48 lines
1.4 KiB
Java
48 lines
1.4 KiB
Java
/*
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* Twidere - Twitter client for Android
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*
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* Copyright (C) 2012-2015 Mariotaku Lee <mariotaku.lee@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.mariotaku.twidere.util;
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import android.support.annotation.NonNull;
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import android.support.annotation.Nullable;
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import java.util.Collections;
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import java.util.List;
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/**
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* Created by mariotaku on 15/11/25.
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*/
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public class Nullables {
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private Nullables() {
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}
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@NonNull
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public static <T> List<T> list(@Nullable List<T> list) {
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if (list == null) return Collections.emptyList();
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return list;
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}
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@NonNull
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public static <T> T assertNonNull(@Nullable T object) {
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if (object == null) throw new NullPointerException();
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return object;
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}
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}
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