String (StructMethod method) { StructLocalVariableTableAttribute attr = method.getLocalVariableAttr(); if (attr != null && processor != null) { Integer origIndex = processor.getVarOriginalIndex(index); if (origIndex != null) { String name = attr.getName(origIndex, visibleOffset); if (name != null && TextUtil.isValidIdentifier(name, method.getBytecodeVersion())) { return name; } } } return null; }