2016-06-10 22:26:39 +02:00
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package loader
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import (
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"errors"
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2016-08-20 20:55:45 +02:00
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"v2ray.com/core/common"
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2016-06-10 22:26:39 +02:00
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)
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var (
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2016-08-18 08:34:21 +02:00
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ErrUnknownConfigID = errors.New("Unknown config ID.")
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2016-06-10 22:26:39 +02:00
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)
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type ConfigCreator func() interface{}
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type ConfigLoader interface {
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RegisterCreator(string, ConfigCreator) error
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CreateConfig(string) (interface{}, error)
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2016-08-06 21:59:22 +02:00
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Load([]byte) (interface{}, string, error)
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2016-06-10 22:26:39 +02:00
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LoadWithID([]byte, string) (interface{}, error)
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}
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type BaseConfigLoader struct {
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creators map[string]ConfigCreator
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}
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func NewBaseConfigLoader() *BaseConfigLoader {
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return &BaseConfigLoader{
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creators: make(map[string]ConfigCreator),
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}
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}
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func (this *BaseConfigLoader) RegisterCreator(id string, creator ConfigCreator) error {
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if _, found := this.creators[id]; found {
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2016-08-18 08:34:21 +02:00
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return common.ErrDuplicatedName
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2016-06-10 22:26:39 +02:00
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}
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this.creators[id] = creator
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return nil
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}
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func (this *BaseConfigLoader) CreateConfig(id string) (interface{}, error) {
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creator, found := this.creators[id]
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if !found {
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return nil, ErrUnknownConfigID
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}
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return creator(), nil
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}
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