List<VirtualFile>[] array
= CompilerAPI.getVirtualFileList(configuration.getIncludeSources(), configuration.getStylesheets().values(),
new HashSet<String>(Arrays.asList(sourceMimeTypes)), s.sourcePath.getPaths());
NameMappings mappings = CompilerAPI.getNameMappings(configuration);
// note: if Configuration is ever shared with other parts of the system, then this part will need
// to change, since we're setting a compc-specific setting below
compilerConfig.setMetadataExport(true);