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POandroid bitmap to Uri not working
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  1. POandroid bitmap to Uri not working
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    copied!<p>Why do I do a simple conversion behavior problems?</p> <p>I originally thought it was a problem I picture file source. Later tests are normal display pictures setimageview. I do not understand why the error occurs here?</p> <pre><code>public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.edit_main); is = this.getResources().openRawResource(R.drawable.smp); BitmapFactory.Options options=new BitmapFactory.Options(); options.inJustDecodeBounds = false; options.inSampleSize = 4; Bitmap btp =BitmapFactory.decodeStream(is,null,options); </code></pre> <p>Switching behavior</p> <pre><code> uri = Uri.parse(MediaStore.Images.Media.insertImage(getContentResolver(),btp, "123","456")); } </code></pre> <p>error code:</p> <pre><code>11-24 20:16:17.682 31134-31134/com.example.cacara E/AndroidRuntime﹕ FATAL EXCEPTION: main java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.cacara/com.example.cacara.sds}: java.lang.NullPointerException: uriString at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2110) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2135) at android.app.ActivityThread.access$700(ActivityThread.java:140) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1237) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:137) at android.app.ActivityThread.main(ActivityThread.java:4921) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:511) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1038) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:805) at dalvik.system.NativeStart.main(Native Method) Caused by: java.lang.NullPointerException: uriString at android.net.Uri$StringUri.&lt;init&gt;(Uri.java:464) at android.net.Uri$StringUri.&lt;init&gt;(Uri.java:454) at android.net.Uri.parse(Uri.java:426) at com.example.cacara.sds.onCreate(sds.java:49) at android.app.Activity.performCreate(Activity.java:5188) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1094) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2074)             at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2135)             at android.app.ActivityThread.access$700(ActivityThread.java:140)             at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1237)             at android.os.Handler.dispatchMessage(Handler.java:99)             at android.os.Looper.loop(Looper.java:137)             at android.app.ActivityThread.main(ActivityThread.java:4921)             at java.lang.reflect.Method.invokeNative(Native Method)             at java.lang.reflect.Method.invoke(Method.java:511)             at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1038)             at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:805)             at dalvik.system.NativeStart.main(Native Method) </code></pre>
 

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