Calabash verify list size

AssertListSizeAction.java

package sh.calaba.instrumentationbackend.actions.list;


import android.widget.ListView;
import sh.calaba.instrumentationbackend.InstrumentationBackend;
import sh.calaba.instrumentationbackend.Result;
import sh.calaba.instrumentationbackend.actions.Action;

import java.lang.Integer;
import java.lang.String;
import java.util.List;

public class AssertListSizeAction implements Action {

    @Override
    public Result execute(String... args) {
        String listName = args[0];
        int listSize = Integer.parseInt(args[1]);

        List<ListView> listViews = InstrumentationBackend.solo.getCurrentListViews();
        for (ListView listView : listViews) {
            if(listName.equals(listView.getContentDescription())) {
                int actualRowCount = listView.getAdapter().getCount();
                if(actualRowCount == listSize) {
                    return Result.successResult();
                } else {
                    return new Result(false, String.format("Wanted to find %d rows, but found %d", listSize, actualRowCount));
                }
            }
        }
        return new Result(false, String.format("Could not find '%s' list", listName));
    }

    @Override
    public String key() {
        return "assert_list_size";
    }
}

list_actions.rb

Then /^the "([^\"]*)" list contains (\d+)/ do |list_name, count|
    performAction('assert_list_size', list_name, count)
end