Java tutorial
/* * Copyright (C) 2015 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package ch.ccapps.android.zeneggen.fragment; import android.os.Bundle; import android.support.annotation.NonNull; import android.support.annotation.Nullable; import android.support.v4.app.Fragment; import android.support.v7.widget.RecyclerView; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import java.util.ArrayList; import java.util.List; import java.util.Random; import ch.ccapps.android.zeneggen.R; public class EventsFragment extends Fragment { @Nullable @Override public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { RecyclerView rv = (RecyclerView) inflater.inflate(R.layout.fragment_events, container, false); //setupRecyclerView(rv); return rv; } @NonNull private List<String> getRandomSublist(@NonNull String[] array, int amount) { ArrayList<String> list = new ArrayList<>(amount); Random random = new Random(); while (list.size() < amount) { list.add(array[random.nextInt(array.length)]); } return list; } }