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config: add more method

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DefaultString(key string, defaultval string) string      // support
section::key type in key string when using ini and json type;
Int,Int64,Bool,Float,DIY are same.
	DefaultStrings(key string, defaultval []string) []string //get string
slice
	DefaultInt(key string, defaultval int) int
	DefaultInt64(key string, defaultval int64) int64
	DefaultBool(key string, defaultval bool) bool
	DefaultFloat(key string, defaultval float64) float64
	DIY(key string) (interface{}, error)
	GetSection(section string) (map[string]string, error)
	SaveConfigFile(filename string) error
This commit is contained in:
astaxie
2014-08-07 17:24:21 +08:00
parent 1f6c5599aa
commit 2820f630c8
6 changed files with 503 additions and 0 deletions
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19
config/config.go
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@ -22,12 +22,21 @@ type ConfigContainer interface {
Int64(key string) (int64, error)
Bool(key string) (bool, error)
Float(key string) (float64, error)
DefaultString(key string, defaultval string) string // support section::key type in key string when using ini and json type; Int,Int64,Bool,Float,DIY are same.
DefaultStrings(key string, defaultval []string) []string //get string slice
DefaultInt(key string, defaultval int) int
DefaultInt64(key string, defaultval int64) int64
DefaultBool(key string, defaultval bool) bool
DefaultFloat(key string, defaultval float64) float64
DIY(key string) (interface{}, error)
GetSection(section string) (map[string]string, error)
SaveConfigFile(filename string) error
}
// Config is the adapter interface for parsing config file to get raw data to ConfigContainer.
type Config interface {
Parse(key string) (ConfigContainer, error)
ParseData(data []byte) (ConfigContainer, error)
}
var adapters = make(map[string]Config)
@ -54,3 +63,13 @@ func NewConfig(adapterName, fileaname string) (ConfigContainer, error) {
}
return adapter.Parse(fileaname)
}
// adapterName is ini/json/xml/yaml.
// data is the config data.
func NewConfigData(adapterName string, data []byte) (ConfigContainer, error) {
adapter, ok := adapters[adapterName]
if !ok {
return nil, fmt.Errorf("config: unknown adaptername %q (forgotten import?)", adapterName)
}
return adapter.ParseData(data)
}