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我的應用程序中有內存泄漏問題。 我正在與2個片段測試它在女巫中的第一個予創建一個大變量(ArrayList的ARR =新的ArrayList(10000000)),以查看是否存儲將在改變片段空(第二個是空的) ,但不幸的是,這並沒有發生。Android片段內存泄漏
活動是一個ActionBarActivity和當我改變片段我除去(片段)和popbackstack,但存儲器增加每次我改變時間。
請幫我!!!!
這裏下面我發佈一些代碼:活動是ActionBarActivity,它有一個側面菜單NavigationDrawer:
public class MainActivity extends ActionBarActivity implements NavigationDrawerCallbacks {
private Toolbar mToolbar;
private NavigationDrawerFragment mNavigationDrawerFragment;
private DrawerLayout mDrawerLayout;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mToolbar = (Toolbar) findViewById(R.id.toolbar_actionbar);
mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer);
setSupportActionBar(mToolbar);
mNavigationDrawerFragment = (NavigationDrawerFragment) getFragmentManager().findFragmentById(R.id.fragment_drawer);
mNavigationDrawerFragment.setup(R.id.fragment_drawer, (DrawerLayout) findViewById(R.id.drawer), mToolbar);
setActionBarMenu(true);
selectItem(1);
}
private void selectItem(int position) {
final FragmentManager fm = getSupportFragmentManager();
FragmentTransaction ft = fm.beginTransaction();
for (int i = 0; i < fm.getBackStackEntryCount(); ++i) {
ft.remove(fm.findFragmentByTag(fm.getFragments().get(fm.getBackStackEntryCount() - 1).getTag()));
fm.popBackStack();
}
switch (position) {
case 0:
break;
case 1:
onChangeFragment(new UsersCheckInFragment(), false);
case 2:
etc...
}
ft.commit();
}
@Override
public void onNavigationDrawerItemSelected(int position) {
selectItem(position);
}
public void onChangeFragment(Fragment fragment, boolean addToBackStack) {
FragmentTransaction ft = getSupportFragmentManager().beginTransaction().replace(R.id.container, fragment, ((Object) fragment).getClass().getSimpleName());
if (addToBackStack)
ft.addToBackStack("");
ft.commit();
}
}
和碎片:
public class UsersFragment extends Fragment {
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
final View view = inflater.inflate(R.layout.fragment_users, container, false);
mainActivity = (MainActivity) getActivity();
ArrayList<Integer> arr = new ArrayList<Integer>(10000000);
return view;
}
}
這裏的記憶一些屏幕
構成一些代碼和日誌,以便我們可以看到發生了什麼。 – cyroxis
完成。我已經發布了內存的代碼和屏幕截圖。 – Alex
如果多次更改片段,會發生什麼情況?垃圾收集器是否有可能尚未觸發? – cyroxis