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

Example 91 with RowDataPacket

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

the class ShowCommand method execute.

public static void execute(ManagerConnection 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;
    for (NIOProcessor p : MycatServer.getInstance().getProcessors()) {
        RowDataPacket row = getRow(p, c.getCharset());
        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);
    // write buffer
    c.write(buffer);
}

Example 92 with RowDataPacket

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

the class ShowDataSource method execute.

public static void execute(ManagerConnection c, String name) {
    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;
    MycatConfig conf = MycatServer.getInstance().getConfig();
    Map<String, List<PhysicalDatasource>> dataSources = new HashMap<String, List<PhysicalDatasource>>();
    if (null != name) {
        PhysicalDBNode dn = conf.getDataNodes().get(name);
        if (dn != null) {
            List<PhysicalDatasource> dslst = new LinkedList<PhysicalDatasource>();
            dslst.addAll(dn.getDbPool().getAllDataSources());
            dataSources.put(dn.getName(), dslst);
        }
    } else {
        for (PhysicalDBNode dn : conf.getDataNodes().values()) {
            List<PhysicalDatasource> dslst = new LinkedList<PhysicalDatasource>();
            dslst.addAll(dn.getDbPool().getAllDataSources());
            dataSources.put(dn.getName(), dslst);
        }
    }
    for (Map.Entry<String, List<PhysicalDatasource>> dsEntry : dataSources.entrySet()) {
        String dnName = dsEntry.getKey();
        for (PhysicalDatasource ds : dsEntry.getValue()) {
            RowDataPacket row = getRow(dnName, ds, c.getCharset());
            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 93 with RowDataPacket

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

the class ShowDatasourceSynDetail method getRows.

private static List<RowDataPacket> getRows(String name, String charset) {
    List<RowDataPacket> list = new LinkedList<RowDataPacket>();
    MycatConfig conf = MycatServer.getInstance().getConfig();
    // host nodes
    Map<String, PhysicalDBPool> dataHosts = conf.getDataHosts();
    for (PhysicalDBPool pool : dataHosts.values()) {
        for (PhysicalDatasource ds : pool.getAllDataSources()) {
            DBHeartbeat hb = ds.getHeartbeat();
            DataSourceSyncRecorder record = hb.getAsynRecorder();
            Map<String, String> states = record.getRecords();
            if (name.equals(ds.getName())) {
                List<Record> data = record.getAsynRecords();
                for (Record r : data) {
                    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
                    row.add(StringUtil.encode(ds.getName(), charset));
                    row.add(StringUtil.encode(ds.getConfig().getIp(), charset));
                    row.add(LongUtil.toBytes(ds.getConfig().getPort()));
                    row.add(StringUtil.encode(states.get("Master_Host"), charset));
                    row.add(LongUtil.toBytes(Long.valueOf(states.get("Master_Port"))));
                    row.add(StringUtil.encode(states.get("Master_Use"), charset));
                    // DateFormat非线程安全
                    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
                    String time = sdf.format(new Date(r.getTime()));
                    row.add(StringUtil.encode(time, charset));
                    row.add(LongUtil.toBytes((Long) r.getValue()));
                    list.add(row);
                }
                break;
            }
        }
    }
    return list;
}

Example 94 with RowDataPacket

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

the class ShowDatasourceSynDetail method response.

public static void response(ManagerConnection c, String stmt) {
    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;
    String name = ManagerParseShow.getWhereParameter(stmt);
    for (RowDataPacket row : getRows(name, c.getCharset())) {
        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 95 with RowDataPacket

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

the class SelectSessionAutoIncrement method execute.

public static void execute(ManagerConnection 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.packetId = ++packetId;
    row.add(LongUtil.toBytes(1));
    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);
}