Error: searchItem.getActionView() returns null object










0















I'm reviving an old application I used to develop and I encouter a few problems.
The current one I'm facing is:



java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.SearchView.setOnQueryTextFocusChangeListener(android.view.View$OnFocusChangeListener)' on a null object reference


Ofcourse, this happens because a previos call to getActionView() returns null.
I've tried to update the dependencies, but nothing worked.



This is the code I try to run:



@Override
public boolean onCreateOptionsMenu(Menu menu)
getMenuInflater().inflate(R.menu.main, menu);

final MenuItem searchItem = menu.findItem(R.id.search);
et = (SearchView) searchItem.getActionView();
et.setOnQueryTextFocusChangeListener(new View.OnFocusChangeListener()

@Override
public void onFocusChange(View v, boolean hasFocus)
// TODO Auto-generated method stub
if (hasFocus)


);
et.setOnQueryTextListener(new SearchView.OnQueryTextListener()
@Override
public boolean onQueryTextChange(String newText)
expListAdapter.getFilter().filter(newText);
cmAdapter.getFilter().filter(newText);
allAdapter.getFilter().filter(newText);
playlistAdapter.getFilter().filter(newText);
return false;


@Override
public boolean onQueryTextSubmit(String query)
return false;

);
return true;



<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto" >

<item android:title="Shuffle All"
android:icon="@drawable/ic_action_shuffle"
android:id="@+id/shuffle"
android:orderInCategory="2"
app:showAsAction="always" />

<item android:id="@+id/search"
android:title="@string/search_hint"
android:icon="@drawable/ic_action_search"
android:orderInCategory="1"
app:showAsAction="collapseActionView|always"
app:actionViewClass="android.support.v7.widget.SearchView" />
</menu>









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    0















    I'm reviving an old application I used to develop and I encouter a few problems.
    The current one I'm facing is:



    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.SearchView.setOnQueryTextFocusChangeListener(android.view.View$OnFocusChangeListener)' on a null object reference


    Ofcourse, this happens because a previos call to getActionView() returns null.
    I've tried to update the dependencies, but nothing worked.



    This is the code I try to run:



    @Override
    public boolean onCreateOptionsMenu(Menu menu)
    getMenuInflater().inflate(R.menu.main, menu);

    final MenuItem searchItem = menu.findItem(R.id.search);
    et = (SearchView) searchItem.getActionView();
    et.setOnQueryTextFocusChangeListener(new View.OnFocusChangeListener()

    @Override
    public void onFocusChange(View v, boolean hasFocus)
    // TODO Auto-generated method stub
    if (hasFocus)


    );
    et.setOnQueryTextListener(new SearchView.OnQueryTextListener()
    @Override
    public boolean onQueryTextChange(String newText)
    expListAdapter.getFilter().filter(newText);
    cmAdapter.getFilter().filter(newText);
    allAdapter.getFilter().filter(newText);
    playlistAdapter.getFilter().filter(newText);
    return false;


    @Override
    public boolean onQueryTextSubmit(String query)
    return false;

    );
    return true;



    <?xml version="1.0" encoding="utf-8"?>
    <menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto" >

    <item android:title="Shuffle All"
    android:icon="@drawable/ic_action_shuffle"
    android:id="@+id/shuffle"
    android:orderInCategory="2"
    app:showAsAction="always" />

    <item android:id="@+id/search"
    android:title="@string/search_hint"
    android:icon="@drawable/ic_action_search"
    android:orderInCategory="1"
    app:showAsAction="collapseActionView|always"
    app:actionViewClass="android.support.v7.widget.SearchView" />
    </menu>









    share|improve this question
























      0












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      0








      I'm reviving an old application I used to develop and I encouter a few problems.
      The current one I'm facing is:



      java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.SearchView.setOnQueryTextFocusChangeListener(android.view.View$OnFocusChangeListener)' on a null object reference


      Ofcourse, this happens because a previos call to getActionView() returns null.
      I've tried to update the dependencies, but nothing worked.



      This is the code I try to run:



      @Override
      public boolean onCreateOptionsMenu(Menu menu)
      getMenuInflater().inflate(R.menu.main, menu);

      final MenuItem searchItem = menu.findItem(R.id.search);
      et = (SearchView) searchItem.getActionView();
      et.setOnQueryTextFocusChangeListener(new View.OnFocusChangeListener()

      @Override
      public void onFocusChange(View v, boolean hasFocus)
      // TODO Auto-generated method stub
      if (hasFocus)


      );
      et.setOnQueryTextListener(new SearchView.OnQueryTextListener()
      @Override
      public boolean onQueryTextChange(String newText)
      expListAdapter.getFilter().filter(newText);
      cmAdapter.getFilter().filter(newText);
      allAdapter.getFilter().filter(newText);
      playlistAdapter.getFilter().filter(newText);
      return false;


      @Override
      public boolean onQueryTextSubmit(String query)
      return false;

      );
      return true;



      <?xml version="1.0" encoding="utf-8"?>
      <menu xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:app="http://schemas.android.com/apk/res-auto" >

      <item android:title="Shuffle All"
      android:icon="@drawable/ic_action_shuffle"
      android:id="@+id/shuffle"
      android:orderInCategory="2"
      app:showAsAction="always" />

      <item android:id="@+id/search"
      android:title="@string/search_hint"
      android:icon="@drawable/ic_action_search"
      android:orderInCategory="1"
      app:showAsAction="collapseActionView|always"
      app:actionViewClass="android.support.v7.widget.SearchView" />
      </menu>









      share|improve this question














      I'm reviving an old application I used to develop and I encouter a few problems.
      The current one I'm facing is:



      java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.SearchView.setOnQueryTextFocusChangeListener(android.view.View$OnFocusChangeListener)' on a null object reference


      Ofcourse, this happens because a previos call to getActionView() returns null.
      I've tried to update the dependencies, but nothing worked.



      This is the code I try to run:



      @Override
      public boolean onCreateOptionsMenu(Menu menu)
      getMenuInflater().inflate(R.menu.main, menu);

      final MenuItem searchItem = menu.findItem(R.id.search);
      et = (SearchView) searchItem.getActionView();
      et.setOnQueryTextFocusChangeListener(new View.OnFocusChangeListener()

      @Override
      public void onFocusChange(View v, boolean hasFocus)
      // TODO Auto-generated method stub
      if (hasFocus)


      );
      et.setOnQueryTextListener(new SearchView.OnQueryTextListener()
      @Override
      public boolean onQueryTextChange(String newText)
      expListAdapter.getFilter().filter(newText);
      cmAdapter.getFilter().filter(newText);
      allAdapter.getFilter().filter(newText);
      playlistAdapter.getFilter().filter(newText);
      return false;


      @Override
      public boolean onQueryTextSubmit(String query)
      return false;

      );
      return true;



      <?xml version="1.0" encoding="utf-8"?>
      <menu xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:app="http://schemas.android.com/apk/res-auto" >

      <item android:title="Shuffle All"
      android:icon="@drawable/ic_action_shuffle"
      android:id="@+id/shuffle"
      android:orderInCategory="2"
      app:showAsAction="always" />

      <item android:id="@+id/search"
      android:title="@string/search_hint"
      android:icon="@drawable/ic_action_search"
      android:orderInCategory="1"
      app:showAsAction="collapseActionView|always"
      app:actionViewClass="android.support.v7.widget.SearchView" />
      </menu>






      android android-widget searchview






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      asked Nov 12 '18 at 20:17









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