protected void checkAttributesMap ( MessageContext context , String basePath , Set < String > swappableAttributes , Map < String , Attribute > attributesToCopy ) { for ( final String attribute : attributesToCopy . keySet ( ) ) { if ( ! swappableAttributes . contains ( attribute ) ) { final MessageBuilder messageBuilder = new MessageBuilder ( ) ; messageBuilder . error ( ) ; messageBuilder . source ( basePath + "[" + attribute + "].value" ) ; messageBuilder . code ( "x.is.not.a.valid.attribute" ) ; messageBuilder . arg ( attribute ) ; final MessageResolver errorMessage = messageBuilder . build ( ) ; context . addMessage ( errorMessage ) ; } } }
Checks the keys in the Map on the model against a Set to ensure there are no values in the Map that aren t also in the Set