protected String lookupVariable( final String entity ) { // first, split the entity into separate strings (separator is '.'). final CSVTokenizer tokenizer = new CSVTokenizer( entity, "." ); if ( tokenizer.hasMoreTokens() ) { final String name = tokenizer.nextToken(); final Object base = performInitialLookup( name ); try { if ( tokenizer.hasMoreTokens() ) { return BeanPropertyLookupParser.continueLookupVariable( tokenizer, base ); } else { return ConverterRegistry.toAttributeValue( base ); } } catch ( BeanException e ) { return entity; } } return entity; }
private static String continueLookupVariable( final CSVTokenizer tokenizer, final Object parent ) throws BeanException { if ( tokenizer.hasMoreTokens() ) { final String name = tokenizer.nextToken(); final Object base = ConverterRegistry.toPropertyValue( name, parent.getClass() ); if ( tokenizer.hasMoreTokens() ) { return continueLookupVariable( tokenizer, base ); } else { return ConverterRegistry.toAttributeValue( base ); } } return null; }