Examples with RowDataPacket com.alibaba.cobar.net.mysql.RowDataPacket used on opensource projects

Example 56 with RowDataPacket

use of com.alibaba.cobar.net.mysql.RowDataPacket in project cobar by alibaba.

the class ShowDatabases method response.

public static void response(ServerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c);
    }
    // write eof
    buffer = eof.write(buffer, c);
    // write rows
    byte packetId = eof.packetId;
    CobarConfig conf = CobarServer.getInstance().getConfig();
    Map<String, UserConfig> users = conf.getUsers();
    UserConfig user = users == null ? null : users.get(c.getUser());
    if (user != null) {
        TreeSet<String> schemaSet = new TreeSet<String>();
        Set<String> schemaList = user.getSchemas();
        if (schemaList == null || schemaList.size() == 0) {
            schemaSet.addAll(conf.getSchemas().keySet());
        } else {
            for (String schema : schemaList) {
                schemaSet.add(schema);
            }
        }
        for (String name : schemaSet) {
            RowDataPacket row = new RowDataPacket(FIELD_COUNT);
            row.add(StringUtil.encode(name, c.getCharset()));
            row.packetId = ++packetId;
            buffer = row.write(buffer, c);
        }
    }
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c);
    // post write
    c.write(buffer);
}

Example 57 with RowDataPacket

use of com.alibaba.cobar.net.mysql.RowDataPacket in project cobar by alibaba.

the class SelectLastInsertId method response.

public static void response(ServerConnection c, String stmt, int aliasIndex) {
    String alias = ParseUtil.parseAlias(stmt, aliasIndex);
    if (alias == null) {
        alias = ORG_NAME;
    }
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c);
    // write fields
    byte packetId = header.packetId;
    FieldPacket field = PacketUtil.getField(alias, ORG_NAME, Fields.FIELD_TYPE_LONGLONG);
    field.packetId = ++packetId;
    buffer = field.write(buffer, c);
    // write eof
    EOFPacket eof = new EOFPacket();
    eof.packetId = ++packetId;
    buffer = eof.write(buffer, c);
    // write rows
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.add(LongUtil.toBytes(c.getLastInsertId()));
    row.packetId = ++packetId;
    buffer = row.write(buffer, c);
    // write last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c);
    // post write
    c.write(buffer);
}

Example 58 with RowDataPacket

use of com.alibaba.cobar.net.mysql.RowDataPacket in project cobar by alibaba.

the class SelectUser method response.

public static void response(ServerConnection c) {
    if (CobarServer.getInstance().isOnline()) {
        ByteBuffer buffer = c.allocate();
        buffer = header.write(buffer, c);
        for (FieldPacket field : fields) {
            buffer = field.write(buffer, c);
        }
        buffer = eof.write(buffer, c);
        byte packetId = eof.packetId;
        RowDataPacket row = new RowDataPacket(FIELD_COUNT);
        row.add(getUser(c));
        row.packetId = ++packetId;
        buffer = row.write(buffer, c);
        EOFPacket lastEof = new EOFPacket();
        lastEof.packetId = ++packetId;
        buffer = lastEof.write(buffer, c);
        c.write(buffer);
    } else {
        error.write(c);
    }
}

Example 59 with RowDataPacket

use of com.alibaba.cobar.net.mysql.RowDataPacket in project cobar by alibaba.

the class SelectVersion method response.

public static void response(ServerConnection c) {
    ByteBuffer buffer = c.allocate();
    buffer = header.write(buffer, c);
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c);
    }
    buffer = eof.write(buffer, c);
    byte packetId = eof.packetId;
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.add(Versions.SERVER_VERSION);
    row.packetId = ++packetId;
    buffer = row.write(buffer, c);
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c);
    c.write(buffer);
}

Example 60 with RowDataPacket

use of com.alibaba.cobar.net.mysql.RowDataPacket in project cobar by alibaba.

the class ShowCobarCluster method response.

public static void response(ServerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = header.write(buffer, c);
    // write field
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c);
    }
    // write eof
    buffer = eof.write(buffer, c);
    // write rows
    byte packetId = eof.packetId;
    for (RowDataPacket row : getRows(c)) {
        row.packetId = ++packetId;
        buffer = row.write(buffer, c);
    }
    // last eof
    EOFPacket lastEof = new EOFPacket();
    lastEof.packetId = ++packetId;
    buffer = lastEof.write(buffer, c);
    // post write
    c.write(buffer);
}