public static boolean isPropertyField(String fieldName){
  return !ID_FIELD_NAME.equals(fieldName) && !URI_FIELD_NAME.equals(fieldName) && !TEXT_FIELD_NAME.equals(fieldName)&& !CONTEXT_FIELD_NAME.equals(fieldName)&& fieldName.charAt(0) != '_';
}

public static boolean isPropertyField ( String fieldName ) { return ! ID_FIELD_NAME . equals ( fieldName ) && ! URI_FIELD_NAME . equals ( fieldName ) && ! TEXT_FIELD_NAME . equals ( fieldName ) && ! CONTEXT_FIELD_NAME . equals ( fieldName ) && fieldName . charAt ( 0 ) != '_' ; }
determines whether the specified field name is a property field name .
