| // Copyright 2014 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. |
| |
| #ifndef CONTENT_BROWSER_ANDROID_JAVA_JAVA_METHOD_H_ |
| #define CONTENT_BROWSER_ANDROID_JAVA_JAVA_METHOD_H_ |
| |
| #include <jni.h> |
| #include <string> |
| #include <vector> |
| |
| #include "base/android/scoped_java_ref.h" |
| #include "content/browser/android/java/java_type.h" |
| #include "content/common/content_export.h" |
| |
| namespace content { |
| |
| // Wrapper around java.lang.reflect.Method. This class must be used on a single |
| // thread only. |
| class CONTENT_EXPORT JavaMethod { |
| public: |
| explicit JavaMethod(const base::android::JavaRef<jobject>& method); |
| ~JavaMethod(); |
| |
| const std::string& name() const { return name_; } |
| size_t num_parameters() const; |
| bool is_static() const; |
| const JavaType& parameter_type(size_t index) const; |
| const JavaType& return_type() const; |
| jmethodID id() const; |
| |
| private: |
| void EnsureNumParametersIsSetUp() const; |
| void EnsureTypesAndIDAreSetUp() const; |
| |
| std::string name_; |
| mutable base::android::ScopedJavaGlobalRef<jobject> java_method_; |
| mutable bool have_calculated_num_parameters_; |
| mutable size_t num_parameters_; |
| mutable std::vector<JavaType> parameter_types_; |
| mutable JavaType return_type_; |
| mutable bool is_static_; |
| mutable jmethodID id_; |
| |
| DISALLOW_IMPLICIT_CONSTRUCTORS(JavaMethod); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_ANDROID_JAVA_JAVA_METHOD_H_ |