Exemplo n.º 1
0
func decodeFieldsBson(buf *bytes.Buffer, kind byte) []Field {
	switch kind {
	case bson.Array:
		// valid
	case bson.Null:
		return nil
	default:
		panic(bson.NewBsonError("Unexpected data type %v for Query.Fields", kind))
	}

	bson.Next(buf, 4)
	fields := make([]Field, 0, 8)
	kind = bson.NextByte(buf)
	for i := 0; kind != bson.EOO; i++ {
		if kind != bson.Object {
			panic(bson.NewBsonError("Unexpected data type %v for Query.Field", kind))
		}
		bson.ExpectIndex(buf, i)
		var field Field
		UnmarshalFieldBson(&field, buf)
		fields = append(fields, field)
		kind = bson.NextByte(buf)
	}
	return fields
}
Exemplo n.º 2
0
func DecodeBindVariablesBson(buf *bytes.Buffer, kind byte) (bindVars map[string]interface{}) {
	switch kind {
	case bson.Object:
		// valid
	case bson.Null:
		return
	default:
		panic(bson.NewBsonError("Unexpected data type %v for Query.BindVariables", kind))
	}
	bson.Next(buf, 4)
	bindVars = make(map[string]interface{})
	for kind := bson.NextByte(buf); kind != bson.EOO; kind = bson.NextByte(buf) {
		key := bson.ReadCString(buf)
		switch kind {
		case bson.Number:
			ui64 := bson.Pack.Uint64(buf.Next(8))
			bindVars[key] = math.Float64frombits(ui64)
		case bson.String:
			l := int(bson.Pack.Uint32(buf.Next(4)))
			bindVars[key] = buf.Next(l - 1)
			buf.ReadByte()
		case bson.Binary:
			l := int(bson.Pack.Uint32(buf.Next(4)))
			buf.ReadByte()
			bindVars[key] = buf.Next(l)
		case bson.Int:
			bindVars[key] = int32(bson.Pack.Uint32(buf.Next(4)))
		case bson.Long:
			bindVars[key] = int64(bson.Pack.Uint64(buf.Next(8)))
		case bson.Ulong:
			bindVars[key] = bson.Pack.Uint64(buf.Next(8))
		case bson.Datetime:
			i64 := int64(bson.Pack.Uint64(buf.Next(8)))
			// micro->nano->UTC
			bindVars[key] = time.Unix(0, i64*1e6).UTC()
		case bson.Null:
			bindVars[key] = nil
		default:
			panic(bson.NewBsonError("don't know how to handle kind %v yet", kind))
		}
	}
	return
}
Exemplo n.º 3
0
func (qrl *QueryResultList) UnmarshalBson(buf *bytes.Buffer) {
	bson.Next(buf, 4)

	kind := bson.NextByte(buf)
	for kind != bson.EOO {
		key := bson.ReadCString(buf)
		switch key {
		case "List":
			qrl.List = DecodeResultsBson(buf, kind)
		default:
			panic(bson.NewBsonError("Unrecognized tag %s", key))
		}
		kind = bson.NextByte(buf)
	}
}
Exemplo n.º 4
0
func UnmarshalFieldBson(field *Field, buf *bytes.Buffer) {
	bson.Next(buf, 4)

	kind := bson.NextByte(buf)
	for kind != bson.EOO {
		key := bson.ReadCString(buf)
		switch key {
		case "Name":
			field.Name = bson.DecodeString(buf, kind)
		case "Type":
			field.Type = bson.DecodeInt64(buf, kind)
		default:
			panic(bson.NewBsonError("Unrecognized tag %s", key))
		}
		kind = bson.NextByte(buf)
	}
}
Exemplo n.º 5
0
func (kr *KeyRange) UnmarshalBson(buf *bytes.Buffer) {
	bson.Next(buf, 4)

	kind := bson.NextByte(buf)
	for kind != bson.EOO {
		key := bson.ReadCString(buf)
		switch key {
		case "Start":
			kr.Start = KeyspaceId(bson.DecodeString(buf, kind))
		case "End":
			kr.End = KeyspaceId(bson.DecodeString(buf, kind))
		default:
			panic(bson.NewBsonError("Unrecognized tag %s", key))
		}
		kind = bson.NextByte(buf)
	}
}
Exemplo n.º 6
0
func (req *RequestBson) UnmarshalBson(buf *bytes.Buffer) {
	bson.Next(buf, 4)

	kind := bson.NextByte(buf)
	for kind != bson.EOO {
		key := bson.ReadCString(buf)
		switch key {
		case "ServiceMethod":
			req.ServiceMethod = bson.DecodeString(buf, kind)
		case "Seq":
			req.Seq = bson.DecodeUint64(buf, kind)
		default:
			panic(bson.NewBsonError("Unrecognized tag %s", key))
		}
		kind = bson.NextByte(buf)
	}
}
Exemplo n.º 7
0
func (bdq *BoundQuery) UnmarshalBson(buf *bytes.Buffer) {
	bson.Next(buf, 4)

	kind := bson.NextByte(buf)
	for kind != bson.EOO {
		key := bson.ReadCString(buf)
		switch key {
		case "Sql":
			bdq.Sql = bson.DecodeString(buf, kind)
		case "BindVariables":
			bdq.BindVariables = DecodeBindVariablesBson(buf, kind)
		default:
			panic(bson.NewBsonError("Unrecognized tag %s", key))
		}
		kind = bson.NextByte(buf)
	}
}
Exemplo n.º 8
0
func (session *Session) UnmarshalBson(buf *bytes.Buffer) {
	bson.Next(buf, 4)

	kind := bson.NextByte(buf)
	for kind != bson.EOO {
		key := bson.ReadCString(buf)
		switch key {
		case "TransactionId":
			session.TransactionId = bson.DecodeInt64(buf, kind)
		case "ConnectionId":
			session.ConnectionId = bson.DecodeInt64(buf, kind)
		case "SessionId":
			session.SessionId = bson.DecodeInt64(buf, kind)
		default:
			panic(bson.NewBsonError("Unrecognized tag %s", key))
		}
		kind = bson.NextByte(buf)
	}
}
Exemplo n.º 9
0
func decodeRowsBson(buf *bytes.Buffer, kind byte) [][]sqltypes.Value {
	switch kind {
	case bson.Array:
		// valid
	case bson.Null:
		return nil
	default:
		panic(bson.NewBsonError("Unexpected data type %v for Query.Rows", kind))
	}

	bson.Next(buf, 4)
	rows := make([][]sqltypes.Value, 0, 8)
	kind = bson.NextByte(buf)
	for i := 0; kind != bson.EOO; i++ {
		bson.ExpectIndex(buf, i)
		rows = append(rows, decodeRowBson(buf, kind))
		kind = bson.NextByte(buf)
	}
	return rows
}
Exemplo n.º 10
0
func (qr *QueryResult) UnmarshalBson(buf *bytes.Buffer) {
	bson.Next(buf, 4)

	kind := bson.NextByte(buf)
	for kind != bson.EOO {
		key := bson.ReadCString(buf)
		switch key {
		case "Fields":
			qr.Fields = decodeFieldsBson(buf, kind)
		case "RowsAffected":
			qr.RowsAffected = bson.DecodeUint64(buf, kind)
		case "InsertId":
			qr.InsertId = bson.DecodeUint64(buf, kind)
		case "Rows":
			qr.Rows = decodeRowsBson(buf, kind)
		default:
			panic(bson.NewBsonError("Unrecognized tag %s", key))
		}
		kind = bson.NextByte(buf)
	}
}
Exemplo n.º 11
0
func DecodeResultsBson(buf *bytes.Buffer, kind byte) (results []eproto.QueryResult) {
	switch kind {
	case bson.Array:
		// valid
	case bson.Null:
		return nil
	default:
		panic(bson.NewBsonError("Unexpected data type %v for Queries", kind))
	}

	bson.Next(buf, 4)
	results = make([]eproto.QueryResult, 0, 8)
	kind = bson.NextByte(buf)
	var result eproto.QueryResult
	for i := 0; kind != bson.EOO; i++ {
		bson.ExpectIndex(buf, i)
		result.UnmarshalBson(buf)
		results = append(results, result)
		kind = bson.NextByte(buf)
	}
	return results
}
Exemplo n.º 12
0
func DecodeQueriesBson(buf *bytes.Buffer, kind byte) (queries []BoundQuery) {
	switch kind {
	case bson.Array:
		// valid
	case bson.Null:
		return nil
	default:
		panic(bson.NewBsonError("Unexpected data type %v for Queries", kind))
	}

	bson.Next(buf, 4)
	queries = make([]BoundQuery, 0, 8)
	kind = bson.NextByte(buf)
	var bdq BoundQuery
	for i := 0; kind != bson.EOO; i++ {
		bson.ExpectIndex(buf, i)
		bdq.UnmarshalBson(buf)
		queries = append(queries, bdq)
		kind = bson.NextByte(buf)
	}
	return queries
}
Exemplo n.º 13
0
func (query *Query) UnmarshalBson(buf *bytes.Buffer) {
	bson.Next(buf, 4)

	kind := bson.NextByte(buf)
	for kind != bson.EOO {
		key := bson.ReadCString(buf)
		switch key {
		case "Sql":
			query.Sql = bson.DecodeString(buf, kind)
		case "BindVariables":
			query.BindVariables = DecodeBindVariablesBson(buf, kind)
		case "TransactionId":
			query.TransactionId = bson.DecodeInt64(buf, kind)
		case "ConnectionId":
			query.ConnectionId = bson.DecodeInt64(buf, kind)
		case "SessionId":
			query.SessionId = bson.DecodeInt64(buf, kind)
		default:
			panic(bson.NewBsonError("Unrecognized tag %s", key))
		}
		kind = bson.NextByte(buf)
	}
}
Exemplo n.º 14
0
func decodeRowBson(buf *bytes.Buffer, kind byte) []sqltypes.Value {
	switch kind {
	case bson.Array:
		// valid
	case bson.Null:
		return nil
	default:
		panic(bson.NewBsonError("Unexpected data type %v for Query.Row", kind))
	}

	bson.Next(buf, 4)
	row := make([]sqltypes.Value, 0, 8)
	kind = bson.NextByte(buf)
	for i := 0; kind != bson.EOO; i++ {
		bson.ExpectIndex(buf, i)
		if kind != bson.Null {
			row = append(row, sqltypes.MakeString(bson.DecodeBytes(buf, kind)))
		} else {
			row = append(row, sqltypes.Value{})
		}
		kind = bson.NextByte(buf)
	}
	return row
}