Examples with EOFPacket com.actiontech.dble.net.mysql.EOFPacket used on opensource projects

Example 6 with EOFPacket

use of com.actiontech.dble.net.mysql.EOFPacket in project dble by actiontech.

the class ShowSQLSumUser method execute.

public static void execute(ManagerConnection c, boolean isClear) {
    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.getPacketId();
    int i = 0;
    Map<String, UserStat> statMap = UserStatAnalyzer.getInstance().getUserStatMap();
    for (UserStat userStat : statMap.values()) {
        i++;
        RowDataPacket row = getRow(userStat, i, c.getCharset().getResults());
        row.setPacketId(++packetId);
        buffer = row.write(buffer, c, true);
    }
    if (isClear) {
        UserStatAnalyzer.getInstance().reset();
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.setPacketId(++packetId);
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}

Example 7 with EOFPacket

use of com.actiontech.dble.net.mysql.EOFPacket in project dble by actiontech.

the class ShowSession 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.getPacketId();
    for (NIOProcessor process : DbleServer.getInstance().getFrontProcessors()) {
        for (FrontendConnection front : process.getFrontends().values()) {
            if (!(front instanceof ServerConnection)) {
                continue;
            }
            ServerConnection sc = (ServerConnection) front;
            RowDataPacket row = getRow(sc, c.getCharset().getResults());
            if (row != null) {
                row.setPacketId(++packetId);
                buffer = row.write(buffer, c, true);
            }
        }
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.setPacketId(++packetId);
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}

Example 8 with EOFPacket

use of com.actiontech.dble.net.mysql.EOFPacket in project dble by actiontech.

the class ShowSqlResultSet 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.getPacketId();
    int i = 0;
    Map<String, UserStat> statMap = UserStatAnalyzer.getInstance().getUserStatMap();
    for (UserStat userStat : statMap.values()) {
        String user = userStat.getUser();
        ConcurrentMap<String, SqlResultSet> map = userStat.getSqlResultSizeRecorder().getSqlResultSet();
        if (map != null) {
            for (SqlResultSet sqlResultSet : map.values()) {
                RowDataPacket row = getRow(++i, user, sqlResultSet.getSql(), sqlResultSet.getCount(), sqlResultSet.getResultSetSize(), c.getCharset().getResults());
                row.setPacketId(++packetId);
                buffer = row.write(buffer, c, true);
            }
        }
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.setPacketId(++packetId);
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}

Example 9 with EOFPacket

use of com.actiontech.dble.net.mysql.EOFPacket in project dble by actiontech.

the class ShowSysLog method execute.

public static void execute(ManagerConnection c, int numLines) {
    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.getPacketId();
    String filename = SystemConfig.getHomePath() + File.separator + "logs" + File.separator + ShowServerLog.DEFAULT_LOGFILE;
    String[] lines = getLinesByLogFile(filename, numLines);
    boolean linesIsEmpty = true;
    for (String line : lines) {
        if (line != null) {
            RowDataPacket row = new RowDataPacket(FIELD_COUNT);
            row.add(StringUtil.encode(line.substring(0, 19), c.getCharset().getResults()));
            row.add(StringUtil.encode(line.substring(19, line.length()), c.getCharset().getResults()));
            row.setPacketId(++packetId);
            buffer = row.write(buffer, c, true);
            linesIsEmpty = false;
        }
    }
    if (linesIsEmpty) {
        RowDataPacket row = new RowDataPacket(FIELD_COUNT);
        row.add(StringUtil.encode("NULL", c.getCharset().getResults()));
        row.add(StringUtil.encode("NULL", c.getCharset().getResults()));
        row.setPacketId(++packetId);
        buffer = row.write(buffer, c, true);
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.setPacketId(++packetId);
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}

Example 10 with EOFPacket

use of com.actiontech.dble.net.mysql.EOFPacket in project dble by actiontech.

the class ShowBackendStat method execute.

public static void execute(ManagerConnection 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);
    HashMap<String, BackendStat> infos = stat();
    byte packetId = EOF.getPacketId();
    for (Map.Entry<String, BackendStat> entry : infos.entrySet()) {
        RowDataPacket row = getRow(entry.getValue(), c.getCharset().getResults());
        row.setPacketId(++packetId);
        buffer = row.write(buffer, c, true);
    }
    EOFPacket lastEof = new EOFPacket();
    lastEof.setPacketId(++packetId);
    buffer = lastEof.write(buffer, c, true);
    c.write(buffer);
}