Java content handler for Android.

mojo/android/system/base_run_loop.cc

Index: mojo/android/system/base_run_loop.cc
diff --git a/mojo/android/system/base_run_loop.cc b/mojo/android/system/base_run_loop.cc
new file mode 100644
index 0000000000000000000000000000000000000000..31e1f320410b50b3d3e3eb55c49ac69edc9c5c5b
--- /dev/null
+++ b/mojo/android/system/base_run_loop.cc
@@ -0,0 +1,61 @@
+// Copyright 2015 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.
+
+#include "mojo/android/system/base_run_loop.h"
+
+#include <jni.h>
+
+#include "base/android/base_jni_registrar.h"
+#include "base/android/jni_android.h"
+#include "base/android/jni_registrar.h"
+#include "base/bind.h"
+#include "base/message_loop/message_loop.h"
+#include "jni/BaseRunLoop_jni.h"
+#include "mojo/common/message_pump_mojo.h"
+
+namespace mojo {
+namespace android {
+
+static jlong CreateBaseRunLoop(JNIEnv* env, jobject jcaller) {
+  base::MessageLoop* message_loop =
+      new base::MessageLoop(common::MessagePumpMojo::Create());
+  return reinterpret_cast<uintptr_t>(message_loop);
+}
+
+static void Run(JNIEnv* env, jobject jcaller, jlong runLoopID) {
+  reinterpret_cast<base::MessageLoop*>(runLoopID)->Run();
+}
+
+static void RunUntilIdle(JNIEnv* env, jobject jcaller, jlong runLoopID) {
+  reinterpret_cast<base::MessageLoop*>(runLoopID)->RunUntilIdle();
+}
+
+static void Quit(JNIEnv* env, jobject jcaller, jlong runLoopID) {
+  reinterpret_cast<base::MessageLoop*>(runLoopID)->Quit();
+}
+
+static void PostDelayedTask(JNIEnv* env,
+                            jobject jcaller,
+                            jlong runLoopID,
+                            jobject runnable,
+                            jlong delay) {
+  reinterpret_cast<base::MessageLoop*>(runLoopID)->PostDelayedTask(
+      FROM_HERE, base::Bind(&Java_BaseRunLoop_runRunnable, env, runnable),

[qsr, 2015/02/06 17:16:14]

Do not keep env. You should post to a local method and attach to thread.

Also, unless I'm missing something, your runnable is not kept by anything, and
can be gc'd or moved anytime. You need a global ref on it.

[etiennej, 2015/02/09 14:09:51]

Done.

+      base::TimeDelta::FromMicroseconds(delay));
+}
+
+static void DeleteMessageLoop(JNIEnv* env, jobject jcaller, jlong runLoopID) {
+  base::MessageLoop* message_loop =
+      reinterpret_cast<base::MessageLoop*>(runLoopID);
+  delete message_loop;
+}
+
+bool RegisterBaseRunLoop(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}
+
+}  // namespace android
+}  // namespace mojo
+
+