001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.geometry.core.partitioning; 018 019import java.util.stream.Stream; 020 021import org.apache.commons.geometry.core.Point; 022 023/** Interface representing an object that can produce region boundaries as a stream 024 * of hyperplane convex subsets. 025 * @param <C> Hyperplane convex subset implementation type 026 */ 027@FunctionalInterface 028public interface BoundarySource<C extends HyperplaneConvexSubset<? extends Point<?>>> { 029 030 /** Return a stream containing the boundaries for this instance. 031 * @return a stream containing the boundaries for this instance 032 */ 033 Stream<C> boundaryStream(); 034}