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如何解决红线的问题(taskSnapshots)如何解决红线的问题(taskSnapshot)?
INT进度=(INT)((100.0 * taskSnapshot.getBytesTransferred())/ taskSnapshot.getTotalByteCount());
那条线有什么问题?
private void uploadImg(final String path){
final Uri file = Uri.fromFile(new File(path));
StorageMetadata metadata = new StorageMetadata.Builder()
.setContentDisposition("universe")
.setContentType("image/jpg")
.build();
riversRef = mStorageRef.child(file.getLastPathSegment());
UploadTask uploadTask = riversRef.putFile(file, metadata);
uploadTask.addOnFailureListener(new OnFailureListener() {
@Override
public void onFailure(@NonNull Exception exception) {
uploadInfoText.setText(exception.getMessage());
}
}).addOnSuccessListener(new OnSuccessListener<UploadTask.TaskSnapshot>() {
@Override
public void onSuccess(UploadTask.TaskSnapshot taskSnapshot) {
uploadInfoText.setText(R.string.upload_success);
Glide.with(NewPostActivity.this)
.load(file)
.into(downloadImg);
}
}).addOnProgressListener(new OnProgressListener<UploadTask.TaskSnapshot>() {
@Override
public void onProgress(UploadTask.TaskSnapshot taskSnapshot) {
int progress = (int)((100.0 * taskSnapshot.getBytesTransferred())/taskSnapshot.getTotalByteCount());
imgUploadProgress.setProgress(progress);
if(progress >= 100){
imgUploadProgress.setVisibility(View.GONE);
}
}
});
}
检查出会提供某些错误或建议。大部分在左上角的红色灯泡。点击它。即使再次错误没有得到解决,然后谷歌。而谷歌无法提供解决方案,那么很有可能你没有按要求正确编写程序,而且你还没有意识到它。 –