public void buildExceptionSummary() {
                ClassDoc[] exceptions =
                        packageDoc.isIncluded()
                                ? packageDoc.exceptions()
                                : configuration.classDocCatalog.exceptions(
                                        Util.getPackageName(packageDoc));
                if (exceptions.length > 0) {
                        packageWriter.writeClassesSummary(
                                exceptions,
                                configuration.getText("doclet.Exception_Summary"));
                }
        }