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

Example 56 with FieldPacket

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

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.getPacketId();
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.setPacketId(++packetId);
    row.add(LongUtil.toBytes(1));
    buffer = row.write(buffer, c, true);
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.setPacketId(++packetId);
    buffer = lastEof.write(buffer, c, true);
    // post write
    c.write(buffer);
}

Example 57 with FieldPacket

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

the class ShowBackend 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);
    byte packetId = EOF.getPacketId();
    for (NIOProcessor p : DbleServer.getInstance().getBackendProcessors()) {
        for (BackendConnection bc : p.getBackends().values()) {
            if (bc != null) {
                RowDataPacket row = getRow(bc, c.getCharset().getResults());
                if (row != null) {
                    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);
}

Example 58 with FieldPacket

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

the class ShowSQLSlow 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();
    Map<String, UserStat> statMap = UserStatAnalyzer.getInstance().getUserStatMap();
    for (UserStat userStat : statMap.values()) {
        String user = userStat.getUser();
        List<SQLRecord> keyList = userStat.getSqlRecorder().getRecords();
        for (SQLRecord key : keyList) {
            if (key != null) {
                RowDataPacket row = getRow(user, key, c.getCharset().getResults());
                row.setPacketId(++packetId);
                buffer = row.write(buffer, c, true);
            }
        }
        if (isClear) {
            userStat.clearSqlSlow();
        }
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.setPacketId(++packetId);
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}

Example 59 with FieldPacket

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

the class ShowSQLSumTable 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, TableStat> statMap = TableStatAnalyzer.getInstance().getTableStatMap();
        for (TableStat tableStat : statMap.values()) {
            i++;
           RowDataPacket row = getRow(tableStat,i, c.getCharset());//getRow(sqlStat,sql, c.getCharset());
           row.packetId = ++packetId;
           buffer = row.write(buffer, c,true);
        }
        */
    List<TableStat> list = TableStatAnalyzer.getInstance().getTableStats(isClear);
    if (list != null) {
        int i = 1;
        for (TableStat tableStat : list) {
            if (tableStat != null) {
                RowDataPacket row = getRow(tableStat, i, c.getCharset().getResults());
                i++;
                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 60 with FieldPacket

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

the class ShowServer 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();
    RowDataPacket row = getRow(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);
}