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
23 import org.eclipse.aether.graph.Dependency;
24 import org.eclipse.aether.graph.DependencyNode;
25
26 /**
27 * The result of a project dependency resolution.
28 *
29 * @author Benjamin Bentmann
30 */
31 public interface DependencyResolutionResult {
32
33 /**
34 * Gets the dependency graph of the project.
35 *
36 * @return The dependency graph or {@code null} if not available.
37 */
38 DependencyNode getDependencyGraph();
39
40 /**
41 * Gets the transitive dependencies of the project that were not excluded by
42 * {@link DependencyResolutionRequest#getResolutionFilter()}. This list is a union of the results from
43 * {@link #getResolvedDependencies()} and {@link #getUnresolvedDependencies()}.
44 *
45 * @return The transitive dependencies, never {@code null}.
46 */
47 List<Dependency> getDependencies();
48
49 /**
50 * Gets the dependencies that were successfully resolved.
51 *
52 * @return The resolved dependencies, never {@code null}.
53 */
54 List<Dependency> getResolvedDependencies();
55
56 /**
57 * Gets the dependencies that could not be resolved.
58 *
59 * @return The unresolved dependencies, never {@code null}.
60 */
61 List<Dependency> getUnresolvedDependencies();
62
63 /**
64 * Gets the errors that occurred while building the dependency graph.
65 *
66 * @return The errors that occurred while building the dependency graph, never {@code null}.
67 */
68 List<Exception> getCollectionErrors();
69
70 /**
71 * Gets the errors that occurred while resolving the specified dependency.
72 *
73 * @param dependency The dependency for which to retrieve the errors, must not be {@code null}.
74 * @return The resolution errors for the specified dependency, never {@code null}.
75 */
76 List<Exception> getResolutionErrors(Dependency dependency);
77 }