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Index ¶
Constants ¶
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Variables ¶
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Functions ¶
Types ¶
type AtomicRegistry ¶
type AtomicRegistry struct {
atomic.Value
}
func NewAtomicRegistry ¶
func NewAtomicRegistry(initialValue *Registry) AtomicRegistry
NewAtomicRegistry creates a new envelope to hold a Registry object.
type PluginID ¶
type PluginID = string
const (
PluginIDWorkflowExecutor PluginID = "WorkflowExecutor"
PluginIDDataProxy PluginID = "DataProxy"
PluginIDUnaryServiceMiddleware PluginID = "UnaryServiceMiddleware"
)
type Registry ¶
type Registry struct {
// contains filtered or unexported fields
}
Registry is a generic plugin registrar for dependency injection.
func (*Registry) Get ¶
func (r *Registry) Get(id PluginID) interface{}
Get retrieves a registered implementation for the ID. If one doesn't exist, it returns the default implementation. If the id isn't found, it returns nil.
func (*Registry) Register ¶
func (r *Registry) Register(id PluginID, impl interface{}) error
Register registers a new implementation for the pluginID. Only one plugin is allowed to be registered for a given ID.
func (*Registry) RegisterDefault ¶
func (r *Registry) RegisterDefault(id PluginID, impl interface{})
RegisterDefault registers a new implementation for the pluginID. This is the implementation that will be used if no other plugin is registered for the ID.
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