void (@Nullable String className, @Nullable String packageName) { if (getCoveragePatterns() == null) { String pattern = null; if (!StringUtil.isEmpty(className)) { int index = className.lastIndexOf('.'); if (index >= 0) { pattern = className.substring(0, index); } } else if (packageName != null) { pattern = packageName; } if (!StringUtil.isEmpty(pattern)) { setCoveragePatterns(new ClassFilter[]{new ClassFilter(pattern + ".*")}); } } }