| package org.apache.maven.shared.dependency.graph.internal.maven30; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF 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. |
| */ |
| |
| import java.util.Arrays; |
| import java.util.Comparator; |
| import java.util.List; |
| |
| import org.apache.maven.shared.dependency.graph.internal.maven30.ConflictResolver.ConflictContext; |
| import org.apache.maven.shared.dependency.graph.internal.maven30.ConflictResolver.ScopeSelector; |
| import org.sonatype.aether.RepositoryException; |
| |
| /** |
| * A JavaScopeSelector that keeps track of reduced scopes |
| * |
| */ |
| public class VerboseJavaScopeSelector extends ScopeSelector |
| { |
| public static final String REDUCED_SCOPE = "REDUCED_SCOPE"; |
| |
| private final ScopeSelector scopeSelector = new JavaScopeSelector(); |
| |
| @Override |
| public void selectScope( ConflictContext context ) |
| throws RepositoryException |
| { |
| scopeSelector.selectScope( context ); |
| |
| context.getItems().stream() |
| .flatMap( i -> i.getScopes().stream() ) |
| .distinct() |
| .max( new ScopeComparator() ) |
| .filter( s -> s != context.getScope() ) |
| .ifPresent( s -> context.getWinner().getNode().setData( REDUCED_SCOPE, s ) ); |
| } |
| |
| static class ScopeComparator implements Comparator<String> |
| { |
| List<String> orderedScopes = Arrays.asList( "compile", "runtime", "provided", "test" ); |
| |
| @Override |
| public int compare( String lhs, String rhs ) |
| { |
| return orderedScopes.indexOf( rhs ) - orderedScopes.indexOf( lhs ); |
| } |
| } |
| } |