我收到以下错误:
Failure delivering result ResultInfo{who=null, request=1888, result=-1, data=null} to activity
用我的相机拍完照片后。
这是 onActivityResult 的代码
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data)
{
if(resultCode == RESULT_OK)
{
if(requestCode == 1888)
{
final boolean isCamera;
if(data == null)
{
isCamera = true;
}
else
{
final String action = data.getAction();
if(action == null)
{
isCamera = false;
}
else
{
isCamera = action.equals(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
}
}
Uri selectedImageUri;
if(isCamera)
{
selectedImageUri = outputFileUri;
}
else
{
selectedImageUri = data == null ? null : data.getData();
}
Log.i("DEBUG", "IMAGEURI: " + selectedImageUri);
coverPhoto.setImageURI(selectedImageUri);
setRealPath(selectedImageUri); <--- if i remove this it works.
}
}
}
这是我用来获取真实路径的代码。
public String getRealPathFromURI(Context context, Uri contentUri) {
Cursor cursor = null;
try {
String[] proj = {MediaStore.Images.Media.DATA };
cursor = context.getContentResolver().query(contentUri, proj, null, null, null);
// ERROR ORIGINATING THE LINE BELOW
int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
cursor.moveToFirst();
return cursor.getString(column_index);
} finally {
if (cursor != null) {
cursor.close();
}
}
}
一些 getter 和 setter
public void setRealPath(Uri uri){
this.realPath = getRealPathFromURI(getApplicationContext(),uri);
}
public String getRealPath(){
return this.realPath;
}
我使用 genymotion 模拟器对此进行了测试。我已经从 VirtualBox 设置了我的共享文件夹。
但是,我看不到“我的图片”中的任何图片(从 VirtualBox 中设置)。
完整的 LogCat:
01-09 09:16:42.293: E/AndroidRuntime(1921): FATAL EXCEPTION: main
01-09 09:16:42.293: E/AndroidRuntime(1921): java.lang.RuntimeException: Failure delivering result ResultInfo{who=null, request=1888, result=-1, data=null} to activity {com.gelliesmedia.thumbqoo/com.gelliesmedia.thumbqoo.ProductPublishActivity}: java.lang.NullPointerException
01-09 09:16:42.293: E/AndroidRuntime(1921): at android.app.ActivityThread.deliverResults(ActivityThread.java:3319)
01-09 09:16:42.293: E/AndroidRuntime(1921): at android.app.ActivityThread.handleSendResult(ActivityThread.java:3362)
01-09 09:16:42.293: E/AndroidRuntime(1921): at android.app.ActivityThread.access$1100(ActivityThread.java:141)
01-09 09:16:42.293: E/AndroidRuntime(1921): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1282)
01-09 09:16:42.293: E/AndroidRuntime(1921): at android.os.Handler.dispatchMessage(Handler.java:99)
01-09 09:16:42.293: E/AndroidRuntime(1921): at android.os.Looper.loop(Looper.java:137)
01-09 09:16:42.293: E/AndroidRuntime(1921): at android.app.ActivityThread.main(ActivityThread.java:5041)
01-09 09:16:42.293: E/AndroidRuntime(1921): at java.lang.reflect.Method.invokeNative(Native Method)
01-09 09:16:42.293: E/AndroidRuntime(1921): at java.lang.reflect.Method.invoke(Method.java:511)
01-09 09:16:42.293: E/AndroidRuntime(1921): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
01-09 09:16:42.293: E/AndroidRuntime(1921): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
01-09 09:16:42.293: E/AndroidRuntime(1921): at dalvik.system.NativeStart.main(Native Method)
01-09 09:16:42.293: E/AndroidRuntime(1921): Caused by: java.lang.NullPointerException
01-09 09:16:42.293: E/AndroidRuntime(1921): at com.gelliesmedia.thumbqoo.ProductPublishActivity.getRealPathFromURI(ProductPublishActivity.java:267)
01-09 09:16:42.293: E/AndroidRuntime(1921): at com.gelliesmedia.thumbqoo.ProductPublishActivity.setRealPath(ProductPublishActivity.java:357)
01-09 09:16:42.293: E/AndroidRuntime(1921): at com.gelliesmedia.thumbqoo.ProductPublishActivity.onActivityResult(ProductPublishActivity.java:351)
01-09 09:16:42.293: E/AndroidRuntime(1921): at android.app.Activity.dispatchActivityResult(Activity.java:5293)
01-09 09:16:42.293: E/AndroidRuntime(1921): at android.app.ActivityThread.deliverResults(ActivityThread.java:3315)
01-09 09:16:42.293: E/AndroidRuntime(1921): ... 11 more
谁能告诉我如何解决这个错误?谢谢。