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