问题描述
公共无效uploadpicture(查看视图)
{
意向意图=新的意图();
intent.setType(图像/ *);
intent.setAction(Intent.ACTION_GET_CONTENT);
startActivityForResult(Intent.createChooser(意向,
选择图片),SELECT_PICTURE);
}
公共无效onActivityResult(INT申请code,INT结果code,意图数据)
{
如果(结果code == RESULT_OK)
{
如果(要求code == SELECT_PICTURE)
{
乌里selectedImageUri = data.getData();
selectedImagePath = getPath(selectedImageUri);
Toast.makeText(这一点,selectedImagePath,Toast.LENGTH_SHORT).show();
Log.i(selectedImagePath,selectedImagePath.trim());
}
}
}
我得到了这个从日志猫:
05-24 15:57:51.054:E / AndroidRuntime(18016):致命异常:主要
05-24 15:57:51.054:E / AndroidRuntime(18016):java.lang.RuntimeException的:不提供结果ResultInfo {谁= NULL,请求= 1,结果= -1,数据=意向{DAT =内容:// com.android.sec.gallery3d.provider / Picasa中/项目/ 5147009501910019474}}到活动{ncpl.talentapp / ncpl.talentapp.SignUp}:显示java.lang.NullPointerException
05-24 15:57:51.054:E / AndroidRuntime(18016):在android.app.ActivityThread.deliverResults(ActivityThread.java:2821)
05-24 15:57:51.054:E / AndroidRuntime(18016):在android.app.ActivityThread.handleSendResult(ActivityThread.java:2864)
05-24 15:57:51.054:E / AndroidRuntime(18016):在android.app.ActivityThread.access $ 1000(ActivityThread.java:122)
05-24 15:57:51.054:E / AndroidRuntime(18016):在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1057)
05-24 15:57:51.054:E / AndroidRuntime(18016):在android.os.Handler.dispatchMessage(Handler.java:99)
05-24 15:57:51.054:E / AndroidRuntime(18016):在android.os.Looper.loop(Looper.java:132)
05-24 15:57:51.054:E / AndroidRuntime(18016):在android.app.ActivityThread.main(ActivityThread.java:4126)
05-24 15:57:51.054:E / AndroidRuntime(18016):在java.lang.reflect.Method.invokeNative(本机方法)
05-24 15:57:51.054:E / AndroidRuntime(18016):在java.lang.reflect.Method.invoke(Method.java:491)
05-24 15:57:51.054:E / AndroidRuntime(18016):在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:844)
05-24 15:57:51.054:E / AndroidRuntime(18016):在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:602)
05-24 15:57:51.054:E / AndroidRuntime(18016):在dalvik.system.NativeStart.main(本机方法)
05-24 15:57:51.054:E / AndroidRuntime(18016):由:显示java.lang.NullPointerException
从你的日志,它看起来像你试图挑选从Picasa文件夹 DAT =内容的图像://com.android.sec .gallery3d.provider / Picasa中/项目/ 5147009501910019474
,必须将这些不同的处理,因为在 MediaStore.Images.Media.DATA
列数据将为他们空。你可以看到如何正确地在这个环节处理从Picasa挑选图片:
http://dimitar.me/how-to-get-picasa-images-using-the-image-picker-on-android-devices-running-any-os-version/
只有你还需要处理开始的URI的内容://com.sec.android.gallery3d(我认为这对三星S3),以便更改
如果(selectedImage.toString()startsWith(内容://com.google.android.gallery3d。))
到
如果(_selectedImage.toString()startsWith(内容://com.google.android.gallery3d)
|| 。selectedImage.toString()startsWith(内容://com.sec.android.gallery3d))
我不知道是否有任何特殊场合(可能是)。
public void uploadpicture(View view)
{
Intent intent = new Intent();
intent.setType("image/*");
intent.setAction(Intent.ACTION_GET_CONTENT);
startActivityForResult(Intent.createChooser(intent,
"Select Picture"), SELECT_PICTURE);
}
public void onActivityResult(int requestCode, int resultCode, Intent data)
{
if (resultCode == RESULT_OK)
{
if (requestCode == SELECT_PICTURE)
{
Uri selectedImageUri = data.getData();
selectedImagePath = getPath(selectedImageUri);
Toast.makeText(this,selectedImagePath,Toast.LENGTH_SHORT).show();
Log.i("selectedImagePath",selectedImagePath.trim());
}
}
}
I got the this from Log-cat:
05-24 15:57:51.054: E/AndroidRuntime(18016): FATAL EXCEPTION: main
05-24 15:57:51.054: E/AndroidRuntime(18016): java.lang.RuntimeException: Failure delivering result ResultInfo{who=null, request=1, result=-1, data=Intent { dat=content://com.android.sec.gallery3d.provider/picasa/item/5147009501910019474 }} to activity {ncpl.talentapp/ncpl.talentapp.SignUp}: java.lang.NullPointerException
05-24 15:57:51.054: E/AndroidRuntime(18016): at android.app.ActivityThread.deliverResults(ActivityThread.java:2821)
05-24 15:57:51.054: E/AndroidRuntime(18016): at android.app.ActivityThread.handleSendResult(ActivityThread.java:2864)
05-24 15:57:51.054: E/AndroidRuntime(18016): at android.app.ActivityThread.access$1000(ActivityThread.java:122)
05-24 15:57:51.054: E/AndroidRuntime(18016): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1057)
05-24 15:57:51.054: E/AndroidRuntime(18016): at android.os.Handler.dispatchMessage(Handler.java:99)
05-24 15:57:51.054: E/AndroidRuntime(18016): at android.os.Looper.loop(Looper.java:132)
05-24 15:57:51.054: E/AndroidRuntime(18016): at android.app.ActivityThread.main(ActivityThread.java:4126)
05-24 15:57:51.054: E/AndroidRuntime(18016): at java.lang.reflect.Method.invokeNative(Native Method)
05-24 15:57:51.054: E/AndroidRuntime(18016): at java.lang.reflect.Method.invoke(Method.java:491)
05-24 15:57:51.054: E/AndroidRuntime(18016): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:844)
05-24 15:57:51.054: E/AndroidRuntime(18016): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:602)
05-24 15:57:51.054: E/AndroidRuntime(18016): at dalvik.system.NativeStart.main(Native Method)
05-24 15:57:51.054: E/AndroidRuntime(18016): Caused by: java.lang.NullPointerException
From your log it looks like you are trying to pick an image from Picasa folder dat=content://com.android.sec.gallery3d.provider/picasa/item/5147009501910019474
, and these must be handled differently, because data in MediaStore.Images.Media.DATA
column will be null for them.You can see how to handle picking images from Picasa correctly at this link:
Only you also need to handle URIs that start with "content://com.sec.android.gallery3d" (I see this on Samsung S3) so change
if (selectedImage.toString().startsWith("content://com.google.android.gallery3d"))
to
if (_selectedImage.toString().startsWith("content://com.google.android.gallery3d")
|| selectedImage.toString().startsWith("content://com.sec.android.gallery3d"))
I'm not sure if there are any more special cases (probably yes).
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