60 lines
930 B
Go
60 lines
930 B
Go
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package main
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import "fmt"
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func NewAPI() API {
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return &apiImpl{
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a: NewAModuleAPI(),
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b: NewBModuleAPI(),
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}
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}
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// API is facade interface of facade package
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type API interface {
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Test() string
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}
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// apiImpl facade implement
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type apiImpl struct {
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a AModuleAPI // submodule
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b BModuleAPI
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}
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func (a *apiImpl) Test() string {
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aRet := a.a.TestA()
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bRet := a.b.TestB()
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return fmt.Sprintf("%s\n%s", aRet, bRet)
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}
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// NewAModuleAPI return new AModuleAPI
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func NewAModuleAPI() AModuleAPI {
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return &aModuleImpl{}
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}
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// AModuleAPI ...
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type AModuleAPI interface {
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TestA() string
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}
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type aModuleImpl struct{}
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func (*aModuleImpl) TestA() string {
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return "A module running"
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}
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// NewBModuleAPI return new BModuleAPI
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func NewBModuleAPI() BModuleAPI {
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return &bModuleImpl{}
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}
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// BModuleAPI ...
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type BModuleAPI interface {
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TestB() string
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}
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type bModuleImpl struct{}
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func (*bModuleImpl) TestB() string {
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return "B module running"
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}
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