blob: 2a7f31ef55ed289a5db45a8e033416ce751ce365 [file] [log] [blame]
// Copyright 2015 The LUCI Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package streamproto
import (
"encoding/json"
"flag"
"go.chromium.org/luci/common/flag/flagenum"
"go.chromium.org/luci/logdog/api/logpb"
"go.chromium.org/luci/logdog/common/types"
)
// StreamType is a flag- and JSON-compatible wrapper around the StreamType
// protobuf field.
type StreamType logpb.StreamType
// DefaultContentType returns the default ContentType for a given stream type.
func (t StreamType) DefaultContentType() types.ContentType {
switch logpb.StreamType(t) {
case logpb.StreamType_TEXT:
return types.ContentTypeText
case logpb.StreamType_DATAGRAM:
return types.ContentTypeLogdogDatagram
case logpb.StreamType_BINARY:
fallthrough
default:
return types.ContentTypeBinary
}
}
var _ interface {
json.Marshaler
json.Unmarshaler
flag.Value
} = (*StreamType)(nil)
var (
// StreamTypeFlagEnum maps configuration strings to their underlying StreamTypes.
StreamTypeFlagEnum = flagenum.Enum{
"text": StreamType(logpb.StreamType_TEXT),
"binary": StreamType(logpb.StreamType_BINARY),
"datagram": StreamType(logpb.StreamType_DATAGRAM),
}
)
// Set implements flag.Value.
func (t *StreamType) Set(v string) error {
return StreamTypeFlagEnum.FlagSet(t, v)
}
// String implements flag.Value.
func (t *StreamType) String() string {
return StreamTypeFlagEnum.FlagString(t)
}
// UnmarshalJSON implements json.Unmarshaler.
func (t *StreamType) UnmarshalJSON(data []byte) error {
return StreamTypeFlagEnum.JSONUnmarshal(t, data)
}
// MarshalJSON implements json.Marshaler.
func (t StreamType) MarshalJSON() ([]byte, error) {
return StreamTypeFlagEnum.JSONMarshal(t)
}