EventBusException: Subscriber class *** and its super classes have no public methods with the @Subsc

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最新推荐文章于 2024-04-11 15:42:16 发布

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本文分析了在使用EventBus过程中遇到的一个异常：“Subscriber class and its superclasses have no public methods with the @Subscribe annotation”。详细解释了该异常产生的原因，并给出了具体的解决办法。

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简述：

去年的时候使用过一次EventBus，今天又遇到使用EventBus的项目，由于时隔一年多了所以写了一个Demo，但不行的是按照往常的用法却报出了这个异常：

EventBusException: Subscriber class *** and its super classes have no public methods with the @Subscribe annotation。说明一下，我用的是3.0.0版本的EventBus。

异常日志：

ava.lang.RuntimeException: Unable to start activity ComponentInfo{com.lizhenya.eventbusdemo/com.lizhenya.eventbusdemo.MainActivity}: org.greenrobot.eventbus.EventBusException: Subscriber class com.lizhenya.eventbusdemo.MainActivity and its super classes have no public methods with the @Subscribe annotation
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2416)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2476)
at android.app.ActivityThread.-wrap11(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1344)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5417)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
Caused by: org.greenrobot.eventbus.EventBusException: Subscriber class com.lizhenya.eventbusdemo.MainActivity and its super classes have no public methods with the @Subscribe annotation
at org.greenrobot.eventbus.SubscriberMethodFinder.findSubscriberMethods(SubscriberMethodFinder.java:67)
at org.greenrobot.eventbus.EventBus.register(EventBus.java:136)
at com.lizhenya.eventbusdemo.MainActivity.onCreate(MainActivity.java:24)
at android.app.Activity.performCreate(Activity.java:6237)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1107)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2369)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2476) 
at android.app.ActivityThread.-wrap11(ActivityThread.java) 
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1344) 
at android.os.Handler.dispatchMessage(Handler.java:102) 
at android.os.Looper.loop(Looper.java:148) 
at android.app.ActivityThread.main(ActivityThread.java:5417) 
at java.lang.reflect.Method.invoke(Native Method) 
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)

分析：

在使用EventBus中在消息接收的页面需要使用下面的代码来注册：