43 lines
1.4 KiB
C++
43 lines
1.4 KiB
C++
// Copyright 2018 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_ANDROID_TASK_SCHEDULER_POST_TASK_ANDROID_H_
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#define BASE_ANDROID_TASK_SCHEDULER_POST_TASK_ANDROID_H_
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#include "base/android/jni_weak_ref.h"
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#include "base/base_export.h"
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#include "base/task/task_traits.h"
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namespace base {
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// C++ interface for PostTask.java
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class BASE_EXPORT PostTaskAndroid {
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public:
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// Routes tasks posted via the Java PostTask APIs through the C++ PostTask
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// APIs. Invoked once the C++ PostTask APIs are fully initialized.
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static void SignalNativeSchedulerReady();
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// Signals that the C++ PostTask APIs have shutdown. Needed to make unit tests
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// that repeatedly create and destroy the scheduler work.
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static void SignalNativeSchedulerShutdownForTesting();
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static TaskTraits CreateTaskTraits(
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JNIEnv* env,
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jint priority,
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jboolean may_block,
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jboolean use_thread_pool,
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jbyte extension_id,
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const base::android::JavaParamRef<jbyteArray>& extension_data);
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// We don't know ahead of time which thread this will run on so it looks up
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// the JNI environment and the bindings dynamically (albeit with caching).
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static void RunJavaTask(base::android::ScopedJavaGlobalRef<jobject> task);
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DISALLOW_COPY_AND_ASSIGN(PostTaskAndroid);
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};
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} // namespace base
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#endif // BASE_ANDROID_TASK_SCHEDULER_POST_TASK_ANDROID_H_
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