91 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			91 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package config
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import (
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	"encoding/json"
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	"errors"
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	"io/ioutil"
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	"os"
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	"sync"
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)
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type JsonConfig struct {
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}
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func (js *JsonConfig) Parse(filename string) (ConfigContainer, error) {
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	file, err := os.Open(filename)
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	if err != nil {
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		return nil, err
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	}
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	defer file.Close()
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	x := &JsonConfigContainer{
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		data: make(map[string]interface{}),
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	}
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	content, err := ioutil.ReadAll(file)
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	if err != nil {
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		return nil, err
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	}
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	err = json.Unmarshal(content, &x.data)
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	if err != nil {
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		return nil, err
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	}
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	return x, nil
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}
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type JsonConfigContainer struct {
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	data map[string]interface{}
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	sync.Mutex
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}
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func (c *JsonConfigContainer) Bool(key string) (bool, error) {
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	if v, ok := c.data[key].(bool); ok {
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		return v, nil
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	}
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	return false, errors.New("not bool value")
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}
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func (c *JsonConfigContainer) Int(key string) (int, error) {
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	if v, ok := c.data[key].(float64); ok {
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		return int(v), nil
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	}
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	return 0, errors.New("not int value")
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}
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func (c *JsonConfigContainer) Int64(key string) (int64, error) {
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	if v, ok := c.data[key].(float64); ok {
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		return int64(v), nil
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	}
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	return 0, errors.New("not bool value")
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}
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func (c *JsonConfigContainer) Float(key string) (float64, error) {
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	if v, ok := c.data[key].(float64); ok {
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		return v, nil
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	}
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	return 0.0, errors.New("not float64 value")
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}
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func (c *JsonConfigContainer) String(key string) string {
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	if v, ok := c.data[key].(string); ok {
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		return v
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	}
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	return ""
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}
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func (c *JsonConfigContainer) Set(key, val string) error {
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	c.Lock()
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	defer c.Unlock()
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	c.data[key] = val
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	return nil
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}
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func (c *JsonConfigContainer) DIY(key string) (v interface{}, err error) {
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	if v, ok := c.data[key]; ok {
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		return v, nil
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	}
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	return nil, errors.New("not exist key")
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}
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func init() {
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	Register("json", &JsonConfig{})
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}
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