base/android/jni_generator/sample_for_tests.h

   1 // Copyright (c) 2013 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 BASE_ANDROID_JNI_GENERATOR_SAMPLE_FOR_TESTS_H_
   6 #define BASE_ANDROID_JNI_GENERATOR_SAMPLE_FOR_TESTS_H_
   7
   8 #include <jni.h>
   9 #include <map>
  10 #include <string>
  11
  12 #include "base/android/jni_android.h"
  13 #include "base/basictypes.h"
  14
  15 namespace base {
  16 namespace android {
  17
  18 // This file is used to:
  19 // - document the best practices and guidelines on JNI usage.
  20 // - ensure sample_for_tests_jni.h compiles and the functions declared in it
  21 // as expected.
  22 //
  23 // All methods are called directly from Java. See more documentation in
  24 // SampleForTests.java.
  25 class CPPClass {
  26  public:
  27   CPPClass();
  28   ~CPPClass();
  29
  30   class InnerClass {
  31    public:
  32     jdouble MethodOtherP0(JNIEnv* env, jobject obj);
  33   };
  34
  35   void Destroy(JNIEnv* env, jobject obj);
  36
  37   jint Method(JNIEnv* env, jobject obj);
  38
  39   void AddStructB(JNIEnv* env, jobject obj, jobject structb);
  40
  41   void IterateAndDoSomethingWithStructB(JNIEnv* env, jobject obj);
  42
  43   base::android::ScopedJavaLocalRef<jstring> ReturnAString(
  44       JNIEnv* env, jobject obj);
  45
  46  private:
  47   std::map<long, std::string> map_;
  48
  49   DISALLOW_COPY_AND_ASSIGN(CPPClass);
  50 };
  51
  52 }  // namespace android
  53 }  // namespace base
  54
  55 #endif  // BASE_ANDROID_JNI_GENERATOR_SAMPLE_FOR_TESTS_H_