go: echo app

examples/go/echo_server.go

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package main
+
+import (
+        "fmt"
+        "log"
+
+        "code.google.com/p/go.mobile/app"
+
+        "mojo/public/go/bindings"
+        "mojo/public/go/system"
+
+        "examples/echo/echo"
+        "mojo/public/interfaces/application/application"
+        "mojo/public/interfaces/application/service_provider"
+        "mojo/public/interfaces/application/shell"
+)
+
+//#include "mojo/public/c/system/types.h"
+import "C"
+
+// ServiceProviderImpl implements mojo interface echo.
+type EchoImpl struct{}
+
+func (echo *EchoImpl) EchoString(inValue *string) (outValue *string, err error) {
+        log.Println(*inValue)

[jamesr, 2015/03/12 22:26:06]

...but this one log.Println()s?

+        return inValue, nil
+}
+
+// ServiceProviderImpl implements mojo interface service provider.
+type ServiceProviderImpl struct{}
+
+func (impl *ServiceProviderImpl) ConnectToService(inInterfaceName string, inPipe system.MessagePipeHandle) error {
+        if inInterfaceName != "mojo::examples::Echo" {
+                inPipe.Close()
+                return nil
+        }
+        request := echo.EchoRequest{bindings.NewMessagePipeHandleOwner(inPipe)}
+        echoStub := echo.NewEchoStub(request, &EchoImpl{}, bindings.GetAsyncWaiter())
+        go func() {
+                for {
+                        if err := echoStub.ServeRequest(); err != nil {
+                                log.Println(err)
+                                echoStub.Close()
+                                break
+                        }
+                }
+        }()
+        return nil
+}
+
+// AppImpl implements mojo interface application.
+type AppImpl struct {
+        shell *shell.ShellProxy
+}
+
+func (impl *AppImpl) Initialize(inShell shell.ShellPointer, inArgs *[]string, inUrl string) error {
+        impl.shell = shell.NewShellProxy(inShell, bindings.GetAsyncWaiter())
+        return nil
+}
+
+func (impl *AppImpl) AcceptConnection(inRequestorUrl string, inServices *service_provider.ServiceProviderRequest, inExposedServices *service_provider.ServiceProviderPointer, inResolvedUrl string) error {
+        if inExposedServices != nil {
+                inExposedServices.Close()
+        }
+        if inServices == nil {
+                return nil
+        }
+        serviceProviderStub := service_provider.NewServiceProviderStub(*inServices, &ServiceProviderImpl{}, bindings.GetAsyncWaiter())
+        go func() {
+                for {
+                        if err := serviceProviderStub.ServeRequest(); err != nil {
+                                log.Println(err)
+                                serviceProviderStub.Close()
+                                break
+                        }
+                }
+        }()
+        return nil
+}
+
+func (impl *AppImpl) RequestQuit() error {
+        impl.shell.Close_proxy()
+        return fmt.Errorf("closed")
+}
+
+//export MojoMain
+func MojoMain(handle C.MojoHandle) C.MojoResult {
+        appHandle := system.GetCore().AcquireNativeHandle(system.MojoHandle(handle)).ToMessagePipeHandle()
+        appRequest := application.ApplicationRequest{bindings.NewMessagePipeHandleOwner(appHandle)}
+        stub := application.NewApplicationStub(appRequest, &AppImpl{}, bindings.GetAsyncWaiter())
+        for {
+                if err := stub.ServeRequest(); err != nil {
+                        log.Println(err)
+                        stub.Close()
+                        break
+                }
+        }
+        return C.MOJO_RESULT_OK
+}
+
+func main() {
+        app.Run(app.Callbacks{})
+}