Created
July 3, 2018 16:51
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private Optional<TemplateRule> findBestTemplateRule(List<TemplateRule> list) { | |
Predicate<TemplateRule> byClientId = r -> Objects.equals(r.getClientId(), shipment.getClientId()); | |
Predicate<TemplateRule> byLastMile = r -> r.getLastMile() == shipment.getLastMileEnum(); | |
Predicate<TemplateRule> byFirstMile = r -> r.getFirstMile() == shipment.getFirstMileEnum(); | |
Predicate<TemplateRule> byFirstMileAndLastMile = byFirstMile.and(byLastMile); | |
Stream<TemplateRule> one = list.stream().filter(byFirstMileAndLastMile.and(byClientId)); | |
Stream<TemplateRule> two = list.stream().filter(byFirstMile.and(byClientId)); | |
Stream<TemplateRule> three = list.stream().filter(byLastMile.and(byClientId)); | |
Stream<TemplateRule> four = list.stream().filter(byClientId); | |
Stream<TemplateRule> five = list.stream().filter(byFirstMileAndLastMile); | |
Stream<TemplateRule> six = list.stream().filter(byFirstMile); | |
Stream<TemplateRule> seven = list.stream().filter(byLastMile); | |
Stream<TemplateRule> eight = list.stream(); | |
return Stream.of(one, two, three, four, five, six, seven, eight) | |
.map(Stream::findAny) | |
.filter(Optional::isPresent) | |
.findFirst() | |
.orElse(Optional.empty()); | |
} |
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