How to Async Join String in Java - Code Snippet

// Task: Async Join String
// Language: Java

public class Solution {
    public void asyncJoinString() {
    // Implementation for Async Join String
    var result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Async Join String
    System.out.println("Done");
    }
}