code: private void initTagletManager(Set<String[]> customTagStrs) {
          tagletManager = (tagletManager == null)
                  ? new TagletManager(nosince, showversion, showauthor, javafx, exportInternalAPI, message)
                  : tagletManager;
          for (String[] args : customTagStrs) {
              if (args[0].equals("-taglet")) {
                  tagletManager.addCustomTag(args[1], getFileManager(), tagletpath);
                  continue;
              }
              String[] tokens = tokenize(args[1],
                                         TagletManager.SIMPLE_TAGLET_OPT_SEPARATOR, 3);
              if (tokens.length == 1) {
                  String tagName = args[1];
                  if (tagletManager.isKnownCustomTag(tagName)) {
                      //reorder a standard tag
                      tagletManager.addNewSimpleCustomTag(tagName, null, "");
                  } else {
                      //Create a simple tag with the heading that has the same name as the tag.
                      StringBuilder heading = new StringBuilder(tagName + ":");
                      heading.setCharAt(0, Character.toUpperCase(tagName.charAt(0)));
                      tagletManager.addNewSimpleCustomTag(tagName, heading.toString(), "a");
                  }
              } else if (tokens.length == 2) {
                  //Add simple taglet without heading, probably to excluding it in the output.
                  tagletManager.addNewSimpleCustomTag(tokens[0], tokens[1], "");
              } else if (tokens.length >= 3) {
                  tagletManager.addNewSimpleCustomTag(tokens[0], tokens[2], tokens[1]);
              } else {
                  message.error("doclet.Error_invalid_custom_tag_argument", args[1]);
              }
          }
      }
docs: Initialize the taglet manager.  The strings to initialize the simple custom tags should
  be in the following format:  "[tag name]:[location str]:[heading]".
  @param customTagStrs the set two dimensional arrays of strings.  These arrays contain
  either -tag or -taglet arguments.