无法实例接收GCMBroadcastReceiver [英] Unable to instantiate receiver GCMBroadcastReceiver
问题描述
我下面的<一个指导href=\"http://www.androidhive.info/2012/10/android-push-notifications-using-google-cloud-messaging-gcm-php-and-mysql/\" rel=\"nofollow\">http://www.androidhive.info/2012/10/android-push-notifications-using-google-cloud-messaging-gcm-php-and-mysql/对于GCM。
目前,我停留在一部分在收到通知。
有时,当我运行我的codeS,它会与此错误崩溃:
7.517:E / AndroidRuntime(8601):致命异常:主要
7.517:E / AndroidRuntime(8601):了java.lang.RuntimeException:无法实例接收com.google.android.gcm.GCMBroadcastReceiver:抛出java.lang.ClassNotFoundException:找不到类com.google.android.gcm.GCMBroadcastReceiver 关于路径:DexPathList [zip文件\"/data/app/com.example.someactivity-1.apk\"],nativeLibraryDirectories=[/data/app-lib/com.example.someactivity-1, /供应商/ lib中/系统/ lib目录]
7.517:E / AndroidRuntime(8601):在android.app.ActivityThread.handleReceiver(ActivityThread.java:2544)
7.517:E / AndroidRuntime(8601):在android.app.ActivityThread.access $ 1500(ActivityThread.java:153)
7.517:E / AndroidRuntime(8601):在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1345)
7.517:E / AndroidRuntime(8601):在android.os.Handler.dispatchMessage(Handler.java:99)
7.517:E / AndroidRuntime(8601):在android.os.Looper.loop(Looper.java:137)
7.517:E / AndroidRuntime(8601):在android.app.ActivityThread.main(ActivityThread.java:5295)
7.517:E / AndroidRuntime(8601):在java.lang.reflect.Method.invokeNative(本机方法)
7.517:E / AndroidRuntime(8601):在java.lang.reflect.Method.invoke(Method.java:525)
7.517:E / AndroidRuntime(8601):在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:739)
7.517:E / AndroidRuntime(8601):在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:555)
7.517:E / AndroidRuntime(8601):在dalvik.system.NativeStart.main(本机方法)
7.517:E / AndroidRuntime(8601):抛出java.lang.ClassNotFoundException:产生的原因没有找到类com.google.android.gcm.GCMBroadcastReceiver的路径:DexPathList [zip文件\"/data/app/com.example.someactivity-1.apk\"],nativeLibraryDirectories=[/data/app-lib/com.example.someactivity-1, /供应商/ lib中/系统/ lib目录]
7.517:E / AndroidRuntime(8601):在dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:53)
7.517:E / AndroidRuntime(8601):在java.lang.ClassLoader.loadClass(ClassLoader.java:501)
7.517:E / AndroidRuntime(8601):在java.lang.ClassLoader.loadClass(ClassLoader.java:461)
7.517:E / AndroidRuntime(8601):在android.app.ActivityThread.handleReceiver(ActivityThread.java:2539)
块引用>
块引用>下面是我的清单:
&LT;?XML版本=1.0编码=UTF-8&GT?;
&LT;清单的xmlns:机器人=http://schemas.android.com/apk/res/android
包=com.example.someactivity
安卓版code =1
机器人:=的versionName1.0&GT; &LT;用途-SDK
安卓的minSdkVersion =14
机器人:targetSdkVersion =17/&GT; &LT;! - GCM连接到Internet服务。 - &GT;
&LT;使用许可权的android:NAME =android.permission.INTERNET对/&GT; &LT;! - GCM需要一个谷歌帐户。 - &GT;
&LT;使用许可权的android:NAME =android.permission.GET_ACCOUNTS/&GT; &LT;! - 从睡眠收到消息时保持处理器。 - &GT;
&LT;使用许可权的android:NAME =android.permission.WAKE_LOCK/&GT; &LT;! - 创建一个自定义权限所以只有这个程序可以接收它的消息。 - &GT;
&LT;许可
机器人:名字=com.example.someactivity.permission.C2D_MESSAGE
安卓的ProtectionLevel =签名/&GT; &LT;使用许可权的android:NAME =com.example.someactivity.permission.C2D_MESSAGE/&GT; &LT;! - 这个程序有权限注册和接收数据信息。 - &GT;
&LT;使用许可权的android:NAME =com.google.android.c2dm.permission.RECEIVE/&GT; &LT;! - 网络状态的权限来检测网络状态 - &GT;
&LT;使用许可权的android:NAME =android.permission.ACCESS_NETWORK_STATE/&GT; &LT;! - 许可振动 - &GT;
&LT;使用许可权的android:NAME =android.permission.VIBRATE/&GT; &lt;应用
机器人:allowBackup =真
机器人:图标=@绘制/ ic_launcher
机器人:标签=@字符串/ APP_NAME
机器人:主题=@风格/ Theme.Sherlock.Light&GT;
&LT;活动
机器人:名字=com.example.someactivity.Login
机器人:标签=@字符串/ APP_NAME&GT;
&所述;意图滤光器&gt;
&lt;作用机器人:名字=android.intent.action.MAIN/&GT; &LT;类机器人:名字=android.intent.category.LAUNCHER/&GT;
&所述; /意图滤光器&gt;
&LT; /活性GT;
&LT;活动机器人:名字=com.example.someactivity.fragmentContainer&GT;
&LT; /活性GT; &lt;接收
机器人:名字=com.google.android.gcm.GCMBroadcastReceiver
机器人:权限=com.google.android.c2dm.permission.SEND&GT;
&所述;意图滤光器&gt; &LT;! - 收到实际的消息。 - &GT;
&lt;作用机器人:名字=com.google.android.c2dm.intent.RECEIVE/&GT;
&LT;! - 收到的注册ID。 - &GT;
&lt;作用机器人:名字=com.google.android.c2dm.intent.REGISTRATION/&GT; &LT;类机器人:名字=com.example.someactivity/&GT;
&所述; /意图滤光器&gt;
&LT; /接收器&GT; &LT;服务机器人。GcmIntentServiceNAME = /&GT; &LT; /用途&gt;&LT; /清单&GT;和我的接收器,我使用:
私人最终的BroadcastReceiver mHandleMessageReceiver =新的广播接收器(){
@覆盖
公共无效的onReceive(上下文的背景下,意图意图){
字符串NewMessage作为= intent.getExtras()的getString(一些信息)。
//醒来移动,如果它是睡觉
WakeLocker.acquire(getApplicationContext()); / **
*采取适当的行动对这个消息
*根据您的应用需求
*现在我只是显示在屏幕上
* * / //显示接收到的消息
Toast.makeText(getApplicationContext(),新邮件+ NewMessage作为,Toast.LENGTH_LONG).show(); //释放锁唤醒
WakeLocker.release();
}
};为什么会出现接收不实例化,我已经改变了包名。
解决方案添加gcm.jar到您的libs文件夹。
I am following a guide at http://www.androidhive.info/2012/10/android-push-notifications-using-google-cloud-messaging-gcm-php-and-mysql/ for GCM.
Currently I am stuck at the part at receiving notifications. Sometimes when i run my codes, it would crash with this error:
7.517: E/AndroidRuntime(8601): FATAL EXCEPTION: main 7.517: E/AndroidRuntime(8601): java.lang.RuntimeException: Unable to instantiate receiver com.google.android.gcm.GCMBroadcastReceiver: java.lang.ClassNotFoundException: Didn't find class "com.google.android.gcm.GCMBroadcastReceiver" on path: DexPathList[[zip file "/data/app/com.example.someactivity-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.example.someactivity-1, /vendor/lib, /system/lib]] 7.517: E/AndroidRuntime(8601): at android.app.ActivityThread.handleReceiver(ActivityThread.java:2544) 7.517: E/AndroidRuntime(8601): at android.app.ActivityThread.access$1500(ActivityThread.java:153) 7.517: E/AndroidRuntime(8601): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1345) 7.517: E/AndroidRuntime(8601): at android.os.Handler.dispatchMessage(Handler.java:99) 7.517: E/AndroidRuntime(8601): at android.os.Looper.loop(Looper.java:137) 7.517: E/AndroidRuntime(8601): at android.app.ActivityThread.main(ActivityThread.java:5295) 7.517: E/AndroidRuntime(8601): at java.lang.reflect.Method.invokeNative(Native Method) 7.517: E/AndroidRuntime(8601): at java.lang.reflect.Method.invoke(Method.java:525) 7.517: E/AndroidRuntime(8601): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:739) 7.517: E/AndroidRuntime(8601): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:555) 7.517: E/AndroidRuntime(8601): at dalvik.system.NativeStart.main(Native Method) 7.517: E/AndroidRuntime(8601): Caused by: java.lang.ClassNotFoundException: Didn't find class "com.google.android.gcm.GCMBroadcastReceiver" on path: DexPathList[[zip file "/data/app/com.example.someactivity-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.example.someactivity-1, /vendor/lib, /system/lib]] 7.517: E/AndroidRuntime(8601): at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:53) 7.517: E/AndroidRuntime(8601): at java.lang.ClassLoader.loadClass(ClassLoader.java:501) 7.517: E/AndroidRuntime(8601): at java.lang.ClassLoader.loadClass(ClassLoader.java:461) 7.517: E/AndroidRuntime(8601): at android.app.ActivityThread.handleReceiver(ActivityThread.java:2539)
Here is my manifest:
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.example.someactivity" android:versionCode="1" android:versionName="1.0" > <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="17" /> <!-- GCM connects to Internet Services. --> <uses-permission android:name="android.permission.INTERNET" /> <!-- GCM requires a Google account. --> <uses-permission android:name="android.permission.GET_ACCOUNTS" /> <!-- Keeps the processor from sleeping when a message is received. --> <uses-permission android:name="android.permission.WAKE_LOCK" /> <!-- Creates a custom permission so only this app can receive its messages. --> <permission android:name="com.example.someactivity.permission.C2D_MESSAGE" android:protectionLevel="signature" /> <uses-permission android:name="com.example.someactivity.permission.C2D_MESSAGE" /> <!-- This app has permission to register and receive data message. --> <uses-permission android:name="com.google.android.c2dm.permission.RECEIVE" /> <!-- Network State Permissions to detect Internet status --> <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> <!-- Permission to vibrate --> <uses-permission android:name="android.permission.VIBRATE" /> <application android:allowBackup="true" android:icon="@drawable/ic_launcher" android:label="@string/app_name" android:theme="@style/Theme.Sherlock.Light" > <activity android:name="com.example.someactivity.Login" android:label="@string/app_name" > <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> <activity android:name="com.example.someactivity.fragmentContainer" > </activity> <receiver android:name="com.google.android.gcm.GCMBroadcastReceiver" android:permission="com.google.android.c2dm.permission.SEND" > <intent-filter> <!-- Receives the actual messages. --> <action android:name="com.google.android.c2dm.intent.RECEIVE" /> <!-- Receives the registration id. --> <action android:name="com.google.android.c2dm.intent.REGISTRATION" /> <category android:name="com.example.someactivity" /> </intent-filter> </receiver> <service android:name=".GcmIntentService" /> </application> </manifest>
And my receiver which i used:
private final BroadcastReceiver mHandleMessageReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { String newMessage = intent.getExtras().getString("Some Message"); // Waking up mobile if it is sleeping WakeLocker.acquire(getApplicationContext()); /** * Take appropriate action on this message * depending upon your app requirement * For now i am just displaying it on the screen * */ // Showing received message Toast.makeText(getApplicationContext(), "New Message: " + newMessage, Toast.LENGTH_LONG).show(); // Releasing wake lock WakeLocker.release(); } };
Why am I getting receiver not instantiated, I have changed the package names already.
解决方案Add gcm.jar to your libs folder.
这篇关于无法实例接收GCMBroadcastReceiver的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!