Revert 288013 "First cut at "content handling" support in Mojo."

trunk/src/mojo/examples/content_handler_demo/content_handler_demo.cc

-// Copyright 2014 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.
-
-#include <stdio.h>
-
-#include "mojo/public/cpp/application/application_delegate.h"
-#include "mojo/public/cpp/application/application_impl.h"
-#include "mojo/public/cpp/application/interface_factory_impl.h"
-#include "mojo/services/public/interfaces/content_handler/content_handler.mojom.h"
-
-namespace mojo {
-namespace examples {
-
-class ContentHandlerApp;
-
-class ContentHandlerImpl : public InterfaceImpl<ContentHandler> {
- public:
-  explicit ContentHandlerImpl(ContentHandlerApp* content_handler_app)
-      : content_handler_app_(content_handler_app) {
-  }
-  virtual ~ContentHandlerImpl() {}
-
- private:
-  virtual void OnConnect(const mojo::String& url,
-                         URLResponsePtr content,
-                         ServiceProviderPtr service_provider) MOJO_OVERRIDE;
-
-  ContentHandlerApp* content_handler_app_;
-};
-
-class ContentHandlerApp : public ApplicationDelegate {
- public:
-  ContentHandlerApp() : content_handler_factory_(this) {
-  }
-
-  virtual void Initialize(ApplicationImpl* app) MOJO_OVERRIDE {
-  }
-
-  virtual bool ConfigureIncomingConnection(ApplicationConnection* connection)
-      MOJO_OVERRIDE {
-    connection->AddService(&content_handler_factory_);
-    return true;
-  }
-
-  void PrintResponse(ScopedDataPipeConsumerHandle body) const {
-    for (;;) {
-      char buf[512];
-      uint32_t num_bytes = sizeof(buf);
-      MojoResult result = ReadDataRaw(body.get(), buf, &num_bytes,
-                                      MOJO_READ_DATA_FLAG_NONE);
-      if (result == MOJO_RESULT_SHOULD_WAIT) {
-        Wait(body.get(),
-             MOJO_HANDLE_SIGNAL_READABLE,
-             MOJO_DEADLINE_INDEFINITE);
-      } else if (result == MOJO_RESULT_OK) {
-        if (fwrite(buf, num_bytes, 1, stdout) != 1) {
-          printf("\nUnexpected error writing to file\n");
-          break;
-        }
-      } else {
-        break;
-      }
-
-      printf("\n>>> EOF <<<\n");
-    }
-  }
-
- private:
-  InterfaceFactoryImplWithContext<ContentHandlerImpl,
-                                  ContentHandlerApp> content_handler_factory_;
-};
-
-void ContentHandlerImpl::OnConnect(const mojo::String& url,
-                                   URLResponsePtr content,
-                                   ServiceProviderPtr service_provider) {
-  printf("ContentHandler::OnConnect - url:%s - body follows\n\n",
-         url.To<std::string>().c_str());
-  content_handler_app_->PrintResponse(content->body.Pass());
-}
-
-}  // namespace examples
-
-// static
-ApplicationDelegate* ApplicationDelegate::Create() {
-  return new examples::ContentHandlerApp();
-}
-
-}  // namespace mojo