trinidad-api/src/main/java/org/apache/myfaces/trinidad/menu/ImmutableItemNode.java [459:529]:
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  public final String getLabelAndAccessKey()
  {
    String labelAndAcessKeyEval;
    if (_labelAndAccessKey != null)
    {
      int ampIdx = 0;
      String labelAndAccessKeyEval = null;
      String labelAndAccessKey = _labelAndAccessKey;
      String label;
      if (_bundleKey != null && _bundleName != null)
      {
        // Load the resource bundle based on the locale of the
        // current request. If the locale has not changed, this
        // method just returns.
        MenuUtils.loadBundle(_bundleName, _bundleKey + getHandlerId());
      }
      if (ContainerUtils.isValueReference(labelAndAccessKey))
      {
        labelAndAccessKeyEval = _evalElStr(labelAndAccessKey);
      } else
      {
        labelAndAccessKeyEval = labelAndAccessKey;
      }

      String accessKey = null;
      if (labelAndAccessKeyEval == null ||
          (ampIdx = labelAndAccessKeyEval.indexOf('&')) == -1)
      {
        // String is null or a label w/o an accesskey
        label = labelAndAccessKeyEval;
      } else if (ampIdx == (labelAndAccessKeyEval.length() - 1))
      {
        // & is last character, strip it.
        label = labelAndAccessKeyEval.substring(0, ampIdx);
      } else
      {
        // We have a string with an accessKey somewhere
        char[] keyArray = labelAndAccessKeyEval.toCharArray();
        int len = labelAndAccessKeyEval.length();
        char[] keyArray2 = new char[len];
        int i, j = 0;
        boolean accessKeyFound = false;

        for (i = 0, j = 0; i < len; i++, j++)
        {
          if (keyArray[i] == '&')
          {
            i++;

            if (!accessKeyFound && keyArray[i] != '&')
            {
              // We have our accessKey
              accessKey = labelAndAccessKeyEval.substring(i, i + 1);
              accessKeyFound = true;
            }
          }

          keyArray2[j] = keyArray[i];
        }

        String label1 = new String(keyArray2, 0, j);
        label = label1;
      }
      // https://issues.apache.org/jira/browse/TRINIDAD-1588
      if (accessKey == null) {
          return label;
      }
      return _joinLabelAndAccessKey(label, accessKey);
    }
    return null;
  }
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trinidad-impl/src/main/java/org/apache/myfaces/trinidadinternal/menu/ImmutableItemNode.java [461:531]:
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  public final String getLabelAndAccessKey()
  {
    String labelAndAcessKeyEval;
    if (_labelAndAccessKey != null)
    {
      int ampIdx = 0;
      String labelAndAccessKeyEval = null;
      String labelAndAccessKey = _labelAndAccessKey;
      String label;
      if (_bundleKey != null && _bundleName != null)
      {
        // Load the resource bundle based on the locale of the
        // current request. If the locale has not changed, this
        // method just returns.
        MenuUtils.loadBundle(_bundleName, _bundleKey + getHandlerId());
      }
      if (ContainerUtils.isValueReference(labelAndAccessKey))
      {
        labelAndAccessKeyEval = _evalElStr(labelAndAccessKey);
      } else
      {
        labelAndAccessKeyEval = labelAndAccessKey;
      }

      String accessKey = null;
      if (labelAndAccessKeyEval == null ||
          (ampIdx = labelAndAccessKeyEval.indexOf('&')) == -1)
      {
        // String is null or a label w/o an accesskey
        label = labelAndAccessKeyEval;
      } else if (ampIdx == (labelAndAccessKeyEval.length() - 1))
      {
        // & is last character, strip it.
        label = labelAndAccessKeyEval.substring(0, ampIdx);
      } else
      {
        // We have a string with an accessKey somewhere
        char[] keyArray = labelAndAccessKeyEval.toCharArray();
        int len = labelAndAccessKeyEval.length();
        char[] keyArray2 = new char[len];
        int i, j = 0;
        boolean accessKeyFound = false;

        for (i = 0, j = 0; i < len; i++, j++)
        {
          if (keyArray[i] == '&')
          {
            i++;

            if (!accessKeyFound && keyArray[i] != '&')
            {
              // We have our accessKey
              accessKey = labelAndAccessKeyEval.substring(i, i + 1);
              accessKeyFound = true;
            }
          }

          keyArray2[j] = keyArray[i];
        }

        String label1 = new String(keyArray2, 0, j);
        label = label1;
      }
      // https://issues.apache.org/jira/browse/TRINIDAD-1588
      if (accessKey == null) {
          return label;
      }
      return _joinLabelAndAccessKey(label, accessKey);
    }
    return null;
  }
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