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

Example 21 with FieldPacket

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

the class ShowRouter 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 22 with FieldPacket

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

the class ShowSQL 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.packetId;
    Map<String, UserStat> statMap = UserStatAnalyzer.getInstance().getUserStatMap();
    for (UserStat userStat : statMap.values()) {
        String user = userStat.getUser();
        List<UserSqlLastStat.SqlLast> sqls = userStat.getSqlLastStat().getSqls();
        int i = 1;
        for (UserSqlLastStat.SqlLast sqlLast : sqls) {
            if (sqlLast != null) {
                RowDataPacket row = getRow(user, sqlLast, i, c.getCharset());
                row.packetId = ++packetId;
                i++;
                buffer = row.write(buffer, c, true);
            }
        }
        //读取SQL监控后清理
        if (isClear) {
            userStat.getSqlLastStat().clear();
        }
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c, true);
    // write buffer
    c.write(buffer);
}

Example 23 with FieldPacket

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

the class ShowSQLCondition 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;
    String key = QueryConditionAnalyzer.getInstance().getKey();
    List<Map.Entry<Object, AtomicLong>> list = QueryConditionAnalyzer.getInstance().getValues();
    if (list != null) {
        int size = list.size();
        long total = 0L;
        for (int i = 0; i < size; i++) {
            Map.Entry<Object, AtomicLong> entry = list.get(i);
            Object value = entry.getKey();
            Long count = entry.getValue().get();
            total += count;
            RowDataPacket row = getRow(i, key, value.toString(), count, c.getCharset());
            row.packetId = ++packetId;
            buffer = row.write(buffer, c, true);
        }
        RowDataPacket vk_row = getRow(size + 1, key + ".valuekey", "size", size, c.getCharset());
        vk_row.packetId = ++packetId;
        buffer = vk_row.write(buffer, c, true);
        RowDataPacket vc_row = getRow(size + 2, key + ".valuecount", "total", total, c.getCharset());
        vc_row.packetId = ++packetId;
        buffer = vc_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 24 with FieldPacket

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

the class ShowSQLDetail method execute.

public static void execute(ManagerConnection c, long sql) {
    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 (int i = 0; i < 3; i++) {
        RowDataPacket row = getRow(sql, 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 FieldPacket

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

the class ReloadZktoXml method execute.

public static void execute(ManagerConnection c, String rsp) {
    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 = getRow(rsp, 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);
}