components/dom_distiller/core/dom_distiller_service_android.h

   1 // 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 #ifndef COMPONENTS_DOM_DISTILLER_CORE_DOM_DISTILLER_SERVICE_ANDROID_H_
   6 #define COMPONENTS_DOM_DISTILLER_CORE_DOM_DISTILLER_SERVICE_ANDROID_H_
   7
   8 #include <jni.h>
   9
  10 #include "base/android/scoped_java_ref.h"
  11 #include "components/dom_distiller/core/dom_distiller_service.h"
  12
  13 namespace dom_distiller {
  14 namespace android {
  15
  16 class DomDistillerServiceFactoryAndroid;
  17
  18 // Native implementation of DomDistillerService,
  19 // provides access to Java DistilledPagePrefs.
  20 class DomDistillerServiceAndroid {
  21  public:
  22   DomDistillerServiceAndroid(DomDistillerService* service);
  23   virtual ~DomDistillerServiceAndroid();
  24   static bool Register(JNIEnv* env);
  25   // Returns native pointer to native DistilledPagePrefs registered with
  26   // DomDistillerService.
  27   jlong GetDistilledPagePrefsPtr(JNIEnv* env, jobject obj);
  28   bool HasEntry(JNIEnv* env, jobject obj, jstring entry_id);
  29   base::android::ScopedJavaLocalRef<jstring> GetUrlForEntry(JNIEnv* env,
  30                                                             jobject obj,
  31                                                             jstring entry_id);
  32
  33  private:
  34   // Friend class so that DomDistillerServiceFactoryAndroid has access to
  35   // private member object java_ref_.
  36   friend class DomDistillerServiceFactoryAndroid;
  37   // Points to a Java instance of DomDistillerService.
  38   base::android::ScopedJavaGlobalRef<jobject> java_ref_;
  39   DomDistillerService* service_;
  40 };
  41
  42 }  // namespace android
  43 }  // namespace dom_distiller
  44
  45 #endif  // COMPONENTS_DOM_DISTILLER_CORE_DOM_DISTILLER_SERVICE_ANDROID_H