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我的应用程序中有内存泄漏问题。 我正在与2个片段测试它在女巫中的第一个予创建一个大变量(ArrayList的ARR =新的ArrayList(10000000)),以查看是否存储将在改变片段空(第二个是空的) ,但不幸的是,这并没有发生。Android片段内存泄漏
活动是一个ActionBarActivity和当我改变片段我除去(片段)和popbackstack,但存储器增加每次我改变时间。
请帮我!!!!
这里下面我发布一些代码:活动是ActionBarActivity,它有一个侧面菜单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;
}
}
这里的记忆一些屏幕
构成一些代码和日志,以便我们可以看到发生了什么。 – cyroxis
完成。我已经发布了内存的代码和屏幕截图。 – Alex
如果多次更改片段,会发生什么情况?垃圾收集器是否有可能尚未触发? – cyroxis