[英]Android Switch Statement Crashing
我在android java文件中创建了一个switch语句,该开关将根据相应的“等级”将可绘制文件设置为imageView。 当它运行时崩溃,并说它用完了内存,但是我为虚拟设备分配了3000mb,并且代码运行良好,直到我输入了要比较的开关的值
调试器错误消息
1752-1752/com.cs13ppz.virtualgallery E/AndroidRuntime﹕ FATAL EXCEPTION: main
Process: com.cs13ppz.virtualgallery, PID: 1752
java.lang.OutOfMemoryError
at android.graphics.BitmapFactory.nativeDecodeAsset(Native Method)
at android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:594)
at android.graphics.BitmapFactory.decodeResourceStream(BitmapFactory.java:429)
at android.graphics.drawable.Drawable.createFromResourceStream(Drawable.java:840)
at android.content.res.Resources.loadDrawable(Resources.java:2110)
at android.content.res.Resources.getDrawable(Resources.java:700)
at android.widget.ImageView.resolveUri(ImageView.java:638)
at android.widget.ImageView.setImageResource(ImageView.java:367)
at com.cs13ppz.virtualgallery.ArtworkLibrary.ratingBar(ArtworkLibrary.java:55)
at com.cs13ppz.virtualgallery.ArtworkLibrary.onCreate(ArtworkLibrary.java:18)
at android.app.Activity.performCreate(Activity.java:5231)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2148)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2233)
at android.app.ActivityThread.access$800(ActivityThread.java:135)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5001)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601)
at dalvik.system.NativeStart.main(Native Method)
切换语句 ImageView ratingBar =(ImageView)findViewById(R.id.ratingbar); int等级= 5;
switch(rating){
case 0: {
ratingBar.setImageResource(R.drawable.star0);
}
case 1: {
ratingBar.setImageResource(R.drawable.star05);
}
case 2: {
ratingBar.setImageResource(R.drawable.star1);
}
case 3:
ratingBar.setImageResource(R.drawable.star15);
break;
case 4:
ratingBar.setImageResource(R.drawable.star2);
break;
case 5:
ratingBar.setImageResource(R.drawable.star25);
break;
case 6:
ratingBar.setImageResource(R.drawable.star3);
break;
case 7:
ratingBar.setImageResource(R.drawable.star35);
break;
case 8:
ratingBar.setImageResource(R.drawable.star4);
break;
case 9:
ratingBar.setImageResource(R.drawable.star45);
break;
case 10:
ratingBar.setImageResource(R.drawable.star5);
break;
}
顺便说一下,分配给每种情况的所有图像都非常小,每个图像仅约15kb。 我还想知道是否会有更简单的方法来实现这一目标?
该问题与switch
本身无关,由于图像的大小,您的内存不足。 Android进程具有由操作系统(堆)分配给它们的最大内存量。 此内存与设备的存储空间无关。
此答案显示某些设备的堆大小。
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