docs: private boolean constantPoolStringEquals(final int cpIdx, final String asciiString)
              throws ClassfileFormatException, IOException {
          final int strOffset = getConstantPoolStringOffset(cpIdx, /* subFieldIdx = */ 0);
          if (strOffset == 0) {
              return asciiString == null;
          } else if (asciiString == null) {
              return false;
          }
          final int strLen = inputStreamOrByteBuffer.readUnsignedShort(strOffset);
          final int otherLen = asciiString.length();
          if (strLen != otherLen) {
              return false;
          }
          final int strStart = strOffset + 2;
          for (int i = 0; i < strLen; i++) {
              if ((char) (inputStreamOrByteBuffer.buf[strStart + i] & 0xff) != asciiString.charAt(i)) {
                  return false;
              }
          }
          return true;
      }