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private static class asyncDownloadImage extends AsyncTask<Object, Integer, Integer>
{
Bitmap _image=null;
@Override
protected Integer doInBackground(Object... params) {
String _url=com.nag.online.utils.objectToString(params[0]);
byte tries=0;
do {
_image = com.nag.online.utils.downloadPicture(_url);
try {Thread.sleep(10);} catch (InterruptedException e) { e.printStackTrace(); }
tries++; if (tries>utils.TRIES) break;
} while (_image==null);
final Bitmap _imagex=_image;
Runnable r = new Runnable() {
public void run() {
ImageViewImage.setImageBitmap(_imagex);
ImageViewImage.setScaleType(ScaleType.CENTER);
ImageViewImage.refreshDrawableState();
}};
handler.post(r);
isReady=true;
return 0;
}
@Override
protected void onPostExecute(Integer result) {
/*if (!_image.isRecycled()) {
_image.recycle();
_image=null;
System.gc();
}*/
System.gc();
}
}
11-10 13:32:07.057:ERROR/dalvikvm(4904):内存:堆大小= 8455KB,分配= 5755KB,位图大小= 7855KB
,或者当我要把它放到我的代码的 “onPostExecute”:
if (!_image.isRecycled()) {
_image.recycle();
_image=null;
System.gc();
}
然后我得到:
11-10 13:40:55.117:电子RROR/AndroidRuntime(4981):java.lang.RuntimeException:画布:试图使用回收的位图[email protected]
这是什么解决方案?
圣地狱这是一团糟。切勿调用System.gc();'。永远永远。其次,'handler.post(r);'。耶稣基督这就是asynctask的用途。在onpostexecute中这样做。 – Falmarri 2010-11-10 19:56:43