Java Android Switch语句崩溃
我在android java文件中创建了一个switch语句,该开关将根据相应的“评级”将一个可绘制文件设置为imageView。当它运行时,它崩溃并说内存不足,但是我已经分配了3000mb的虚拟设备,代码运行正常,直到我输入一个值让交换机进行比较 调试器错误消息Java Android Switch语句崩溃,java,android,debugging,switch-statement,Java,Android,Debugging,Switch Statement,我在android java文件中创建了一个switch语句,该开关将根据相应的“评级”将一个可绘制文件设置为imageView。当它运行时,它崩溃并说内存不足,但是我已经分配了3000mb的虚拟设备,代码运行正常,直到我输入一个值让交换机进行比较 调试器错误消息 1752-1752/com.cs13ppz.virtualgallery E/AndroidRuntime﹕ FATAL EXCEPTION: main Process: com.cs13ppz.virtualgallery,
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)
开关语句
ImageView ratingBar=(ImageView)findViewById(R.id.ratingBar);
内部评级=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;
}
顺便说一句,分配给每个案例的所有图像都非常小,每个只有15kb左右。我还想知道是否有更简单的方法来实现这一点?问题与
开关本身无关,由于图像的大小,内存不足。Android进程拥有操作系统(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
答案显示了某些设备的堆大小。我认为这不是问题所在,但在条件0、1和2之后没有任何中断是有原因的吗?你真的需要它们,否则代码将“失效”。我现在确实需要,我刚刚编辑了代码,忘记了重新添加它们。实际上,每个图像只有20kb,即使我删除所有其他案例并尝试使用一个案例,它仍然失败。我看了一下链接,并尝试了安卓:setheapsize(更大)的东西,但仍然不起作用