The code snippet creates a map with string keys and integer values, adds some key-value pairs to it, and then reverses the map by swapping the keys and values. The reversed map is then printed.

Reverse Map using Generics.md

Reverse Map using Generics

Preview:

import java.util.HashMap;
import java.util.Map;

public class Main {
    public static void main(String[] args) {
        Map<String, Integer> myMap = new HashMap<>();
        myMap.put("apple", 1);
        myMap.put("banana", 2);
        myMap.put("orange", 3);

        Map<Integer, String> reversedMap = reverseMap(myMap);
        System.out.println(reversedMap);
    }

    public static <K, V> Map<V, K> reverseMap(Map<K, V> originalMap) {
        Map<V, K> reversedMap = new HashMap<>();
        for (Map.Entry<K, V> entry : originalMap.entrySet()) {
            reversedMap.put(entry.getValue(), entry.getKey());
        }
        return reversedMap;
    }
}

Associated Context
Type	Code Snippet ( .java )
Associated Tags	Java HashMap Reverse Map Entry Set Key-Value Pairs Java SDK Data Structures Main Method Print Output Framework: Java.util Map Key-Value Pair Generics Data Structure SDK Use Case
📝 Custom Description
💡 Smart Description	The code snippet reverses a map by creating two maps, "apple", "banana", and "orange". It then uses the reverseMap method to create an object with values from each entry. Finally, it returns The code snippet creates a map with string keys and integer values, adds some key-value pairs to it, and then reverses the map by swapping the keys and values. The reversed map is then printed.
🔎 Suggested Searches	Java code to reverse a map How to reverse an array in Java using HashMap Code snippet for reversing elements of the original maps in Java Java program to reverse two Map objects Reverse mapping values from another Hashtable in Java How to reverse a map in Java Java code to swap keys and values in a map HashMap reverse key value pairs Java Java code to create a reversed map from an existing map
Related Links	https://www.udemy.com/course/data-structures-and-algorithms-bootcamp-in-python/learn/lecture/37708576#notes https://www.udemy.com/course/data-structures-and-algorithms-bootcamp-in-python/learn/lecture/37691908#notes https://www.udemy.com/course/data-structures-and-algorithms-bootcamp-in-python/learn/quiz/5880944#notes https://www.javatpoint.com/java-tutorial https://www.javatpoint.com/javafx-tutorial https://www.javatpoint.com/java-hashmap https://www.codejava.net/java-core/collections/java-list-collection-tutorial-and-examples https://mkyong.com/java/how-to-read-file-from-java-bufferedreader-example/ https://www.w3schools.com/java/java_hashmap.asp https://www.baeldung.com/java-hashmap https://www.tutorialspoint.com/java/util/hashmap_put.htm https://www.programiz.com/java-programming/library/hashmap https://www.digitalocean.com/community/tutorials/java-hashmap https://www.javatpoint.com/java-map https://www.softwaretestinghelp.com/hashmap-in-java/
Related People	Rohan Mallick
Sensitive Information	No Sensitive Information Detected
Shareable Link	https://ca772742-b4e2-4612-af82-29a364c1f0bb.pieces.cloud/?p=6be3488a7c