DefaultSlotMappingInitializer initializer = new DefaultSlotMappingInitializer();
initializer.configureFixedResolver(FIXED_NUMBER_0_RESOLVER_FACTORY);
initializer.configureFixedResolver(FIXED_TEXT_EMPTY_RESOLVER_FACTORY);
initializer
.configureFixedResolver(FIXED_COLOR_STEELBLUE_RESOLVER_FACTORY);
initializer.configureFixedResolver(FIXED_DATE_TODAY_RESOLVER_FACTORY);
initializer.configurePropertyResolver(SUM_RESOLVER_FACTORY);
initializer.configurePropertyResolver(TEXT_PROPERTY_RESOLVER_FACTORY);