1 package org.apache.maven.model.inheritance; 2 3 /* 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 22 import org.apache.maven.model.Model; 23 import org.apache.maven.model.building.ModelBuildingRequest; 24 import org.apache.maven.model.building.ModelProblemCollector; 25 26 /** 27 * Handles inheritance of model values. 28 * 29 * @author Benjamin Bentmann 30 */ 31 public interface InheritanceAssembler 32 { 33 34 /** 35 * Merges values from the specified parent model into the given child model. Implementations are expected to keep 36 * parent and child completely decoupled by injecting deep copies of objects into the child rather than the original 37 * objects from the parent. 38 * 39 * @param child The child model into which to merge the values inherited from the parent, must not be 40 * <code>null</code>. 41 * @param parent The (read-only) parent model from which to inherit the values, may be <code>null</code>. 42 * @param request The model building request that holds further settings, must not be {@code null}. 43 * @param problems The container used to collect problems that were encountered, must not be {@code null}. 44 */ 45 void assembleModelInheritance( Model child, Model parent, ModelBuildingRequest request, 46 ModelProblemCollector problems ); 47 48 }