application

type ComponentFactory interface {
	NewInstance() ComponentInstance
}

type ComponentHolder interface {
	GetInstance() ComponentInstance
	IsOriginalName(name string) bool
	GetInfo() ComponentInfo
	GetPrototype() lang.Object
	GetContext() Context
	MakeChild(context Context) ComponentHolder
}

type ComponentHolderFilter func(name string, holder ComponentHolder) bool

type ComponentInfo interface {
	GetID() string
	GetClass() string
	GetAliases() []string
	GetClasses() []string
	GetScope() ComponentScope
	GetFactory() ComponentFactory
	GetPrototype() lang.Object

	IsTypeOf(typeName string) bool
	IsNameOf(alias string) bool
}

type ComponentInstance interface {
	Get() lang.Object
	IsLoaded() bool
	Inject(context Context) error
	Init() error
	Destroy() error
}

type ComponentLoader interface {
	OpenLoading(context Context) (ComponentLoading, error)
}

type ComponentLoading interface {
	io.Closer
	lang.ErrorHandler

	Pool() lang.ReleasePool
	Context() Context

	Load(h ComponentHolder) (lang.Object, error)
	LoadAll(h []ComponentHolder) ([]lang.Object, error)
}

type ComponentScope uint32

type Components interface {
	// ids
	GetComponentNameList(includeAliases bool) []string

	// getters
	GetComponent(selector string) (ComponentHolder, error)
	GetComponents(selector string) []ComponentHolder
	GetComponentsByFilter(f ComponentHolderFilter) []ComponentHolder

	// export & import
	Export(map[string]ComponentHolder) map[string]ComponentHolder
	Import(map[string]ComponentHolder)
}

type ConfigBuilder interface {
	AddComponent(info ComponentInfo)
	SetResources(res collection.Resources)
	SetAttribute(name string, value interface{})

	SetEnableLoadPropertiesFromArguments(enable bool)
	IsEnableLoadPropertiesFromArguments() bool

	DefaultProperties() collection.Properties

	Create() Configuration
}

type Configuration interface {
	GetLoader() ContextLoader
	GetComponents() []ComponentInfo
	GetResources() collection.Resources
	GetAttributes() collection.Attributes
	GetEnvironment() collection.Environment
	GetDefaultProperties() collection.Properties
	IsEnableLoadPropertiesFromArguments() bool
}

type Context interface {
	ContextCollections
	ContextInfo

	// helper
	SetErrorHandler(h lang.ErrorHandler)
	GetErrorHandler() lang.ErrorHandler
	NewChild() Context

	GetComponent(selector string) (lang.Object, error)
	GetComponentList(selector string) ([]lang.Object, error)

	Injector() Injector
	ComponentLoader() ComponentLoader
}

type ContextCollections interface {
	GetReleasePool() lang.ReleasePool
	GetComponents() Components

	GetArguments() collection.Arguments
	GetAttributes() collection.Attributes
	GetEnvironment() collection.Environment
	GetProperties() collection.Properties
	GetParameters() collection.Parameters
	GetResources() collection.Resources
}

type ContextGetter interface {

	// for property
	GetProperty(name string) (string, error)
	GetPropertySafely(name string, _default string) string
	GetPropertyString(name string, _default string) string
	GetPropertyInt(name string, _default int) int
}

type ContextInfo interface {

	// info
	GetURI() string
	GetApplicationName() string
	GetApplicationVersion() string
	GetStartupTimestamp() int64
	GetShutdownTimestamp() int64
}

type ContextLoader interface {
	Load(config Configuration, args []string) (Context, error)
}

type DefineModule struct {
	Name         string
	Version      string
	Revision     int
	Resources    collection.Resources
	Dependencies []Module
	OnMount      OnMountFunc
}

type ExitCodeGenerator interface {
	ExitCode() int
}

type FunctionInjectionTarget struct {
	// contains filtered or unexported fields
}

type FunctionInjectionTargetFn func(lang.Object) error

type Initializer interface {
	SetAttribute(name string, value interface{}) Initializer
	Use(module Module) Initializer
	Run()
}

type Injection interface {
	io.Closer
	lang.ErrorHandler

	Context() Context
	Pool() lang.ReleasePool

	// 类选择器: ".class"
	// ID选择器: "#id"
	// 属性选择器: "${prop.name}"
	// value选择器: "foo"
	// context选择器: "context"
	Select(selector string) InjectionSource
}

type InjectionSource interface {
	io.Closer
	Count() int
	Selector() string
	HasMore() bool

	Read() (lang.Object, error)
	ReadString() (string, error)
	ReadInt() (int, error)
	ReadInt32() (int32, error)
	ReadInt64() (int64, error)
	ReadFloat32() (float32, error)
	ReadFloat64() (float64, error)
	ReadBool() (bool, error)
}

type InjectionTarget interface {
	io.Closer
	Write(lang.Object) error
}

type Injector interface {
	OpenInjection(context Context) (Injection, error)
}

type Looper interface {
	Loop() error
}

type Module interface {
	GetName() string
	GetVersion() string
	GetRevision() int
	GetResources() collection.Resources
	GetDependencies() []Module
	Apply(cb ConfigBuilder) error
}

type OnMountFunc func(cb ConfigBuilder) error

type Runnable interface {
	Run(context Context) error
}

type SimpleContext interface {
	collection.Atts
}