/
json_config.go
64 lines (54 loc) · 1.83 KB
/
json_config.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 json
import (
"encoding/json"
"errors"
"io/ioutil"
"os"
"github.com/apolloconfig/agollo/v4/component/log"
"github.com/apolloconfig/agollo/v4/utils"
)
//ConfigFile json文件读写
type ConfigFile struct {
}
//Load json文件读
func (t *ConfigFile) Load(fileName string, unmarshal func([]byte) (interface{}, error)) (interface{}, error) {
fs, err := ioutil.ReadFile(fileName)
if err != nil {
return nil, errors.New("Fail to read config file:" + err.Error())
}
config, loadErr := unmarshal(fs)
if utils.IsNotNil(loadErr) {
return nil, errors.New("Load Json Config fail:" + loadErr.Error())
}
return config, nil
}
//Write json文件写
func (t *ConfigFile) Write(content interface{}, configPath string) error {
if content == nil {
log.Error("content is null can not write backup file")
return errors.New("content is null can not write backup file")
}
file, e := os.Create(configPath)
if e != nil {
log.Errorf("writeConfigFile fail,error: %v", e)
return e
}
defer file.Close()
return json.NewEncoder(file).Encode(content)
}