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

Example 31 with EOFPacket

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

the class ShowTables method writeTablesHeaderAndRows.

public static PackageBufINf writeTablesHeaderAndRows(ByteBuffer buffer, ServerConnection c, Map<String, String> tableMap, String cSchema) {
    int fieldCount = 1;
    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);
    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);
    }
    // write eof
    eof.write(buffer, c, true);
    for (String name : tableMap.keySet()) {
        RowDataPacket row = new RowDataPacket(fieldCount);
        row.add(StringUtil.encode(name.toLowerCase(), c.getCharset().getResults()));
        row.setPacketId(++packetId);
        buffer = row.write(buffer, c, true);
    }
    PackageBufINf packBuffInfo = new PackageBufINf();
    packBuffInfo.setBuffer(buffer);
    packBuffInfo.setPacketId(packetId);
    return packBuffInfo;
}

Example 32 with EOFPacket

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

the class SelectVersionComment method response.

public static void response(FrontendConnection 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.add(Versions.VERSION_COMMENT);
    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 33 with EOFPacket

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

the class SessionIncrement method response.

public static void response(ServerConnection 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();
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.add(LongUtil.toBytes(1));
    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 34 with EOFPacket

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

the class ShowCreateView method sendOutTheViewInfo.

public static void sendOutTheViewInfo(ServerConnection c, String schema, String viewName) throws Exception {
    // check if the view or schema is not exists
    if (schema == null || "".equals(schema)) {
        throw new Exception(" No database selected");
    }
    SchemaMeta schemaMeta = DbleServer.getInstance().getTmManager().getCatalogs().get(schema);
    if (schemaMeta == null) {
        throw new Exception("Table '" + schema + "." + viewName + "' doesn't exist");
    }
    ViewMeta view = schemaMeta.getViewMetas().get(viewName);
    if (view == null) {
        throw new Exception("Table '" + schema + "." + viewName + "' doesn't exist");
    }
    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(view, c.getCharset().getResults(), c.getCharset().getCollation());
    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 35 with EOFPacket

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

the class SelectIdentity method response.

public static void response(ServerConnection c, String stmt, int aliasIndex, final String orgName) {
    String alias = ParseUtil.parseAlias(stmt, aliasIndex);
    if (alias == null) {
        alias = orgName;
    }
    ByteBuffer buffer = c.allocate();
    // write header
    buffer = HEADER.write(buffer, c, true);
    // write fields
    byte packetId = HEADER.getPacketId();
    FieldPacket field = PacketUtil.getField(alias, orgName, Fields.FIELD_TYPE_LONGLONG);
    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 rows
    RowDataPacket row = new RowDataPacket(FIELD_COUNT);
    row.add(LongUtil.toBytes(c.getLastInsertId()));
    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);
}