/** * Builds the mapping for Relation.Rel values. Assigns a set of Relation.Rel values to string keys for * ease of use. * @return A map containing the Relation Rel values mapped to keys. */ private Map<String, Relation.Rel> buildRelationRelMap() { Map<String, Relation.Rel> relationRelMap = new HashMap<String, Relation.Rel>(); Relation.Rel[] relArray = Relation.Rel.values(); for (int i = 0; i < relArray.length; i++) { Relation.Rel rel = relArray[i]; relationRelMap.put(Enum.valueOf(Relation.Rel.class, rel.name()).toValue(), rel); } return relationRelMap; }