Answers for "java sort hashmap using key"

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sorting hashmap by key in java 8

Map<String, String> newMapSortedByKey = sample.entrySet().stream()
                .sorted((e1,e2) -> e1.getKey().compareTo(e2.getKey()))
                .collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue, (e1,e2) -> e1, LinkedHashMap::new));

Posted by: Guest on May-20-2021

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