![]() ![]() Java Object class contains two methods i.e. Hashing leads to another problem which is called Hash Collision which I will explain in the next subheading but as of now let's continue with the internal working of Hashmap and Hashing. HashMap works on the principle of Hashing as its name suggests but that's not all. ![]() This is one of the most important questions asked in the interviews also if you want to utilize the power of HashMap to the full extent you should know the internal workings of HashMap. We have tried to describe that briefly in this article. To really understand the changes that JAVA 8 has provided we will be required to understand how a Hashmap works. There are a lot of articles available on the internet which tell us what a HashMap is, what methods it has but in this article, we are trying to cover some interesting information about HashMap, which is how JAVA 8 improved the performance of Hashmaps. It stores the key-value combination as an entry where the retrieval can be performed with the help of a key. When it comes to performance and lookups the Map stands out of the crowd. Java provides us an ample amount of data structures which are very useful. ![]()
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