private void syncExistingAndRemoveObsolete( @NotNull IdeModifiableModelsProvider modelsProvider, @NotNull Map<Set<String>, LibraryDependencyData> moduleLibrariesToImport, @NotNull Map<String, LibraryDependencyData> projectLibrariesToImport, @NotNull Set<LibraryDependencyData> toImport, @NotNull Map<OrderEntry, OrderAware> orderEntryDataMap, @NotNull ModifiableRootModel moduleRootModel, boolean hasUnresolvedLibraries) { for (OrderEntry entry : moduleRootModel.getOrderEntries()) { if (entry instanceof ModuleLibraryOrderEntryImpl) { ModuleLibraryOrderEntryImpl moduleLibraryOrderEntry = (ModuleLibraryOrderEntryImpl) entry; Library library = moduleLibraryOrderEntry.getLibrary(); if (library == null) { LOG.warn( "Skipping module-level library entry because it doesn't have backing Library object. Entry: " + entry); continue; } final VirtualFile[] libraryFiles = library.getFiles(OrderRootType.CLASSES); final Set<String> moduleLibraryKey = ContainerUtilRt.newHashSet(libraryFiles.length); for (VirtualFile file : libraryFiles) { moduleLibraryKey.add( ExternalSystemApiUtil.getLocalFileSystemPath(file) + moduleLibraryOrderEntry.getScope().name()); } LibraryDependencyData existing = moduleLibrariesToImport.remove(moduleLibraryKey); if (existing == null || !StringUtil.equals(existing.getInternalName(), library.getName())) { moduleRootModel.removeOrderEntry(entry); } else { orderEntryDataMap.put(entry, existing); syncExistingLibraryDependency( modelsProvider, existing, library, moduleRootModel, moduleLibraryOrderEntry.getOwnerModule()); toImport.remove(existing); } } else if (entry instanceof LibraryOrderEntry) { LibraryOrderEntry libraryOrderEntry = (LibraryOrderEntry) entry; String libraryName = libraryOrderEntry.getLibraryName(); LibraryDependencyData existing = projectLibrariesToImport.remove(libraryName + libraryOrderEntry.getScope().name()); if (existing != null) { toImport.remove(existing); orderEntryDataMap.put(entry, existing); } else if (!hasUnresolvedLibraries) { // There is a possible case that a project has been successfully imported from external // model and after // that network/repo goes down. We don't want to drop existing binary mappings then. moduleRootModel.removeOrderEntry(entry); } } } }