Java tutorial
/* * 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 com.facebook.presto.util; import com.google.common.io.Closer; import java.io.Closeable; import static java.util.Objects.requireNonNull; public class PrestoCloseables { private PrestoCloseables() { } public static Closeable combineCloseables(Closeable first, Closeable second) { requireNonNull(first, "first is null"); requireNonNull(second, "second is null"); Closer closer = Closer.create(); closer.register(first); closer.register(second); return closer; } }