get information about the language extension being compiled . concode_field_sep ExtensionInfo extensionInfo concode_elem_sep ClassFileLoader loader concode_elem_sep ErrorQueue eq concode_elem_sep Collection<JavaFileObject> outputFiles concode_elem_sep List<ExtensionInfo> allExtensions concode_elem_sep List<Job> jobs concode_field_sep Collection<JavaFileObject> outputFiles concode_elem_sep int outputWidth concode_elem_sep ClassFileLoader loader concode_elem_sep CodeWriter createCodeWriter concode_elem_sep CodeWriter createCodeWriter concode_elem_sep CodeWriter createCodeWriter concode_elem_sep CodeWriter createCodeWriter concode_elem_sep List<Job> jobs concode_elem_sep ErrorQueue errorQueue concode_elem_sep boolean useFullyQualifiedNames concode_elem_sep boolean compile concode_elem_sep Goal getGoal concode_elem_sep boolean compileFiles concode_elem_sep void addExtension concode_elem_sep boolean serializeClassInfo concode_elem_sep boolean runToGoal concode_elem_sep boolean validate concode_elem_sep List<ExtensionInfo> allExtensions