Examples with FieldPacket io.mycat.net.mysql.FieldPacket used on opensource projects

Example 76 with FieldPacket

use of io.mycat.net.mysql.FieldPacket in project Mycat-Server by MyCATApache.

the class SelectVersion method response.

public static void response(ServerConnection c) {
    ByteBuffer buffer = c.allocate();
    buffer = header.write(buffer, c, true);
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c, true);
    }
    buffer = eof.write(buffer, c, true);
    byte packetId = eof.packetId;
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.add(Versions.SERVER_VERSION);
    row.packetId = ++packetId;
    buffer = row.write(buffer, c, true);
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c, true);
    c.write(buffer);
}

Example 77 with FieldPacket

use of io.mycat.net.mysql.FieldPacket in project Mycat-Server by MyCATApache.

the class ResultSetUtil method resultSetToFieldPacket.

public static void resultSetToFieldPacket(String charset, List<FieldPacket> fieldPks, ResultSet rs, boolean isSpark) throws SQLException {
    ResultSetMetaData metaData = rs.getMetaData();
    int colunmCount = metaData.getColumnCount();
    if (colunmCount > 0) {
        //String values="";
        for (int i = 0; i < colunmCount; i++) {
            int j = i + 1;
            FieldPacket fieldPacket = new FieldPacket();
            fieldPacket.orgName = StringUtil.encode(metaData.getColumnName(j), charset);
            fieldPacket.name = StringUtil.encode(metaData.getColumnLabel(j), charset);
            if (!isSpark) {
                fieldPacket.orgTable = StringUtil.encode(metaData.getTableName(j), charset);
                fieldPacket.table = StringUtil.encode(metaData.getTableName(j), charset);
                fieldPacket.db = StringUtil.encode(metaData.getSchemaName(j), charset);
                fieldPacket.flags = toFlag(metaData, j);
            }
            fieldPacket.length = metaData.getColumnDisplaySize(j);
            fieldPacket.decimals = (byte) metaData.getScale(j);
            int javaType = MysqlDefs.javaTypeDetect(metaData.getColumnType(j), fieldPacket.decimals);
            fieldPacket.type = (byte) (MysqlDefs.javaTypeMysql(javaType) & 0xff);
            fieldPks.add(fieldPacket);
        //values+=metaData.getColumnLabel(j)+"|"+metaData.getColumnName(j)+"  ";
        }
    // System.out.println(values);
    }
}

Example 78 with FieldPacket

use of io.mycat.net.mysql.FieldPacket in project Mycat-Server by MyCATApache.

the class SelectVersionComment method response.

public static void response(ServerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c, true);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c, true);
    }
    // write eof
    buffer = eof.write(buffer, c, true);
    // write rows
    byte packetId = eof.packetId;
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.add(VERSION_COMMENT);
    row.packetId = ++packetId;
    buffer = row.write(buffer, c, true);
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c, true);
    // post write
    c.write(buffer);
}

Example 79 with FieldPacket

use of io.mycat.net.mysql.FieldPacket in project Mycat-Server by MyCATApache.

the class ShowCobarCluster method response.

public static void response(ServerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c, true);
    // write field
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c, true);
    }
    // write eof
    buffer = eof.write(buffer, c, true);
    // write rows
    byte packetId = eof.packetId;
    for (RowDataPacket row : getRows(c)) {
        row.packetId = ++packetId;
        buffer = row.write(buffer, c, true);
    }
    // last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c, true);
    // post write
    c.write(buffer);
}

Example 80 with FieldPacket

use of io.mycat.net.mysql.FieldPacket in project Mycat-Server by MyCATApache.

the class ShowCobarStatus method response.

public static void response(ServerConnection c) {
    if (MycatServer.getInstance().isOnline()) {
        ByteBuffer buffer = c.allocate();
        buffer = header.write(buffer, c, true);
        for (FieldPacket field : fields) {
            buffer = field.write(buffer, c, true);
        }
        buffer = eof.write(buffer, c, true);
        buffer = status.write(buffer, c, true);
        buffer = lastEof.write(buffer, c, true);
        c.write(buffer);
    } else {
        error.write(c);
    }
}