[Android] Prompt with infobar on filename conflict

chrome/browser/android/download/android_download_manager_overwrite_infobar_delegate.cc

+// 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.
+
+#include "chrome/browser/android/download/android_download_manager_overwrite_infobar_delegate.h"
+
+#include "base/android/jni_string.h"
+#include "base/files/file_util.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/strings/stringprintf.h"
+#include "chrome/browser/android/download/chrome_download_delegate.h"
+#include "chrome/browser/infobars/infobar_service.h"
+#include "chrome/browser/ui/android/infobars/download_overwrite_infobar.h"
+#include "components/infobars/core/infobar.h"
+#include "content/public/browser/browser_thread.h"
+#include "content/public/browser/web_contents.h"
+
+using base::android::ScopedJavaLocalRef;
+
+namespace chrome {
+namespace android {
+
+AndroidDownloadManagerOverwriteInfoBarDelegate::
+    ~AndroidDownloadManagerOverwriteInfoBarDelegate() {
+}
+
+// static
+void AndroidDownloadManagerOverwriteInfoBarDelegate::Create(
+    InfoBarService* infobar_service,
+    const std::string& file_name,
+    const std::string& dir_name,
+    const std::string& dir_full_path,
+    jobject chrome_download_delegate,
+    jobject download_info) {
+  infobar_service->AddInfoBar(DownloadOverwriteInfoBar::CreateInfoBar(
+      make_scoped_ptr(new AndroidDownloadManagerOverwriteInfoBarDelegate(
+          file_name, dir_name, dir_full_path, chrome_download_delegate,
+          download_info))));
+}
+
+AndroidDownloadManagerOverwriteInfoBarDelegate::
+    AndroidDownloadManagerOverwriteInfoBarDelegate(
+        const std::string& file_name,
+        const std::string& dir_name,
+        const std::string& dir_full_path,
+        jobject chrome_download_delegate,
+        jobject download_info)
+    : file_name_(file_name),
+      dir_name_(dir_name),
+      dir_full_path_(dir_full_path) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  chrome_download_delegate_.Reset(env, chrome_download_delegate);
+  download_info_.Reset(env, download_info);
+}
+
+void AndroidDownloadManagerOverwriteInfoBarDelegate::OverwriteExistingFile() {
+  ChromeDownloadDelegate::EnqueueDownloadManagerRequest(
+      chrome_download_delegate_.obj(), true, download_info_.obj());
+}
+
+void AndroidDownloadManagerOverwriteInfoBarDelegate::CreateNewFile() {
+  ChromeDownloadDelegate::EnqueueDownloadManagerRequest(
+      chrome_download_delegate_.obj(), false, download_info_.obj());
+}
+
+std::string AndroidDownloadManagerOverwriteInfoBarDelegate::GetFileName()
+    const {
+  return file_name_;
+}
+
+std::string AndroidDownloadManagerOverwriteInfoBarDelegate::GetDirName() const {
+  return dir_name_;
+}
+
+std::string AndroidDownloadManagerOverwriteInfoBarDelegate::GetDirFullPath()
+    const {
+  return dir_full_path_;
+}
+
+}  // namespace android
+}  // namespace chrome