How to generate strings that share the same hashcode in Java?

Question

An existing system written in Java uses the hashcode of a string as its routing strategy for load balancing.

Now, I cannot modify the system but ne

Answer 1

String s = "Some String"
for (int i = 0; i < SOME_VERY_BIG_NUMBER; ++i) {
    String copy = new String(s);

    // Do something with copy.
}

Will this work for you? It just creates a lot of copies of the same String literal that you can then use in your testing.