@Override
public MavenSession reloadReactor(MavenProject rootProject, MavenSession oldSession)
throws ReactorReloadException {
List<MavenProject> reactorProjects = new ArrayList<MavenProject>();
List<File> pomFiles = newArrayList(rootProject.getFile());
try {
MavenProject project = null;
// try maven3 first
try {
if (rootProject.getFile().exists() && rootProject.getFile().canRead()) {
Method getRequestMethod = oldSession.getClass().getMethod("getRequest");
Object mavenExecutionRequest = getRequestMethod.invoke(oldSession);
Method getProjectBuildingRequest =
mavenExecutionRequest.getClass().getMethod("getProjectBuildingRequest");
Object pbr = getProjectBuildingRequest.invoke(mavenExecutionRequest);
Object pb = oldSession.getContainer().lookup("org.apache.maven.project.ProjectBuilder");
Class requestClass = Class.forName("org.apache.maven.project.ProjectBuildingRequest");
Method buildMethod =
pb.getClass().getMethod("build", List.class, boolean.class, requestClass);
List results = (List) buildMethod.invoke(pb, pomFiles, true, pbr);
for (Object result : results) {
Method getProjectMethod = result.getClass().getMethod("getProject");
getProjectMethod.setAccessible(true);
project = (MavenProject) getProjectMethod.invoke(result);
project.setActiveProfiles(rootProject.getActiveProfiles());
reactorProjects.add(project);
}
}
} catch (Exception e) {
// MJF-112: Check that the exception is a result of not having Maven 3
// installed, or a genuine project configuration error
try {
oldSession.getClass().getMethod("getProjectBuilderConfiguration");
} catch (NoSuchMethodException e1) {
// There is no Maven 2 environment, just report the error
throw e;
}
Stack<File> projectFiles = new Stack<File>();
projectFiles.push(rootProject.getFile());
while (!projectFiles.isEmpty()) {
File file = (File) projectFiles.pop();
if (!file.exists() || !file.canRead()) {
continue;
}
// Fallback to Maven 2 API
project = projectBuilder.build(file, oldSession.getProjectBuilderConfiguration());
project.setActiveProfiles(rootProject.getActiveProfiles());
List<String> moduleNames = project.getModules();
for (String moduleName : moduleNames) {
// if moduleName is a file treat as explicitly defined pom.xml
File baseFile = new File(file.getParentFile(), moduleName);
if (baseFile.isFile()) {
projectFiles.push(baseFile);
} else {
projectFiles.push(new File(baseFile, File.separator + "pom.xml"));
}
}
reactorProjects.add(project);
}
}
ReactorManager reactorManager = new ReactorManager(reactorProjects);
MavenSession newSession =
new MavenSession(
oldSession.getContainer(),
oldSession.getSettings(),
oldSession.getLocalRepository(),
oldSession.getEventDispatcher(),
reactorManager,
oldSession.getGoals(),
oldSession.getExecutionRootDirectory(),
oldSession.getExecutionProperties(),
oldSession.getUserProperties(),
oldSession.getStartTime());
// in case of maven 3
try {
Method setProjectsMethod = newSession.getClass().getMethod("setProjects", List.class);
setProjectsMethod.invoke(newSession, reactorManager.getSortedProjects());
} catch (Exception ignore) {
// ignore
}
return newSession;
} catch (Exception e) {
throw new ReactorReloadException("Error reloading Maven reactor projects", e);
}
}
