File: pending_file_transfer_queue.cc

package info (click to toggle)
chromium 139.0.7258.127-1
  • links: PTS, VCS
  • area: main
  • in suites:
  • size: 6,122,068 kB
  • sloc: cpp: 35,100,771; ansic: 7,163,530; javascript: 4,103,002; python: 1,436,920; asm: 946,517; xml: 746,709; pascal: 187,653; perl: 88,691; sh: 88,436; objc: 79,953; sql: 51,488; cs: 44,583; fortran: 24,137; makefile: 22,147; tcl: 15,277; php: 13,980; yacc: 8,984; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (43 lines) | stat: -rw-r--r-- 1,240 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
 
// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chromeos/ash/components/data_migration/pending_file_transfer_queue.h"

#include <utility>

#include "base/check.h"

namespace data_migration {

PendingFileTransferQueue::PendingFileTransferQueue() = default;

PendingFileTransferQueue::~PendingFileTransferQueue() = default;

void PendingFileTransferQueue::Push(int64_t payload_id) {
  // TODO(esum): Add a maximum size to `pending_payload_ids_` to prevent it from
  // consuming an indefinite amount of memory.
  pending_payload_ids_.push(payload_id);
  if (pending_pop_cb_) {
    RunPendingPopCallback();
  }
}

void PendingFileTransferQueue::Pop(
    base::OnceCallback<void(int64_t)> completion_cb) {
  CHECK(completion_cb);
  CHECK(!pending_pop_cb_);
  pending_pop_cb_ = std::move(completion_cb);
  if (!pending_payload_ids_.empty()) {
    RunPendingPopCallback();
  }
}

void PendingFileTransferQueue::RunPendingPopCallback() {
  CHECK(pending_pop_cb_);
  int64_t popped_payload_id = pending_payload_ids_.front();
  pending_payload_ids_.pop();
  std::move(pending_pop_cb_).Run(popped_payload_id);
}

}  // namespace data_migration