Method parseTagkCustomRule

src/tree/TreeBuilder.java:832–872

Processes the custom tag value paired with a custom tag name. Routes to the #processParsedValue method after processing if successful. If the custom tag group is null or empty for the tagk, or the tagk couldn't be found, we just return. @throws IllegalStateException if the tags UIDMeta array

()

   * @throws IllegalStateException if the tags UIDMeta array has not been set
   */
  private void parseTagkCustomRule() {
    if (meta.getTags() == null || meta.getTags().isEmpty()) {
      throw new IllegalStateException(
        "Timeseries meta data was missing tags");
    }
    
    // first, find the tagk UIDMeta we're matching against
    UIDMeta tagk = null;
    for (UIDMeta tag: meta.getTags()) {
      if (tag.getType() == UniqueIdType.TAGK && 
          tag.getName().equals(rule.getField())) {
        tagk = tag;
        break;
      }
    }
    
    if (tagk == null) {
      testMessage("No match on tagk [" + rule.getField() + "] for rule: " + 
          rule);
      return;
    }
    
    // now scan the custom tags for a matching tag name and it's value
    testMessage("Matched tagk [" + rule.getField() + "] for rule: " + 
        rule);
    final Map<String, String> custom = tagk.getCustom();
    if (custom != null && custom.containsKey(rule.getCustomField())) {
      if (custom.get(rule.getCustomField()) == null) {
        throw new IllegalStateException(
            "Value for custom tagk field [" + rule.getCustomField() + 
            "] was null");
      }
      processParsedValue(custom.get(rule.getCustomField()));
      testMessage("Matched custom tag [" + rule.getCustomField() + 
          "] for rule: " + rule);
    } else {
      testMessage("No match on custom tag [" + rule.getCustomField() + 
          "] for rule: " + rule);
      return;
    }
  }
  
  /**
   * Processes the custom tag value paired with a custom tag name. Routes to the