blob: 793f76d7ecd29b7dbead2f6d093b0664912832da [file] [log] [blame]
sammca0a73e52014-10-07 04:53:161// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "extensions/browser/stash_backend.h"
6
7namespace extensions {
8
9// An implementation of StashService that forwards calls to a StashBackend.
10class StashServiceImpl : public mojo::InterfaceImpl<StashService> {
11 public:
12 explicit StashServiceImpl(base::WeakPtr<StashBackend> backend);
dcheng9168b2f2014-10-21 12:38:2413 ~StashServiceImpl() override;
sammca0a73e52014-10-07 04:53:1614
15 // mojo::InterfaceImpl<StashService> overrides.
dcheng9168b2f2014-10-21 12:38:2416 void AddToStash(mojo::Array<StashedObjectPtr> stash) override;
17 void RetrieveStash(
sammca0a73e52014-10-07 04:53:1618 const mojo::Callback<void(mojo::Array<StashedObjectPtr> stash)>& callback)
19 override;
20
21 private:
22 base::WeakPtr<StashBackend> backend_;
23
24 DISALLOW_COPY_AND_ASSIGN(StashServiceImpl);
25};
26
27StashBackend::StashBackend() : weak_factory_(this) {
28}
29
30StashBackend::~StashBackend() {
31}
32
33void StashBackend::AddToStash(mojo::Array<StashedObjectPtr> stashed_objects) {
34 for (size_t i = 0; i < stashed_objects.size(); i++) {
35 stashed_objects_.push_back(stashed_objects[i].Pass());
36 }
37}
38
39mojo::Array<StashedObjectPtr> StashBackend::RetrieveStash() {
40 if (stashed_objects_.is_null())
41 stashed_objects_.resize(0);
42 return stashed_objects_.Pass();
43}
44
45void StashBackend::BindToRequest(mojo::InterfaceRequest<StashService> request) {
46 mojo::BindToRequest(new StashServiceImpl(weak_factory_.GetWeakPtr()),
47 &request);
48}
49
50StashServiceImpl::StashServiceImpl(base::WeakPtr<StashBackend> backend)
51 : backend_(backend) {
52}
53
54StashServiceImpl::~StashServiceImpl() {
55}
56
57void StashServiceImpl::AddToStash(
58 mojo::Array<StashedObjectPtr> stashed_objects) {
59 if (!backend_)
60 return;
61 backend_->AddToStash(stashed_objects.Pass());
62}
63
64void StashServiceImpl::RetrieveStash(
65 const mojo::Callback<void(mojo::Array<StashedObjectPtr>)>& callback) {
66 if (!backend_) {
67 callback.Run(mojo::Array<StashedObjectPtr>(0));
68 return;
69 }
70 callback.Run(backend_->RetrieveStash());
71}
72
73} // namespace extensions