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.project;
20
21 import java.util.List;
22 import org.eclipse.aether.graph.Dependency;
23 import org.eclipse.aether.graph.DependencyNode;
24
25 /**
26 * The result of a project dependency resolution.
27 *
28 * @author Benjamin Bentmann
29 */
30 public interface DependencyResolutionResult {
31
32 /**
33 * Gets the dependency graph of the project.
34 *
35 * @return The dependency graph or {@code null} if not available.
36 */
37 DependencyNode getDependencyGraph();
38
39 /**
40 * Gets the transitive dependencies of the project that were not excluded by
41 * {@link DependencyResolutionRequest#getResolutionFilter()}. This list is a union of the results from
42 * {@link #getResolvedDependencies()} and {@link #getUnresolvedDependencies()}.
43 *
44 * @return The transitive dependencies, never {@code null}.
45 */
46 List<Dependency> getDependencies();
47
48 /**
49 * Gets the dependencies that were successfully resolved.
50 *
51 * @return The resolved dependencies, never {@code null}.
52 */
53 List<Dependency> getResolvedDependencies();
54
55 /**
56 * Gets the dependencies that could not be resolved.
57 *
58 * @return The unresolved dependencies, never {@code null}.
59 */
60 List<Dependency> getUnresolvedDependencies();
61
62 /**
63 * Gets the errors that occurred while building the dependency graph.
64 *
65 * @return The errors that occurred while building the dependency graph, never {@code null}.
66 */
67 List<Exception> getCollectionErrors();
68
69 /**
70 * Gets the errors that occurred while resolving the specified dependency.
71 *
72 * @param dependency The dependency for which to retrieve the errors, must not be {@code null}.
73 * @return The resolution errors for the specified dependency, never {@code null}.
74 */
75 List<Exception> getResolutionErrors(Dependency dependency);
76 }