List<String> () { if (myCustomization.propertiesFiles != null && !myCustomization.propertiesFiles.isEmpty()) { ArrayList<String> list = new ArrayList<>(); for (PropertiesFile propertiesFile : myCustomization.propertiesFiles) { final VirtualFile virtualFile = propertiesFile.getVirtualFile(); if (virtualFile != null) { list.add(virtualFile.getPath()); } } return list; } return defaultSuggestPropertiesFiles(); }