1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
// Copyright 2013 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 BASE_THREADING_JAVA_THREAD_H_
#define BASE_THREADING_JAVA_THREAD_H_
#include <jni.h>
#include "base/android/scoped_java_ref.h"
#include "base/memory/scoped_ptr.h"
namespace base {
class MessageLoop;
class WaitableEvent;
namespace android {
// A Java Thread with a native message loop. To run tasks, post them
// to the message loop and they will be scheduled along with Java tasks
// on the thread.
// This is useful for callbacks where the receiver expects a thread
// with a prepared Looper.
class BASE_EXPORT JavaHandlerThread {
public:
JavaHandlerThread(const char* name);
virtual ~JavaHandlerThread();
base::MessageLoop* message_loop() const { return message_loop_.get(); }
void Start();
void Stop();
// Called from java on the newly created thread.
// Start() will not return before this methods has finished.
void InitializeThread(JNIEnv* env, jobject obj, jlong event);
static bool RegisterBindings(JNIEnv* env);
private:
scoped_ptr<base::MessageLoop> message_loop_;
ScopedJavaGlobalRef<jobject> java_thread_;
};
} // namespace android
} // namespace base
#endif // BASE_THREADING_JAVA_THREAD_H_
|
