protected List<File> getImplicitClasspathRoots(@NotNull Module module) {
final List<File> toExclude = new ArrayList<File>();
VirtualFile sdkRoot = getSdkRoot(module);
if (sdkRoot != null) toExclude.add(VfsUtil.virtualToIoFile(sdkRoot));
ContainerUtil.addIfNotNull(getCommonPluginsDir(module), toExclude);
final VirtualFile appRoot = findAppRoot(module);
if (appRoot != null) {
VirtualFile pluginDir = appRoot.findChild(MvcModuleStructureUtil.PLUGINS_DIRECTORY);
if (pluginDir != null) toExclude.add(VfsUtil.virtualToIoFile(pluginDir));
VirtualFile libDir = appRoot.findChild("lib");
if (libDir != null) toExclude.add(VfsUtil.virtualToIoFile(libDir));
}
final Library library = MvcModuleStructureUtil.findUserLibrary(module, getUserLibraryName());
if (library != null) {
for (VirtualFile file : library.getFiles(OrderRootType.CLASSES)) {
toExclude.add(VfsUtil.virtualToIoFile(PathUtil.getLocalFile(file)));
}
}
return toExclude;
}
