src/test/resources/freemarker/manual/TemplateConfigurationExamples2.properties

templateConfigurations = \
    ConditionalTemplateConfigurationFactory( \
        PathGlobMatcher("mail/**"), \
        FirstMatchTemplateConfigurationFactory( \
            ConditionalTemplateConfigurationFactory( \
                FileNameGlobMatcher("*.subject.*"), \
                TemplateConfiguration(outputFormat = PlainTextOutputFormat()) \
            ), \
            ConditionalTemplateConfigurationFactory( \
                FileNameGlobMatcher("*.body.*"), \
                TemplateConfiguration(outputFormat = HTMLOutputFormat()) \
            ), \
            noMatchErrorDetails = 'Mail template names must contain ".subject." or ".body."!' \
        ) \
    )