import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

public class MessageQueueComparator {

public static void main(String[] args) {

// Sample data for two message queues

Map<String, Integer> queue1 = new HashMap<>();

queue1.put("message1", 10);

queue1.put("message2", 20);

queue1.put("message3", 30);

Map<String, Integer> queue2 = new HashMap<>();

queue2.put("message1", 15);

queue2.put("message2", 25);

queue2.put("message4", 40); //Different message

// Compare the queues

compareQueues(queue1, queue2);

}

public static void compareQueues(Map<String, Integer> queue1, Map<String, Integer> queue2) {

System.out.println("Comparing Queue 1 and Queue 2:");

// Check for differences in size

System.out.println("Queue 1 size: " + queue1.size());

System.out.println("Queue 2 size: " + queue2.size());

// Check for common messages

System.out.println("\nCommon Messages:");

for (Map.Entry<String, Integer> entry : queue1.entrySet()) {

if (queue2.containsKey(entry.getKey())) {

System.out.println("Message: " + entry.getKey() + ", Queue 1: " + entry.getValue() + ", Queue 2: " + queue2.get(entry.getKey()));

}

}

// Check for messages unique to queue1

System.out.println("\nMessages Unique to Queue 1:");

for (Map.Entry<String, Integer> entry : queue1.entrySet()) {

if (!queue2.containsKey(entry.getKey())) {

System.out.println("Message: " + entry.getKey() + ", Value: " + entry.getValue());

}

}

//Check for messages unique to queue2

System.out.println("\nMessages Unique to Queue 2:");

for (Map.Entry<String, Integer> entry : queue2.entrySet()) {

if (!queue1.containsKey(entry.getKey())) {

System.out.println("Message: " + entry.getKey() + ", Value: " + entry.getValue());

}

}

}

}