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

Example 21 with RowDataPacket

use of io.mycat.net.mysql.RowDataPacket in project Mycat_plus by coderczp.

the class ShowThreadPool 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;
    List<NameableExecutor> executors = getExecutors();
    for (NameableExecutor exec : executors) {
        if (exec != null) {
            RowDataPacket row = getRow(exec, 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 22 with RowDataPacket

use of io.mycat.net.mysql.RowDataPacket in project Mycat_plus by coderczp.

the class ShowThreadPool method getRow.

private static RowDataPacket getRow(NameableExecutor exec, String charset) {
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.add(StringUtil.encode(exec.getName(), charset));
    row.add(IntegerUtil.toBytes(exec.getPoolSize()));
    row.add(IntegerUtil.toBytes(exec.getActiveCount()));
    row.add(IntegerUtil.toBytes(exec.getQueue().size()));
    row.add(LongUtil.toBytes(exec.getCompletedTaskCount()));
    row.add(LongUtil.toBytes(exec.getTaskCount()));
    return row;
}

Example 23 with RowDataPacket

use of io.mycat.net.mysql.RowDataPacket in project Mycat_plus by coderczp.

the class ShowVariables method getRow.

private static RowDataPacket getRow(String name, String value, String charset) {
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.add(StringUtil.encode(name, charset));
    row.add(StringUtil.encode(value, charset));
    return row;
}

Example 24 with RowDataPacket

use of io.mycat.net.mysql.RowDataPacket in project Mycat_plus by coderczp.

the class ShowWhiteHost 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;
    Map<String, List<UserConfig>> map = MycatServer.getInstance().getConfig().getFirewall().getWhitehost();
    for (String key : map.keySet()) {
        List<UserConfig> userConfigs = map.get(key);
        String users = "";
        for (int i = 0; i < userConfigs.size(); i++) {
            if (i > 0) {
                users += "," + userConfigs.get(i).getName();
            } else {
                users += userConfigs.get(i).getName();
            }
        }
        RowDataPacket row = getRow(key, users, 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 25 with RowDataPacket

use of io.mycat.net.mysql.RowDataPacket in project Mycat_plus by coderczp.

the class ShowHeartbeat method getRows.

private static List<RowDataPacket> getRows() {
    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();
            RowDataPacket row = new RowDataPacket(FIELD_COUNT);
            row.add(ds.getName().getBytes());
            row.add(ds.getConfig().getDbType().getBytes());
            if (hb != null) {
                row.add(ds.getConfig().getIp().getBytes());
                row.add(IntegerUtil.toBytes(ds.getConfig().getPort()));
                row.add(IntegerUtil.toBytes(hb.getStatus()));
                row.add(IntegerUtil.toBytes(hb.getErrorCount()));
                row.add(hb.isChecking() ? "checking".getBytes() : "idle".getBytes());
                row.add(LongUtil.toBytes(hb.getTimeout()));
                row.add(hb.getRecorder().get().getBytes());
                String lat = hb.getLastActiveTime();
                row.add(lat == null ? null : lat.getBytes());
                row.add(hb.isStop() ? "true".getBytes() : "false".getBytes());
            } else {
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
                row.add(null);
            }
            list.add(row);
        }
    }
    return list;
}