/* * Licensed to Crate under one or more contributor license agreements. * See the NOTICE file distributed with this work for additional * information regarding copyright ownership. Crate licenses this file * to you 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. * * However, if you have executed another commercial license agreement * with Crate these terms will supersede the license and you may use the * software solely pursuant to the terms of the relevant commercial * agreement. */ package io.crate.core.collections; import com.google.common.collect.ImmutableList; import java.util.stream.Collector; public class Collectors { public static <T> Collector<T, ImmutableList.Builder<T>, ImmutableList<T>> toImmutableList() { return Collector.of( ImmutableList.Builder::new, ImmutableList.Builder::add, (b1, b2) -> b1.addAll(b2.build()), ImmutableList.Builder::build ); } }