diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..39fb081
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,9 @@
+*.iml
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures
+.externalNativeBuild
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
new file mode 100644
index 0000000..7ac24c7
--- /dev/null
+++ b/.idea/gradle.xml
@@ -0,0 +1,18 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..cc72de3
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,49 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ 1.8
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..ee92a4a
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,9 @@
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/.idea/runConfigurations.xml b/.idea/runConfigurations.xml
new file mode 100644
index 0000000..7f68460
--- /dev/null
+++ b/.idea/runConfigurations.xml
@@ -0,0 +1,12 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/.gitignore b/app/.gitignore
new file mode 100644
index 0000000..796b96d
--- /dev/null
+++ b/app/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/app/build.gradle b/app/build.gradle
new file mode 100644
index 0000000..ba5ccce
--- /dev/null
+++ b/app/build.gradle
@@ -0,0 +1,33 @@
+apply plugin: 'com.android.application'
+
+android {
+ compileSdkVersion 26
+ defaultConfig {
+ applicationId "com.example.bob.nativemessagequeue"
+ minSdkVersion 15
+ targetSdkVersion 26
+ versionCode 1
+ versionName "1.0"
+ testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+ }
+ buildTypes {
+ release {
+ minifyEnabled false
+ proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+ }
+ }
+ externalNativeBuild {
+ cmake {
+ path "src/main/cpp/CMakeLists.txt"
+ }
+ }
+}
+
+dependencies {
+ implementation fileTree(dir: 'libs', include: ['*.jar'])
+ implementation 'com.android.support:appcompat-v7:26.1.0'
+ implementation 'com.android.support.constraint:constraint-layout:1.0.2'
+ testImplementation 'junit:junit:4.12'
+ androidTestImplementation 'com.android.support.test:runner:1.0.1'
+ androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
+}
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
new file mode 100644
index 0000000..f1b4245
--- /dev/null
+++ b/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+# http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+# public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
diff --git a/app/src/androidTest/java/com/example/bob/nativemessagequeue/ExampleInstrumentedTest.java b/app/src/androidTest/java/com/example/bob/nativemessagequeue/ExampleInstrumentedTest.java
new file mode 100644
index 0000000..7e97809
--- /dev/null
+++ b/app/src/androidTest/java/com/example/bob/nativemessagequeue/ExampleInstrumentedTest.java
@@ -0,0 +1,26 @@
+package com.example.bob.nativemessagequeue;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see Testing documentation
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+ @Test
+ public void useAppContext() throws Exception {
+ // Context of the app under test.
+ Context appContext = InstrumentationRegistry.getTargetContext();
+
+ assertEquals("com.example.bob.nativemessagequeue", appContext.getPackageName());
+ }
+}
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..b4f8252
--- /dev/null
+++ b/app/src/main/AndroidManifest.xml
@@ -0,0 +1,21 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/app/src/main/cpp/CMakeLists.txt b/app/src/main/cpp/CMakeLists.txt
new file mode 100644
index 0000000..9a79bbc
--- /dev/null
+++ b/app/src/main/cpp/CMakeLists.txt
@@ -0,0 +1,14 @@
+# For more information about using CMake with Android Studio, read the
+# documentation: https://d.android.com/studio/projects/add-native-code.html
+
+# Sets the minimum version of CMake required to build the native library.
+
+cmake_minimum_required(VERSION 3.4.1)
+
+aux_source_directory(. JNI_SRC)
+
+add_library(native-lib SHARED ${JNI_SRC})
+
+find_library(log-lib log)
+
+target_link_libraries(native-lib ${log-lib} )
\ No newline at end of file
diff --git a/app/src/main/cpp/debug.h b/app/src/main/cpp/debug.h
new file mode 100644
index 0000000..5975f8c
--- /dev/null
+++ b/app/src/main/cpp/debug.h
@@ -0,0 +1,25 @@
+//
+// Created by bob on 17-4-24.
+//
+
+#ifndef DEBUG_H
+#define DEBUG_H
+
+#ifdef __ANDROID__
+
+#include
+#include
+
+#define logi(TAG, ...) ((void)__android_log_print(ANDROID_LOG_INFO, TAG, __VA_ARGS__))
+#define logw(TAG, ...) ((void)__android_log_print(ANDROID_LOG_WARN, TAG, __VA_ARGS__))
+#define loge(TAG, ...) ((void)__android_log_print(ANDROID_LOG_ERROR, TAG, __VA_ARGS__))
+
+#else
+
+#define logi(...)
+#define logw(...)
+#define loge(...)
+
+#endif
+
+#endif //DEBUG_H
diff --git a/app/src/main/cpp/msg_queue.h b/app/src/main/cpp/msg_queue.h
new file mode 100644
index 0000000..12c31bd
--- /dev/null
+++ b/app/src/main/cpp/msg_queue.h
@@ -0,0 +1,270 @@
+#ifndef MSG_QUEUE_H
+#define MSG_QUEUE_H
+
+#include "mutex.h"
+#include
+#include
+
+#define MSG_FLUSH 0
+
+typedef struct AVMessage {
+ int what;
+ int arg1;
+ int arg2;
+ int len;
+ void *obj;
+ void (*free_l)(void *obj);
+ struct AVMessage *next;
+} AVMessage;
+
+typedef struct MessageQueue {
+ AVMessage *first_msg, *last_msg;
+ int nb_messages;
+ int abort_request;
+ Mutex *mutex;
+ Cond *cond;
+
+ AVMessage *recycle_msg;
+ int recycle_count;
+ int alloc_count;
+} MessageQueue;
+
+inline static void msg_free_res(AVMessage *msg)
+{
+ if (!msg || !msg->obj)
+ return;
+ assert(msg->free_l);
+ msg->free_l(msg->obj);
+ msg->obj = NULL;
+}
+
+inline static int msg_queue_put_private(MessageQueue *q, AVMessage *msg)
+{
+ AVMessage *msg1;
+
+ if (q->abort_request)
+ return -1;
+
+ msg1 = q->recycle_msg;
+ if (msg1) {
+ q->recycle_msg = msg1->next;
+ q->recycle_count++;
+ } else {
+ q->alloc_count++;
+ msg1 = (AVMessage *) malloc(sizeof(AVMessage));
+ }
+ if (!msg1)
+ return -1;
+
+ *msg1 = *msg;
+ msg1->next = NULL;
+
+ if (!q->last_msg)
+ q->first_msg = msg1;
+ else
+ q->last_msg->next = msg1;
+ q->last_msg = msg1;
+ q->nb_messages++;
+ CondSignal(q->cond);
+ return 0;
+}
+
+inline static int msg_queue_put(MessageQueue *q, AVMessage *msg)
+{
+ int ret;
+
+ LockMutex(q->mutex);
+ ret = msg_queue_put_private(q, msg);
+ UnlockMutex(q->mutex);
+
+ return ret;
+}
+
+inline static void msg_init_msg(AVMessage *msg)
+{
+ memset(msg, 0, sizeof(AVMessage));
+}
+
+inline static void msg_queue_put_simple1(MessageQueue *q, int what)
+{
+ AVMessage msg;
+ msg_init_msg(&msg);
+ msg.what = what;
+ msg_queue_put(q, &msg);
+}
+
+inline static void msg_queue_put_simple2(MessageQueue *q, int what, int arg1)
+{
+ AVMessage msg;
+ msg_init_msg(&msg);
+ msg.what = what;
+ msg.arg1 = arg1;
+ msg_queue_put(q, &msg);
+}
+
+inline static void msg_queue_put_simple3(MessageQueue *q, int what, int arg1, int arg2)
+{
+ AVMessage msg;
+ msg_init_msg(&msg);
+ msg.what = what;
+ msg.arg1 = arg1;
+ msg.arg2 = arg2;
+ msg_queue_put(q, &msg);
+}
+
+inline static void msg_obj_free_l(void *obj)
+{
+ free(obj);
+}
+
+inline static void msg_queue_put_simple4(MessageQueue *q, int what, int arg1, int arg2, void *obj, int obj_len)
+{
+ AVMessage msg;
+ msg_init_msg(&msg);
+ msg.what = what;
+ msg.arg1 = arg1;
+ msg.arg2 = arg2;
+ msg.len = obj_len;
+ msg.obj = malloc((size_t) obj_len);
+ memcpy(msg.obj, obj, (size_t) obj_len);
+ msg.free_l = msg_obj_free_l;
+ msg_queue_put(q, &msg);
+}
+
+inline static void msg_queue_init(MessageQueue *q)
+{
+ memset(q, 0, sizeof(MessageQueue));
+ q->mutex = CreateMutex();
+ q->cond = CreateCond();
+ q->abort_request = 1;
+}
+
+inline static void msg_queue_flush(MessageQueue *q)
+{
+ AVMessage *msg, *msg1;
+
+ LockMutex(q->mutex);
+ for (msg = q->first_msg; msg != NULL; msg = msg1) {
+ msg1 = msg->next;
+ msg->next = q->recycle_msg;
+ q->recycle_msg = msg;
+ }
+ q->last_msg = NULL;
+ q->first_msg = NULL;
+ q->nb_messages = 0;
+ UnlockMutex(q->mutex);
+}
+
+inline static void msg_queue_destroy(MessageQueue *q)
+{
+ msg_queue_flush(q);
+
+ LockMutex(q->mutex);
+ while(q->recycle_msg) {
+ AVMessage *msg = q->recycle_msg;
+ if (msg)
+ q->recycle_msg = msg->next;
+ msg_free_res(msg);
+ free(msg);
+ }
+ UnlockMutex(q->mutex);
+
+ DestroyMutex(q->mutex);
+ DestroyCond(q->cond);
+}
+
+inline static void msg_queue_abort(MessageQueue *q)
+{
+ LockMutex(q->mutex);
+
+ q->abort_request = 1;
+
+ CondSignal(q->cond);
+
+ UnlockMutex(q->mutex);
+}
+
+inline static void msg_queue_start(MessageQueue *q)
+{
+ LockMutex(q->mutex);
+ q->abort_request = 0;
+
+ AVMessage msg;
+ msg_init_msg(&msg);
+ msg.what = MSG_FLUSH;
+ msg_queue_put_private(q, &msg);
+ UnlockMutex(q->mutex);
+}
+
+/* return < 0 if aborted, 0 if no msg and > 0 if msg. */
+inline static int msg_queue_get(MessageQueue *q, AVMessage *msg, int block)
+{
+ AVMessage *msg1;
+ int ret;
+
+ LockMutex(q->mutex);
+
+ for (;;) {
+ if (q->abort_request) {
+ ret = -1;
+ break;
+ }
+
+ msg1 = q->first_msg;
+ if (msg1) {
+ q->first_msg = msg1->next;
+ if (!q->first_msg)
+ q->last_msg = NULL;
+ q->nb_messages--;
+ *msg = *msg1;
+ msg1->obj = NULL;
+ msg1->next = q->recycle_msg;
+ q->recycle_msg = msg1;
+ ret = 1;
+ break;
+ } else if (!block) {
+ ret = 0;
+ break;
+ } else {
+ CondWait(q->cond, q->mutex);
+ }
+ }
+ UnlockMutex(q->mutex);
+ return ret;
+}
+
+inline static void msg_queue_remove(MessageQueue *q, int what)
+{
+ AVMessage **p_msg, *msg, *last_msg;
+ LockMutex(q->mutex);
+
+ last_msg = q->first_msg;
+
+ if (!q->abort_request && q->first_msg) {
+ p_msg = &q->first_msg;
+ while (*p_msg) {
+ msg = *p_msg;
+
+ if (msg->what == what) {
+ *p_msg = msg->next;
+ msg_free_res(msg);
+ msg->next = q->recycle_msg;
+ q->recycle_msg = msg;
+ q->nb_messages--;
+ } else {
+ last_msg = msg;
+ p_msg = &msg->next;
+ }
+ }
+
+ if (q->first_msg) {
+ q->last_msg = last_msg;
+ } else {
+ q->last_msg = NULL;
+ }
+ }
+
+ UnlockMutex(q->mutex);
+}
+
+#endif
diff --git a/app/src/main/cpp/mutex.c b/app/src/main/cpp/mutex.c
new file mode 100644
index 0000000..48bbfea
--- /dev/null
+++ b/app/src/main/cpp/mutex.c
@@ -0,0 +1,150 @@
+#include
+#include
+#include
+#include
+#include
+#include "mutex.h"
+
+Mutex *CreateMutex(void)
+{
+ Mutex *mutex;
+ mutex = (Mutex *) malloc(sizeof(Mutex));
+ if (!mutex)
+ return NULL;
+
+ if (pthread_mutex_init(&mutex->id, NULL) != 0) {
+ free(mutex);
+ return NULL;
+ }
+
+ return mutex;
+}
+
+void DestroyMutex(Mutex *mutex)
+{
+ if (mutex) {
+ pthread_mutex_destroy(&mutex->id);
+ free(mutex);
+ }
+}
+
+void DestroyMutexP(Mutex **mutex)
+{
+ if (mutex) {
+ DestroyMutex(*mutex);
+ *mutex = NULL;
+ }
+}
+
+int LockMutex(Mutex *mutex)
+{
+ assert(mutex);
+ if (!mutex)
+ return -1;
+
+ return pthread_mutex_lock(&mutex->id);
+}
+
+int UnlockMutex(Mutex *mutex)
+{
+ assert(mutex);
+ if (!mutex)
+ return -1;
+
+ return pthread_mutex_unlock(&mutex->id);
+}
+
+Cond *CreateCond(void)
+{
+ Cond *cond;
+ cond = (Cond *) malloc(sizeof(Cond));
+ if (!cond)
+ return NULL;
+
+ if (pthread_cond_init(&cond->id, NULL) != 0) {
+ free(cond);
+ return NULL;
+ }
+
+ return cond;
+}
+
+void DestroyCond(Cond *cond)
+{
+ if (cond) {
+ pthread_cond_destroy(&cond->id);
+ free(cond);
+ }
+}
+
+void DestroyCondP(Cond **cond)
+{
+ if (cond) {
+ DestroyCond(*cond);
+ *cond = NULL;
+ }
+}
+
+int CondSignal(Cond *cond)
+{
+ assert(cond);
+ if (!cond)
+ return -1;
+
+ return pthread_cond_signal(&cond->id);
+}
+
+int CondBroadcast(Cond *cond)
+{
+ assert(cond);
+ if (!cond)
+ return -1;
+
+ return pthread_cond_broadcast(&cond->id);
+}
+
+int CondWaitTimeout(Cond *cond, Mutex *mutex, uint32_t ms)
+{
+ int retval;
+ struct timeval delta;
+ struct timespec abstime;
+
+ assert(cond);
+ assert(mutex);
+ if (!cond || !mutex) {
+ return -1;
+ }
+
+ gettimeofday(&delta, NULL);
+
+ abstime.tv_sec = delta.tv_sec + (ms / 1000);
+ abstime.tv_nsec = (delta.tv_usec + (ms % 1000) * 1000) * 1000;
+ if (abstime.tv_nsec > 1000000000) {
+ abstime.tv_sec += 1;
+ abstime.tv_nsec -= 1000000000;
+ }
+
+ while (1) {
+ retval = pthread_cond_timedwait(&cond->id, &mutex->id, &abstime);
+ if (retval == 0)
+ return 0;
+ else if (retval == EINTR)
+ continue;
+ else if (retval == ETIMEDOUT)
+ return MUTEX_TIMEDOUT;
+ else
+ break;
+ }
+
+ return -1;
+}
+
+int CondWait(Cond *cond, Mutex *mutex)
+{
+ assert(cond);
+ assert(mutex);
+ if (!cond || !mutex)
+ return -1;
+
+ return pthread_cond_wait(&cond->id, &mutex->id);
+}
diff --git a/app/src/main/cpp/mutex.h b/app/src/main/cpp/mutex.h
new file mode 100644
index 0000000..5dcff59
--- /dev/null
+++ b/app/src/main/cpp/mutex.h
@@ -0,0 +1,33 @@
+#ifndef MUTEX_H
+#define MUTEX_H
+
+#include
+#include
+
+#define MUTEX_TIMEDOUT 1
+#define MUTEX_MAXWAIT (~(uint32_t)0)
+
+typedef struct _mutex {
+ pthread_mutex_t id;
+} Mutex;
+
+Mutex *CreateMutex(void);
+void DestroyMutex(Mutex *mutex);
+void DestroyMutexP(Mutex **mutex);
+int LockMutex(Mutex *mutex);
+int UnlockMutex(Mutex *mutex);
+
+typedef struct _cond {
+ pthread_cond_t id;
+} Cond;
+
+Cond *CreateCond(void);
+void DestroyCond(Cond *cond);
+void DestroyCondP(Cond **mutex);
+int CondSignal(Cond *cond);
+int CondBroadcast(Cond *cond);
+int CondWaitTimeout(Cond *cond, Mutex *mutex, uint32_t ms);
+int CondWait(Cond *cond, Mutex *mutex);
+
+#endif
+
diff --git a/app/src/main/cpp/native-lib.c b/app/src/main/cpp/native-lib.c
new file mode 100644
index 0000000..0350bc2
--- /dev/null
+++ b/app/src/main/cpp/native-lib.c
@@ -0,0 +1,147 @@
+#include
+#include
+#include
+#include
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include "debug.h"
+#include "msg_queue.h"
+
+#define tag "test"
+#define NELEM(x) ((int) (sizeof(x) / sizeof((x)[0])))
+
+static MessageQueue msg_queue;
+static int running = 0;
+static pthread_t tid;
+static void *queue_runnable(void *arg);
+//static jmethodID on_event_cb_id;
+static JavaVM *gJVM = NULL;
+static jobject gObj = NULL;
+
+JNIEXPORT jstring jni_get_string(JNIEnv *env, jobject thiz) {
+ const char* hello = "Hello, test native code with mwmwatch.";
+ return (*env)->NewStringUTF(env, hello);
+}
+static jboolean jni_init(JNIEnv *env, jobject thiz)
+{
+ gObj = (*env)->NewGlobalRef(env, thiz);
+ jclass clazz = (*env)->GetObjectClass(env, thiz);
+ if (clazz == NULL) {
+ (*env)->ThrowNew(env, "java/lang/NullPointerException", "Unable to find exception class");
+ }
+ //on_event_cb_id = (*env)->GetMethodID(env, clazz, "postEventFromNative", "(IIILjava/lang/Object;)V");
+ //if (!on_event_cb_id) return JNI_FALSE;
+ int ret = pthread_create(&tid, NULL, queue_runnable, NULL);
+ if (ret != NULL) return JNI_FALSE;
+ return JNI_TRUE;
+}
+static jboolean jni_destroy(JNIEnv *env, jobject thiz)
+{
+ logi(tag, "%s", __func__);
+ msg_queue_abort(&msg_queue);
+ running = 0;
+ msg_queue_destroy(&msg_queue);
+ return JNI_TRUE;
+}
+static void on_event_callback(int what, int arg1, int arg2, void *obj, int len)
+{
+ assert(gJVM != NULL);
+ JNIEnv *env = NULL;
+ jboolean isAttached = JNI_FALSE;
+
+ if ((*gJVM)->GetEnv(gJVM, (void**) &env, JNI_VERSION_1_6) < 0)
+ {
+ if ((*gJVM)->AttachCurrentThread(gJVM, &env, NULL) < 0)
+ {
+ loge(tag, "AttachCurrentThread failed");
+ return;
+ }
+ isAttached = JNI_TRUE;
+ }
+ assert(env != NULL);
+ jstring jstring1 = NULL;
+ if (obj) jstring1 = (*env)->NewStringUTF(env, obj);
+ //(*env)->CallVoidMethod (env, gObj, on_event_cb_id, (jint)what, arg1, arg2, jstring1);
+ jclass cls = (*env)->GetObjectClass(env, gObj);
+ if (cls == NULL) {
+ return;
+ }
+ jmethodID static_method_id = (*env)->GetStaticMethodID(env, cls, "postEventFromNative", "(Ljava/lang/Object;IIILjava/lang/Object;)V");
+ if (!static_method_id) {
+ loge(tag, "method id is null");
+ return;
+ }
+ (*env)->CallStaticVoidMethod(env, cls, static_method_id, gObj, what, arg1,arg2, jstring1);
+ if (jstring1) (*env)->DeleteLocalRef(env, jstring1);
+ if (isAttached) (*gJVM)->DetachCurrentThread(gJVM);
+}
+static void *queue_runnable(void *arg)
+{
+ pthread_detach(pthread_self());
+ msg_queue_init(&msg_queue);
+ msg_queue_start(&msg_queue);
+ running = 1;
+ //logw(tag, "start running...");
+ int ret;
+ while (running)
+ {
+ AVMessage message;
+ ret = msg_queue_get(&msg_queue, &message, 1);
+ if (ret <= 0)
+ {
+ msg_free_res(&message);
+ continue;
+ }
+ logw(tag, "ret=%d, msg what=%d", ret, message.what);
+ if (message.obj)
+ {
+ on_event_callback(message.what, message.arg1, message.arg2, message.obj, message.len);
+ }
+ else
+ {
+ on_event_callback(message.what, message.arg1, message.arg2, NULL, 0);
+ }
+ msg_free_res(&message);
+ }
+ logi(tag, "queue runnable over");
+ pthread_exit(NULL);
+}
+static jboolean jni_put_msg(JNIEnv *env, jobject thiz, jint jmsg)
+{
+ //msg_queue_put_simple1(&msg_queue, what);
+ char *c = malloc(16);
+ sprintf(c, "%s %d", "message is ", jmsg);
+ //loge(tag, "C===%s", c);
+ msg_queue_put_simple4(&msg_queue, jmsg, 1, 2, c, 16);
+ if (c) free(c);
+ return JNI_TRUE;
+}
+static JNINativeMethod method[] = {
+ {"nativeInit", "()Z", (void *) jni_init},
+ {"getNativeString", "()Ljava/lang/String;", (void*) jni_get_string},
+ {"putMessage", "(I)Z", (void*)jni_put_msg},
+ {"destroy", "()Z", (void*)jni_destroy}
+};
+JNIEXPORT jint JNI_OnLoad(JavaVM *vm, void *reserved)
+{
+ JNIEnv *env = NULL;
+ if ((*vm)->GetEnv(vm, (void **) &env, JNI_VERSION_1_6) != JNI_OK) return JNI_ERR;
+ gJVM = vm;
+ jclass gClass = (*env)->FindClass(env, "com/example/bob/nativemessagequeue/api/MessageClient");
+ if (gClass == NULL) return JNI_ERR;
+
+ (*env)->RegisterNatives(env, gClass, method, NELEM(method));
+
+ return JNI_VERSION_1_6;
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/bob/nativemessagequeue/MainActivity.java b/app/src/main/java/com/example/bob/nativemessagequeue/MainActivity.java
new file mode 100644
index 0000000..717a032
--- /dev/null
+++ b/app/src/main/java/com/example/bob/nativemessagequeue/MainActivity.java
@@ -0,0 +1,44 @@
+package com.example.bob.nativemessagequeue;
+
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.Toast;
+
+import com.example.bob.nativemessagequeue.api.IPlayer;
+import com.example.bob.nativemessagequeue.api.MessageClient;
+
+public class MainActivity extends AppCompatActivity {
+ MessageClient messageClient;
+ int what = 100;
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_main);
+ Button button = findViewById(R.id.button);
+ messageClient = new MessageClient();
+ messageClient.setOnCompletionListener(onCompletionListener);
+
+ button.setOnClickListener(new View.OnClickListener() {
+ @Override
+ public void onClick(View view) {
+ messageClient.putMessage(what);
+ what+=100;
+ }
+ });
+ }
+
+ private final IPlayer.OnCompletionListener onCompletionListener = new IPlayer.OnCompletionListener() {
+ @Override
+ public void onCompletion() {
+ Toast.makeText(MainActivity.this, "On completion", Toast.LENGTH_LONG).show();
+ }
+ };
+
+ @Override
+ protected void onStop() {
+ super.onStop();
+ messageClient.destroy();
+ }
+}
diff --git a/app/src/main/java/com/example/bob/nativemessagequeue/api/AbstractMQ.java b/app/src/main/java/com/example/bob/nativemessagequeue/api/AbstractMQ.java
new file mode 100644
index 0000000..f6c17da
--- /dev/null
+++ b/app/src/main/java/com/example/bob/nativemessagequeue/api/AbstractMQ.java
@@ -0,0 +1,28 @@
+package com.example.bob.nativemessagequeue.api;
+
+/**
+ * Created by bob on 2018/4/8.
+ */
+
+public abstract class AbstractMQ implements IPlayer{
+ private OnCompletionListener onCompletionListener;
+ private OnPreparedListener onPreparedListener;
+
+ public final void setOnCompletionListener(OnCompletionListener listener){
+ onCompletionListener = listener;
+ }
+ public final void setOnPreparedListener(OnPreparedListener listener){
+ onPreparedListener = listener;
+ }
+
+ protected final void notifyOnCompletion(){
+ if (onCompletionListener != null){
+ onCompletionListener.onCompletion();
+ }
+ }
+ protected final void notifyOnPrepared(){
+ if (onPreparedListener != null){
+ onPreparedListener.onPrepared();
+ }
+ }
+}
diff --git a/app/src/main/java/com/example/bob/nativemessagequeue/api/IPlayer.java b/app/src/main/java/com/example/bob/nativemessagequeue/api/IPlayer.java
new file mode 100644
index 0000000..52cd951
--- /dev/null
+++ b/app/src/main/java/com/example/bob/nativemessagequeue/api/IPlayer.java
@@ -0,0 +1,15 @@
+package com.example.bob.nativemessagequeue.api;
+
+/**
+ * Created by bob on 2018/4/8.
+ */
+
+public interface IPlayer {
+ interface OnCompletionListener {
+ void onCompletion();
+ }
+
+ interface OnPreparedListener {
+ void onPrepared();
+ }
+}
diff --git a/app/src/main/java/com/example/bob/nativemessagequeue/api/MessageClient.java b/app/src/main/java/com/example/bob/nativemessagequeue/api/MessageClient.java
new file mode 100644
index 0000000..a069980
--- /dev/null
+++ b/app/src/main/java/com/example/bob/nativemessagequeue/api/MessageClient.java
@@ -0,0 +1,58 @@
+package com.example.bob.nativemessagequeue.api;
+
+import android.os.Handler;
+import android.os.Message;
+import android.util.Log;
+
+import java.lang.ref.WeakReference;
+
+/**
+ * Created by bob on 2018/4/8.
+ */
+
+public class MessageClient extends AbstractMQ {
+ static String tag = "MessageQueue";//getClass().getSimpleName();
+ static {
+ System.loadLibrary("native-lib");
+ }
+
+ private native boolean nativeInit();
+ private native String getNativeString();
+ public native boolean putMessage(int what);
+ public native boolean destroy();
+ public MessageClient() {
+ Log.i(tag,"init "+nativeInit());
+ }
+
+ private final Handler handler = new Handler(new Handler.Callback() {
+ @Override
+ public boolean handleMessage(Message msg) {
+ Log.e(tag, "what="+msg.what+", arg1="+msg.arg1+",arg2="+msg.arg2+", obj="+msg.obj);
+ switch (msg.what) {
+ case 200:
+ notifyOnCompletion();
+ break;
+ case 300:
+ notifyOnPrepared();
+ break;
+ }
+ return false;
+ }
+ });
+
+ private static void postEventFromNative(Object weakThiz, int what, int arg1, int arg2, Object obj) {
+ if (weakThiz == null) {
+ Log.e(tag, "weak thiz is null");
+ return;
+ }
+ WeakReference weakReference = new WeakReference<>((MessageClient) weakThiz);
+ if (weakReference.get() == null) {
+ Log.e(tag, "message queue is null");
+ return;
+ }
+ if (weakReference.get().handler != null) {
+ Message m = weakReference.get().handler.obtainMessage(what, arg1, arg2, obj);
+ weakReference.get().handler.sendMessage(m);
+ }
+ }
+}
diff --git a/app/src/main/res/drawable-v24/ic_launcher_foreground.xml b/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
new file mode 100644
index 0000000..c7bd21d
--- /dev/null
+++ b/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,34 @@
+
+
+
+
+