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

Example 26 with EOFPacket

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

the class ShowTime method execute.

public static void execute(ManagerConnection c, int type) {
    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(type, 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);
    // post write
    c.write(buffer);
}

Example 27 with EOFPacket

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

the class ShowWhiteHost 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();
    Map<String, List<UserConfig>> map = DbleServer.getInstance().getConfig().getFirewall().getWhitehost();
    for (Map.Entry<String, List<UserConfig>> entry : map.entrySet()) {
        List<UserConfig> userConfigs = entry.getValue();
        StringBuilder users = new StringBuilder();
        for (int i = 0; i < userConfigs.size(); i++) {
            if (i > 0) {
                users.append(",");
            }
            users.append(userConfigs.get(i).getName());
        }
        RowDataPacket row = getRow(entry.getKey(), users.toString(), 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 28 with EOFPacket

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

the class ExplainHandler method handle.

public static void handle(String stmt, ServerConnection c, int offset) {
    stmt = stmt.substring(offset).trim();
    RouteResultset rrs = getRouteResultset(c, stmt);
    if (rrs == null) {
        return;
    }
    ByteBuffer buffer = c.allocate();
    // write header
    ResultSetHeaderPacket header = PacketUtil.getHeader(FIELD_COUNT);
    byte packetId = header.getPacketId();
    buffer = header.write(buffer, c, true);
    // write fields
    for (FieldPacket field : FIELDS) {
        field.setPacketId(++packetId);
        buffer = field.write(buffer, c, true);
    }
    // write eof
    EOFPacket eof = new EOFPacket();
    eof.setPacketId(++packetId);
    buffer = eof.write(buffer, c, true);
    if (!rrs.isNeedOptimizer()) {
        // write rows
        for (RouteResultsetNode node : rrs.getNodes()) {
            RowDataPacket row = getRow(node, c.getCharset().getResults());
            row.setPacketId(++packetId);
            buffer = row.write(buffer, c, true);
        }
    } else {
        List<String[]> results = getComplexQueryResult(rrs, c);
        for (String[] result : results) {
            RowDataPacket row = new RowDataPacket(FIELD_COUNT);
            row.add(StringUtil.encode(result[0], c.getCharset().getResults()));
            row.add(StringUtil.encode(result[1], c.getCharset().getResults()));
            row.add(StringUtil.encode(result[2].replaceAll("[\\t\\n\\r]", " "), 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);
    // post write
    c.write(buffer);
}

Example 29 with EOFPacket

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

the class MysqlInformationSchemaHandler method doWrite.

/**
 * @param fieldCount
 * @param fields
 * @param c
 */
public static void doWrite(int fieldCount, FieldPacket[] fields, ServerConnection c) {
    ByteBuffer buffer = c.allocate();
    // write header
    ResultSetHeaderPacket header = PacketUtil.getHeader(fieldCount);
    byte packetId = header.getPacketId();
    buffer = header.write(buffer, c, true);
    // write fields
    for (FieldPacket field : fields) {
        field.setPacketId(++packetId);
        buffer = field.write(buffer, c, true);
    }
    // write eof
    EOFPacket eof = new EOFPacket();
    eof.setPacketId(++packetId);
    buffer = eof.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 30 with EOFPacket

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

the class ShowTables method writeFullTablesHeader.

public static PackageBufINf writeFullTablesHeader(ByteBuffer buffer, ServerConnection c, String cSchema, List<FieldPacket> fieldPackets) {
    int fieldCount = 2;
    ResultSetHeaderPacket header = PacketUtil.getHeader(fieldCount);
    FieldPacket[] fields = new FieldPacket[fieldCount];
    int i = 0;
    byte packetId = 0;
    header.setPacketId(++packetId);
    fields[i] = PacketUtil.getField("Tables in " + cSchema, Fields.FIELD_TYPE_VAR_STRING);
    fields[i].setPacketId(++packetId);
    fieldPackets.add(fields[i]);
    fields[i + 1] = PacketUtil.getField("Table_type  ", Fields.FIELD_TYPE_VAR_STRING);
    fields[i + 1].setPacketId(++packetId);
    fieldPackets.add(fields[i + 1]);
    EOFPacket eof = new EOFPacket();
    eof.setPacketId(++packetId);
    // write header
    buffer = header.write(buffer, c, true);
    // write fields
    for (FieldPacket field : fields) {
        buffer = field.write(buffer, c, true);
    }
    eof.write(buffer, c, true);
    PackageBufINf packBuffInfo = new PackageBufINf();
    packBuffInfo.setBuffer(buffer);
    packBuffInfo.setPacketId(packetId);
    return packBuffInfo;
}