Android: FATAL EXCEPTION 处理
遇到一个非常2的错误,Logcat显示如下:
03-14 01:11:58.006: E/AndroidRuntime(14197): java.lang.NullPointerException 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.opengl.GLSurfaceView.surfaceCreated(GLSurfaceView.java:474) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.SurfaceView.updateWindow(SurfaceView.java:551) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.SurfaceView.dispatchDraw(SurfaceView.java:348) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.ViewGroup.drawChild(ViewGroup.java:1708) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1437) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.View.draw(View.java:6974) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.widget.FrameLayout.draw(FrameLayout.java:357) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.ViewGroup.drawChild(ViewGroup.java:1710) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1437) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.ViewGroup.drawChild(ViewGroup.java:1708) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1437) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.View.draw(View.java:6974) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.widget.FrameLayout.draw(FrameLayout.java:357) 03-14 01:11:58.006: E/AndroidRuntime(14197): at com.android.internal.policy.impl.PhoneWindow$DecorView.draw(PhoneWindow.java:1929) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.ViewRoot.draw(ViewRoot.java:1572) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.ViewRoot.performTraversals(ViewRoot.java:1290) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.view.ViewRoot.handleMessage(ViewRoot.java:1921) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.os.Handler.dispatchMessage(Handler.java:99) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.os.Looper.loop(Looper.java:143) 03-14 01:11:58.006: E/AndroidRuntime(14197): at android.app.ActivityThread.main(ActivityThread.java:4196) 03-14 01:11:58.006: E/AndroidRuntime(14197): at java.lang.reflect.Method.invokeNative(Native Method) 03-14 01:11:58.006: E/AndroidRuntime(14197): at java.lang.reflect.Method.invoke(Method.java:507) 03-14 01:11:58.006: E/AndroidRuntime(14197): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839) 03-14 01:11:58.006: E/AndroidRuntime(14197): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597) 03-14 01:11:58.006: E/AndroidRuntime(14197): at dalvik.system.NativeStart.main(Native Method)
查了一下午,把所有跟ZView相关的类函数全部注释掉还是这错误,就差重新建工程了。最后发现是自己重写了setRenderer()函数,和GLSurfaceView本身的冲突。。真悲剧,仔细看下面的初始化代码:
public ZView(Context context) {
super(context);
//init();
// prepare data
try {
initMesh();
} catch (FileNotFoundException e) {
Log.d(LOG_TAG, "File not found.." + e.getMessage());
e.printStackTrace();
} catch (IOException e) {
Log.d(LOG_TAG, "IOException.." + e.getMessage());
e.printStackTrace();
}
// prepare listener
setGestureDetect(new GestureDetector(new ZGestureListener(this)));
this.setLongClickable(true);
setScaleDetect(new ScaleGestureDetector(context, new ZScaleListener(this)));
// prepare renderer
setRenderer(new ZRenderer(this));
setRenderer(getRenderer());
getRenderer().addData(ZDataManager.getDataManager().getAllObject3D());
}
第一行换成setViewRenderer()解决error