content/browser/sms/sms_provider_android.cc

// Copyright 2019 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 <string>

#include "content/browser/sms/sms_provider_android.h"

#include "jni/SmsReceiver_jni.h"

using base::android::AttachCurrentThread;
using base::android::ConvertJavaStringToUTF8;
using base::android::ScopedJavaLocalRef;

namespace content {

SmsProviderAndroid::SmsProviderAndroid() {
  // This class is constructed a single time whenever the
  // first web page uses the SMS Retriever API to wait for
  // SMSes.
  JNIEnv* env = AttachCurrentThread();
  j_sms_receiver_.Reset(
      Java_SmsReceiver_create(env, reinterpret_cast<intptr_t>(this)));
}

SmsProviderAndroid::~SmsProviderAndroid() {
  JNIEnv* env = AttachCurrentThread();
  Java_SmsReceiver_destroy(env, j_sms_receiver_);
}

void SmsProviderAndroid::Retrieve(base::TimeDelta timeout,
                                  SmsCallback callback) {
  callback_ = std::move(callback);
  JNIEnv* env = AttachCurrentThread();
  Java_SmsReceiver_listen(env, j_sms_receiver_);
}

void SmsProviderAndroid::OnReceive(
    JNIEnv* env,
    const base::android::JavaParamRef<jobject>& obj,
    jstring message) {
  std::string sms = ConvertJavaStringToUTF8(env, message);
  std::move(callback_).Run(true, sms);
}

void SmsProviderAndroid::OnError(
    JNIEnv* env,
    const base::android::JavaParamRef<jobject>& obj) {
  std::move(callback_).Run(false, base::nullopt);
}

}  // namespace content