What the appropriate replacer of deprecated " managedQuery"?

Question

Android documentation said: This method was deprecated in API level 11.

This is code:

class GridViewActivity_ extends     Activity
  {
    @Override
    protected void onCreate(Bundle  savedInstanceState)
    {
        super.onCreate(savedInstanceState);
    setContentView(R.layout.gridview);

    GridView gv = (GridView)findViewById(R.id.gridview);

    Cursor c = managedQuery(Contacts.CONTENT_URI, 
            null, null, null, Contacts.DISPLAY_NAME);

    String[] cols = new String[]{Contacts.DISPLAY_NAME};
    int[]   views = new int[]   {android.R.id.text1};

    SimpleCursorAdapter adapter = new SimpleCursorAdapter(this,
            android.R.layout.simple_list_item_1,
            c, cols, views);
    gv.setAdapter(adapter);
}
 }

How replace this code , not deprecated code?

For activity, not fragment...

cursor loader http://developer.android.com/reference/android/content/CursorLoader.html — Mohd Mufiz, Sep 30 '14 at 12:26

score 20 · Answer 1 · edited May 23 '17 at 12:02

20

You can see this link : Deprecated ManagedQuery() issue

Cursor cursor = getContentResolver().query(contentUri, null, null, null, Contacts.DISPLAY_NAME);

edited May 23 '17 at 12:02

Community

1
1

answered Sep 30 '14 at 12:33

Harsh Parikh

3,845
3
14
14

1

Just a thing to note. This requires 4 parameters, managedQuery required only 3. I had been ignoring one of the null ! – Sanyam Jain May 14 '16 at 09:44

score 3 · Accepted Answer · edited Aug 05 '15 at 09:45

According to this great tutorial :

public class GridViewActivity extends FragmentActivity implements LoaderManager.LoaderCallbacks<Cursor>
{
    private SimpleCursorAdapter mAdapter;

    @Override
public Loader<Cursor> onCreateLoader(int p1, Bundle p2)
{
    return new CursorLoader(this, Contacts.CONTENT_URI, null, null, null, Contacts.DISPLAY_NAME);
}

@Override
public void onLoadFinished(Loader<Cursor> p1, Cursor cursor)
{
    mAdapter.swapCursor(cursor);
}

@Override
public void onLoaderReset(Loader<Cursor> cursor)
{
    mAdapter.swapCursor(null);
}


@Override
protected void onCreate(Bundle savedInstanceState)
{
    // TODO: Implement this method
    super.onCreate(savedInstanceState);
    setContentView(R.layout.gridview);      
    GridView gv = (GridView)findViewById(R.id.gridview);
    String[] cols = new String[]{Contacts.DISPLAY_NAME};
    int[] views = new int[]{android.R.id.text1};
    mAdapter = new SimpleCursorAdapter(this, android.R.layout.simple_list_item_1, null, cols,views, 0);
    gv.setAdapter(mAdapter);
    getSupportLoaderManager().initLoader(0, null, this);
}

}

Seems getSupportLoaderManager is also deprecated (IDE says so). How come? What should be used instead? — android developer, Jun 30 '18 at 17:42

What the appropriate replacer of deprecated " managedQuery"?

2 Answers2

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