nullBitmapIdx = 1 + in.readerIndex();
        in.skipBytes(1 + nullBitmapLength);
        // values
        for (int c = 0; c < len; c++) {
            int val = c + 2;
            int bytePos = val >> 3;
            int bitPos = val & 7;
            byte mask = (byte) (1 << bitPos);
            byte nullByte = (byte) (in.getByte(nullBitmapIdx + bytePos) & mask);
            Object decoded = null;
            if (nullByte == 0) {
                // non-null
                ColumnDefinition columnDef = rowDesc.columnDefinitions()[c];
                DataType dataType = columnDef.type();
                int collationId = rowDesc.columnDefinitions()[c].characterSet();
                int columnDefinitionFlags = columnDef.flags();
                decoded = DataTypeCodec.decodeBinary(dataType, collationId, columnDefinitionFlags, in);
            }
            row.addValue(decoded);
        }
    } else {
        // TEXT row decoding
        for (int c = 0; c < len; c++) {
            Object decoded = null;
            if (in.getUnsignedByte(in.readerIndex()) == NULL) {
                in.skipBytes(1);
            } else {
                DataType dataType = rowDesc.columnDefinitions()[c].type();
                int columnDefinitionFlags = rowDesc.columnDefinitions()[c].flags();
                int collationId = rowDesc.columnDefinitions()[c].characterSet();
                decoded = DataTypeCodec.decodeText(dataType, collationId, columnDefinitionFlags, in);
            }
            row.addValue(decoded);
        }
    }
    return row;
}

Example 4 with ColumnDefinition

use of io.vertx.mysqlclient.impl.protocol.ColumnDefinition in project Mycat2 by MyCATApache.

the class VertxMycatTextCollector method onColumnDef.

@Override
public void onColumnDef(MySQLPacket mySQLPacket, int startPos, int endPos) {
    ColumnDefPacketImpl packet = new ColumnDefPacketImpl();
    packet.read(mySQLPacket, startPos, endPos);
    String catalog = new String(packet.getColumnCatalog());
    String schema = new String(packet.getColumnSchema());
    String table = new String(packet.getColumnTable());
    String orgTable = new String(packet.getColumnOrgTable());
    String name = new String(packet.getColumnName());
    String orgName = new String(packet.getColumnOrgName());
    int characterSet = packet.getColumnCharsetSet();
    long columnLength = packet.getColumnLength();
    DataType type = DataType.valueOf(packet.getColumnType());
    int flags = packet.getColumnFlags();
    byte decimals = packet.getColumnDecimals();
    ColumnDefinition columnDefinition = new ColumnDefinition(catalog, schema, table, orgTable, name, orgName, characterSet, columnLength, type, flags, decimals);
    this.currentColumnDefList[this.columnCount++] = columnDefinition;
}

Example 5 with ColumnDefinition

use of io.vertx.mysqlclient.impl.protocol.ColumnDefinition in project Mycat2 by MyCATApache.

the class MycatVertxRowResultDecoder method decodeRow.

@Override
protected Row decodeRow(int len, ByteBuf in) {
    Row row = new MySQLRowImpl(rowDesc);
    if (rowDesc.dataFormat() == DataFormat.BINARY) {
        // BINARY row decoding
        // 0x00 packet header
        // null_bitmap
        int nullBitmapLength = (len + 7 + 2) >> 3;
        int nullBitmapIdx = 1 + in.readerIndex();
        in.skipBytes(1 + nullBitmapLength);
        // values
        for (int c = 0; c < len; c++) {
            int val = c + 2;
            int bytePos = val >> 3;
            int bitPos = val & 7;
            byte mask = (byte) (1 << bitPos);
            byte nullByte = (byte) (in.getByte(nullBitmapIdx + bytePos) & mask);
            Object decoded = null;
            if (nullByte == 0) {
                // non-null
                ColumnDefinition columnDef = rowDesc.columnDefinitions()[c];
                DataType dataType = columnDef.type();
                int collationId = rowDesc.columnDefinitions()[c].characterSet();
                int columnDefinitionFlags = columnDef.flags();
                decoded = DataTypeCodec.decodeBinary(dataType, collationId, columnDefinitionFlags, in);
            }
            row.addValue(decoded);
        }
    } else {
        // TEXT row decoding
        for (int c = 0; c < len; c++) {
            Object decoded = null;
            if (in.getUnsignedByte(in.readerIndex()) == NULL) {
                in.skipBytes(1);
            } else {
                DataType dataType = rowDesc.columnDefinitions()[c].type();
                int columnDefinitionFlags = rowDesc.columnDefinitions()[c].flags();
                int collationId = rowDesc.columnDefinitions()[c].characterSet();
                decoded = DataTypeCodec.decodeText(dataType, collationId, columnDefinitionFlags, in);
            }
            row.addValue(decoded);
        }
    }
    return row;
}