@Bean public FlowBuilderServices flowBuilderServicesAllCustom() { return getFlowBuilderServicesBuilder() .setExpressionParser(customExpressionParser()) .setViewFactoryCreator(customViewFactoryCreator()) .setConversionService(customConversionService()) .setValidator(customValidator()) .setValidationHintResolver(customValidationHintResolver()) .setDevelopmentMode(true) .build(); }