1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19 package org.apache.maven.project.collector;
20
21 import java.io.File;
22 import java.util.ArrayList;
23 import java.util.List;
24 import javax.inject.Inject;
25 import javax.inject.Named;
26 import javax.inject.Singleton;
27 import org.apache.maven.execution.MavenExecutionRequest;
28 import org.apache.maven.model.building.ModelProblem;
29 import org.apache.maven.model.building.ModelProblemUtils;
30 import org.apache.maven.project.MavenProject;
31 import org.apache.maven.project.ProjectBuilder;
32 import org.apache.maven.project.ProjectBuildingException;
33 import org.apache.maven.project.ProjectBuildingRequest;
34 import org.apache.maven.project.ProjectBuildingResult;
35 import org.codehaus.plexus.util.StringUtils;
36 import org.slf4j.Logger;
37 import org.slf4j.LoggerFactory;
38
39
40
41
42 @Named
43 @Singleton
44 public class DefaultProjectsSelector implements ProjectsSelector {
45 private static final Logger LOGGER = LoggerFactory.getLogger(DefaultProjectsSelector.class);
46 private final ProjectBuilder projectBuilder;
47
48 @Inject
49 public DefaultProjectsSelector(ProjectBuilder projectBuilder) {
50 this.projectBuilder = projectBuilder;
51 }
52
53 @Override
54 public List<MavenProject> selectProjects(List<File> files, MavenExecutionRequest request)
55 throws ProjectBuildingException {
56 ProjectBuildingRequest projectBuildingRequest = request.getProjectBuildingRequest();
57
58 boolean hasProjectSelection = !request.getProjectActivation().isEmpty();
59 boolean isRecursive = hasProjectSelection || request.isRecursive();
60 List<ProjectBuildingResult> results = projectBuilder.build(files, isRecursive, projectBuildingRequest);
61
62 List<MavenProject> projects = new ArrayList<>(results.size());
63
64 boolean problems = false;
65
66 for (ProjectBuildingResult result : results) {
67 projects.add(result.getProject());
68
69 if (!result.getProblems().isEmpty() && LOGGER.isWarnEnabled()) {
70 LOGGER.warn("");
71 LOGGER.warn(
72 "Some problems were encountered while building the effective model for '{}'",
73 result.getProject().getId());
74
75 for (ModelProblem problem : result.getProblems()) {
76 String loc = ModelProblemUtils.formatLocation(problem, result.getProjectId());
77 LOGGER.warn("{}{}", problem.getMessage(), (StringUtils.isNotEmpty(loc) ? " @ " + loc : ""));
78 }
79
80 problems = true;
81 }
82 }
83
84 if (problems) {
85 LOGGER.warn("");
86 LOGGER.warn("It is highly recommended to fix these problems"
87 + " because they threaten the stability of your build.");
88 LOGGER.warn("");
89 LOGGER.warn("For this reason, future Maven versions might no"
90 + " longer support building such malformed projects.");
91 LOGGER.warn("");
92 }
93
94 return projects;
95 }
96 }