我已经阅读了这篇文章:http://developer.android.com/resources/articles/avoiding-memory-leaks.html。在这篇文章中建议使用具有弱引用的静态内部类。
public class GalleryVideo extends Activity {
private int AUDIO_NO = 1;
...........................
................
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
gallery = (Gallery) findViewById(R.id.examplegallery);
gallery.setAdapter(new AddImgAdp(this));
}
static public class AddImgAdp extends BaseAdapter {
private int GalItemBg;
private Context cont;
private WeakReference<GalleryVideo> mGalleryVideo;
public AddImgAdp(Context c) {
mGalleryVideo = new WeakReference<GalleryVideo>(c);
TypedArray typArray = obtainStyledAttributes(R.styleable.GalleryTheme);
GalItemBg = typArray.getResourceId(R.styleable.GalleryTheme_android_galleryItemBackground, 0);
typArray.recycle();
}
public long getItemId(int position) {
final GalleryVideo galleryVideo = mGalleryVideo.get();
if(galleryVideo == null){
if(galleryVideo.AUDIO_NO==4){
..................
...............
}
}
}
}
}
使用弱引用来定义内部类是正确的方式吗?上述代码是否具有防止内存泄漏的安全性?