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

Example 86 with RowDataPacket

use of io.mycat.net.mysql.RowDataPacket 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 87 with RowDataPacket

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

the class ShowRouter method getRow.

private static RowDataPacket getRow(NIOProcessor processor, String charset) {
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.add(processor.getName().getBytes());
    row.add(null);
    row.add(null);
    row.add(null);
    row.add(null);
    return row;
}

Example 88 with RowDataPacket

use of io.mycat.net.mysql.RowDataPacket 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 89 with RowDataPacket

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

the class ShowSQLCondition method getRow.

private static RowDataPacket getRow(int i, String key, String value, long count, String charset) {
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.add(LongUtil.toBytes(i));
    row.add(StringUtil.encode(key, charset));
    row.add(StringUtil.encode(value, charset));
    row.add(LongUtil.toBytes(count));
    return row;
}

Example 90 with RowDataPacket

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

the class ShowSQLExecute method getRow.

private static RowDataPacket getRow(long id, String charset) {
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.add(LongUtil.toBytes(id));
    row.add(LongUtil.toBytes(100L));
    row.add(StringUtil.encode(nf.format(898.9), charset));
    row.add(StringUtil.encode(nf.format(8.8), charset));
    row.add(StringUtil.encode(nf.format(1.0), charset));
    return row;
}