public static List<MavenImporter> getSuitableImporters(MavenProject p) {
List<MavenImporter> result = null;
Set<ModuleType> moduleTypes = null;
for (MavenImporter importer : EXTENSION_POINT_NAME.getExtensions()) {
if (importer.isApplicable(p)) {
if (result == null) {
result = new ArrayList<MavenImporter>();
moduleTypes = new THashSet<ModuleType>();
}
result.add(importer);
moduleTypes.add(importer.getModuleType());
}
}
if (result == null) {
return Collections.emptyList();
}
if (moduleTypes.size() <= 1) {
return result;
}
// This code is reached when several importers say that they are applicable but they want to
// have different module types.
// Now we select one module type and return only those importers that are ok with it.
// If possible - return at least one importer that explicitly supports packaging of the given
// maven project.
ModuleType moduleType = result.get(0).getModuleType();
List<String> supportedPackagings = new ArrayList<String>();
for (MavenImporter importer : result) {
supportedPackagings.clear();
importer.getSupportedPackagings(supportedPackagings);
if (supportedPackagings.contains(p.getPackaging())) {
moduleType = importer.getModuleType();
break;
}
}
final ModuleType finalModuleType = moduleType;
return ContainerUtil.filter(
result,
new Condition<MavenImporter>() {
public boolean value(final MavenImporter importer) {
return importer.getModuleType() == finalModuleType;
}
});
}
