按照文档,
我尝试查询ContentResolver以获取文件大小,如下所示:
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == video_request_code) {
if (resultCode == RESULT_OK) {
Uri uri = data.getData();
Cursor cur = getContentResolver().query(uri, null, null, null, null);
try {
if (cur != null && cur.moveToFirst()){
if (uri.getScheme() != null){
if (uri.getScheme().equals("content")) {
int sizeIndex = cur.getColumnIndex(OpenableColumns.SIZE);
Log.e("size", ""+cur.getLong(sizeIndex));
}else if (uri.getScheme().equals("file")) {
File ff = new File(uri.getPath());
Log.e("size", ""+ff.length());
}
}
}
}catch (Exception e){
e.printStackTrace();
}
finally {
if (cur != null)
cur.close();
}
}
}
}
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然后我收到以下错误:
java.lang.IllegalArgumentException: Invalid column latitude
at android.app.ActivityThread.deliverResults(ActivityThread.java:4845)
at android.app.ActivityThread.handleSendResult(ActivityThread.java:4886)
at android.app.servertransaction.ActivityResultItem.execute(ActivityResultItem.java:51)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2016)
at android.os.Handler.dispatchMessage(Handler.java:107)
at android.os.Looper.loop(Looper.java:214)
at android.app.ActivityThread.main(ActivityThread.java:7356)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)
Caused by: java.lang.IllegalArgumentException: Invalid column latitude
at android.database.DatabaseUtils.readExceptionFromParcel(DatabaseUtils.java:170)
at android.database.DatabaseUtils.readExceptionFromParcel(DatabaseUtils.java:140)
at android.content.ContentProviderProxy.query(ContentProviderNative.java:423)
at android.content.ContentResolver.query(ContentResolver.java:944)
at android.content.ContentResolver.query(ContentResolver.java:880)
at android.content.ContentResolver.query(ContentResolver.java:836)
at com.my.package.MainActivity.onActivityResult(MainActivity.java:146)
...
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崩溃指向Cursor cur = getContentResolver().query(uri, null, null, null, null);,但正如您所看到的,我不是在查询纬度列。事实上,在崩溃的时候,我没有查询任何列。
在运行 Android 10 的设备上从 Google Photo 选择文件时,我只能重现这一点。
我的问题:
为什么会发生这种情况,我该如何克服?
编辑:
我尝试通过列的投影。为了测试,我通过了以下内容:
java.lang.IllegalArgumentException: Invalid column latitude
at android.app.ActivityThread.deliverResults(ActivityThread.java:4845)
at android.app.ActivityThread.handleSendResult(ActivityThread.java:4886)
at android.app.servertransaction.ActivityResultItem.execute(ActivityResultItem.java:51)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2016)
at android.os.Handler.dispatchMessage(Handler.java:107)
at android.os.Looper.loop(Looper.java:214)
at android.app.ActivityThread.main(ActivityThread.java:7356)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)
Caused by: java.lang.IllegalArgumentException: Invalid column latitude
at android.database.DatabaseUtils.readExceptionFromParcel(DatabaseUtils.java:170)
at android.database.DatabaseUtils.readExceptionFromParcel(DatabaseUtils.java:140)
at android.content.ContentProviderProxy.query(ContentProviderNative.java:423)
at android.content.ContentResolver.query(ContentResolver.java:944)
at android.content.ContentResolver.query(ContentResolver.java:880)
at android.content.ContentResolver.query(ContentResolver.java:836)
at com.my.package.MainActivity.onActivityResult(MainActivity.java:146)
...
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但我仍然得到同样的错误。
小智 -3
我找到了解决方案
Intent galleryIntent = new Intent(Intent.ACTION_PICK, android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
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当我使用它时,它显示了问题。
Intent galleryIntent = new Intent(Intent.ACTION_GET_CONTENT);
galleryIntent.setType("video/*");
galleryIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
galleryIntent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, false);
galleryIntent.addCategory(Intent.CATEGORY_OPENABLE);
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这很有效,您将获得大小和临时文件路径。
请查阅这些链接。
手指交叉。
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