पुराने सिस्टम के साथ काम करता है

override fun onOptionsItemSelected(item: MenuItem): Boolean {
    return when (item.itemId) {
        R.id.search -> {
            onSearchRequested()
            true
        }
        else -> false
    }
}

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case R.id.search:
            onSearchRequested();
            return true;
        default:
            return false;
    }
}

override fun onCreateOptionsMenu(menu: Menu): Boolean {

    menuInflater.inflate(R.menu.options_menu, menu)

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        val searchManager = getSystemService(Context.SEARCH_SERVICE) as SearchManager
        (menu.findItem(R.id.search).actionView as SearchView).apply {
            setSearchableInfo(searchManager.getSearchableInfo(componentName))
            setIconifiedByDefault(false)
        }
    }
    return true
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {

    MenuInflater inflater = getMenuInflater();
    inflater.inflate(R.menu.options_menu, menu);

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        SearchManager searchManager =
                (SearchManager) getSystemService(Context.SEARCH_SERVICE);
        SearchView searchView =
                (SearchView) menu.findItem(R.id.search).getActionView();
        searchView.setSearchableInfo(
                searchManager.getSearchableInfo(getComponentName()));
        searchView.setIconifiedByDefault(false);
    }
    return true;
}