原生插件开发报错

代码：
package com.example.shengwang;

import android.content.Context;
import android.graphics.Color;
import android.support.annotation.NonNull;
import android.view.SurfaceView;
import android.widget.FrameLayout;
import android.widget.TextView;

import com.taobao.weex.WXSDKInstance;
import com.taobao.weex.ui.action.BasicComponentData;
import com.taobao.weex.ui.component.WXComponent;
import com.taobao.weex.ui.component.WXVContainer;
import com.taobao.weex.ui.component.basic.WXBasicComponent;

import io.agora.rtc.IRtcEngineEventHandler;
import io.agora.rtc.RtcEngine;

public class PlayVid extends WXComponent<FrameLayout> {
public PlayVid(WXSDKInstance instance, WXVContainer parent, BasicComponentData basicComponentData) {
super(instance, parent, basicComponentData);
init();
}

public void init(){  
    System.out.println("执行");  
    try{  
        RtcEngine mRtcEngine  =RtcEngine.create(getContext(), "123", new IRtcEngineEventHandler() {  
            @Override  
            public void onJoinChannelSuccess(String s, int i, int i1) {  
               // super.onJoinChannelSuccess(s, i, i1);  
                System.out.println("Rtc:"+i);  
            }  
        });  
    }catch(Exception e){  
        System.out.println("123");  
    }  
}  

@Override  
protected FrameLayout initComponentHostView(@NonNull Context context) {  
   // return super.initComponentHostView(context);  
    FrameLayout frameLayout = new FrameLayout(context);  
    SurfaceView SurfaceView=new SurfaceView(context);  
    TextView text = new TextView(context);  
    text.setText("TextView");  
    frameLayout.addView(text);  
return  frameLayout;  
}  

//注释掉此行代码 就不报错了
public IRtcEngineEventHandler mRtcEngineEventHandler = new IRtcEngineEventHandler() {
@Override
public void onJoinChannelSuccess(String s, int i, int i1) {
// super.onJoinChannelSuccess(s, i, i1);
// System.out.println("onJoinChannelSuccess:"+s);
}
};

}

报错内容
E/weex: WXComponentFactory Exception type:[PlayVido] java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance(Native Method)
at com.taobao.weex.ui.SimpleComponentHolder$ClazzComponentCreator.createInstance(SimpleComponentHolder.java:98)
at com.taobao.weex.ui.SimpleComponentHolder.createInstance(SimpleComponentHolder.java:189)
at com.taobao.weex.ui.component.WXComponentFactory.newInstance(WXComponentFactory.java:66)
at com.taobao.weex.ui.action.GraphicActionAbstractAddElement.createComponent(GraphicActionAbstractAddElement.java:61)
at com.taobao.weex.ui.action.GraphicActionAddElement.<init>(GraphicActionAddElement.java:86)
at com.taobao.weex.bridge.WXBridgeManager.callAddElement(WXBridgeManager.java:2799)
at com.taobao.weex.bridge.WXBridge.callAddElement(WXBridge.java:535)
at com.taobao.weex.base.SystemMessageHandler.nativeRunWork(Native Method)
at com.taobao.weex.base.SystemMessageHandler.handleMessage(SystemMessageHandler.java:104)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.os.HandlerThread.run(HandlerThread.java:61)
Caused by: java.lang.NoClassDefFoundError: com.example.shengwang.PlayVid$1
at com.example.shengwang.PlayVid.init(PlayVid.java:47)
at com.example.shengwang.PlayVid.<init>(PlayVid.java:24)
at java.lang.reflect.Constructor.newInstance(Native Method) 
at com.taobao.weex.ui.SimpleComponentHolder$ClazzComponentCreator.createInstance(SimpleComponentHolder.java:98) 
at com.taobao.weex.ui.SimpleComponentHolder.createInstance(SimpleComponentHolder.java:189) 
at com.taobao.weex.ui.component.WXComponentFactory.newInstance(WXComponentFactory.java:66) 
at com.taobao.weex.ui.action.GraphicActionAbstractAddElement.createComponent(GraphicActionAbstractAddElement.java:61) 
at com.taobao.weex.ui.action.GraphicActionAddElement.<init>(GraphicActionAddElement.java:86) 
at com.taobao.weex.bridge.WXBridgeManager.callAddElement(WXBridgeManager.java:2799) 
at com.taobao.weex.bridge.WXBridge.callAddElement(WXBridge.java:535) 
at com.taobao.weex.base.SystemMessageHandler.nativeRunWork(Native Method) 
at com.taobao.weex.base.SystemMessageHandler.handleMessage(SystemMessageHandler.java:104) 
at android.os.Handler.dispatchMessage(Handler.java:102) 
at android.os.Looper.loop(Looper.java:148) 
at android.os.HandlerThread.run(HandlerThread.java:61) 
E/weex: [WXBridgeManager] callAddElement exception: java.lang.NullPointerException: Attempt to invoke virtual method 'com.taobao.weex.dom.WXAttr com.taobao.weex.ui.component.WXComponent.getAttrs()' on a null object reference
at com.taobao.weex.ui.RenderContextImpl.registerComponent(RenderContextImpl.java:86)
at com.taobao.weex.ui.WXRenderManager.registerComponent(WXRenderManager.java:306)
at com.taobao.weex.ui.action.GraphicActionAbstractAddElement.createComponent(GraphicActionAbstractAddElement.java:62)
at com.taobao.weex.ui.action.GraphicActionAddElement.<init>(GraphicActionAddElement.java:86)
at com.taobao.weex.bridge.WXBridgeManager.callAddElement(WXBridgeManager.java:2799)
at com.taobao.weex.bridge.WXBridge.callAddElement(WXBridge.java:535)
at com.taobao.weex.base.SystemMessageHandler.nativeRunWork(Native Method)
at com.taobao.weex.base.SystemMessageHandler.handleMessage(SystemMessageHandler.java:104)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.os.HandlerThread.run(HandlerThread.java:61)
E/weex: commitCriticalExceptionRT :WX_KEY_EXCEPTION_INVOKE_BRIDGEexceptionjava.lang.NullPointerException: Attempt to invoke virtual method 'com.taobao.weex.dom.WXAttr com.taobao.weex.ui.component.WXComponent.getAttrs()' on a null object reference
at com.taobao.weex.ui.RenderContextImpl.registerComponent(RenderContextImpl.java:86)
at com.taobao.weex.ui.WXRenderManager.registerComponent(WXRenderManager.java:306)
at com.taobao.weex.ui.action.GraphicActionAbstractAddElement.createComponent(GraphicActionAbstractAddElement.java:62)
at com.taobao.weex.ui.action.GraphicActionAddElement.<init>(GraphicActionAddElement.java:86)
at com.taobao.weex.bridge.WXBridgeManager.callAddElement(WXBridgeManager.java:2799)
at com.taobao.weex.bridge.WXBridge.callAddElement(WXBridge.java:535)
at com.taobao.weex.base.SystemMessageHandler.nativeRunWork(Native Method)
at com.taobao.weex.base.SystemMessageHandler.handleMessage(SystemMessageHandler.java:104)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.os.HandlerThread.run(HandlerThread.java:61)