String_template_5.snippet

// Simple custom String Template
Function<? super StringTemplate, String> function =
        template -> {
            var fragments = template.fragments();
            var values = template.values();
            return IntStream.range(0, fragments.size())
                    .boxed()
                    .<String>mapMulti((index, downstream) -> {
                        downstream.accept(fragments.get(index));
                        if (index < values.size()) {
                            downstream.accept((String) values.get(index));
                        }
                    })
                    .collect(Collectors.joining());
        };
var SIMPLE_PRINT = StringTemplate.Processor.of(function);
var strings = List.of("2023-03-19", "2023-09-23");
var result1 = SIMPLE_PRINT."\{strings.get(0)}";
System.out.println("Result 1 = " + result1);
var result2 = SIMPLE_PRINT."\{strings.get(0)} \{strings.get(1)}";
System.out.println("Result 2 = " + result2);