JAX-RS - @HeaderPram Examples

    @GET
    @Path("test3")
    public String requestParamTest1(@HeaderParam(HttpHeaders.HOST) String host) {
        return "The request 'host' header value = " + host;
    }

    @GET
    @Path("test4")
    public String requestParamTest2(@HeaderParam("anInt") int anInteger) {
        return "The request header 'anInt' value: " + anInteger;
    }

    @GET
    @Path("test5")
    public String requestParamTest3(@HeaderParam("aDate") Date date) {
        return "The request  header 'aDate' value:  " + date;
    }

    @GET
    @Path("test6")
    public String valueOfTest(@HeaderParam("aDate") DateInfo dateInfo) {
        return "The request  header 'aDate' converted to LocalDateTime:  " +
                dateInfo.asLocalDateTime();
    }

    @GET
    @Path("test7")
    public String paramConverterTest(@HeaderParam("aDate") LocalDateTime date) {
        return "The request  header 'aDate' converted by MyDateConverter:  " + date;
    }

    @GET
    @Path("test8")
    public String collectionTest(@HeaderParam("myHeader") List<String> list) {
        String rv = "header collection values: \n";
        rv += list.stream()
                  .map(Object::toString)
                  .collect(Collectors.joining("\n"));
        return rv;
    }