54 lines
1.8 KiB
Go
54 lines
1.8 KiB
Go
// Beego (http://beego.me/)
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// @description beego is an open-source, high-performance web framework for the Go programming language.
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// @link http://github.com/astaxie/beego for the canonical source repository
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// @license http://github.com/astaxie/beego/blob/master/LICENSE
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// @authors astaxie
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package config
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import (
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"fmt"
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)
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// ConfigContainer defines how to get and set value from configuration raw data.
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type ConfigContainer interface {
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Set(key, val string) error // support section::key type in given key when using ini type.
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String(key string) string // support section::key type in key string when using ini and json type; Int,Int64,Bool,Float,DIY are same.
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Strings(key string) []string //get string slice
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Int(key string) (int, error)
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Int64(key string) (int64, error)
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Bool(key string) (bool, error)
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Float(key string) (float64, error)
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DIY(key string) (interface{}, error)
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}
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// Config is the adapter interface for parsing config file to get raw data to ConfigContainer.
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type Config interface {
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Parse(key string) (ConfigContainer, error)
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}
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var adapters = make(map[string]Config)
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// Register makes a config adapter available by the adapter name.
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// If Register is called twice with the same name or if driver is nil,
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// it panics.
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func Register(name string, adapter Config) {
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if adapter == nil {
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panic("config: Register adapter is nil")
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}
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if _, dup := adapters[name]; dup {
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panic("config: Register called twice for adapter " + name)
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}
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adapters[name] = adapter
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}
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// adapterName is ini/json/xml/yaml.
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// filename is the config file path.
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func NewConfig(adapterName, fileaname string) (ConfigContainer, error) {
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adapter, ok := adapters[adapterName]
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if !ok {
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return nil, fmt.Errorf("config: unknown adaptername %q (forgotten import?)", adapterName)
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}
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return adapter.Parse(fileaname)
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}
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