docs: private String getConstantPoolString(final int cpIdx, final int subFieldIdx)
              throws ClassfileFormatException, IOException {
          final int constantPoolStringOffset = getConstantPoolStringOffset(cpIdx, subFieldIdx);
          return constantPoolStringOffset == 0 ? null
                  : intern(inputStreamOrByteBuffer.readString(constantPoolStringOffset,
                          /* replaceSlashWithDot = */ false, /* stripLSemicolon = */ false));
      }