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Open-IM-Server/internal/msggateway/encoder.go

54 lines
1.3 KiB

// Copyright © 2023 OpenIM. All rights reserved.
//
// 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 msggateway
import (
"bytes"
"encoding/gob"
"github.com/OpenIMSDK/Open-IM-Server/pkg/utils"
)
type Encoder interface {
Encode(data interface{}) ([]byte, error)
Decode(encodeData []byte, decodeData interface{}) error
}
type GobEncoder struct{}
func NewGobEncoder() *GobEncoder {
return &GobEncoder{}
}
func (g *GobEncoder) Encode(data interface{}) ([]byte, error) {
buff := bytes.Buffer{}
enc := gob.NewEncoder(&buff)
err := enc.Encode(data)
if err != nil {
return nil, err
}
return buff.Bytes(), nil
}
func (g *GobEncoder) Decode(encodeData []byte, decodeData interface{}) error {
buff := bytes.NewBuffer(encodeData)
dec := gob.NewDecoder(buff)
err := dec.Decode(decodeData)
if err != nil {
return utils.Wrap(err, "")
}
return nil
}