code: @Override
  	public boolean containsWildcard() {
  		String fieldName = getFieldName();
  		return fieldName != null ? (fieldName.startsWith(Criteria.WILDCARD) || fieldName.endsWith(Criteria.WILDCARD))
  				: false;
  	}
docs: /*
  (non-Javadoc)
  @see org.springframework.data.solr.core.mapping.SolrPersistentProperty#containsWildcard()