Generate 8-Char UUIDs in Java: Simple Solution

If you're looking to generate 8-character UUIDs in Java, there is a simple solution that can help you achieve this. UUIDs are unique identifiers that are commonly used in software applications to identify entities or resources. In Java, you can use the UUID class to generate UUIDs.

Generating 8-Char UUIDs in Java

The UUID class in Java generates UUIDs of 36 characters in length. However, if you only need 8-character UUIDs, you can use the following code:

String uuid = UUID.randomUUID().toString().substring(0, 8);

This code generates a random UUID using the UUID.randomUUID() method and then uses the substring() method to extract the first 8 characters of the UUID.

Conclusion

Generating 8-character UUIDs in Java is a simple task that can be accomplished using the UUID class and the substring() method. This solution provides a quick and easy way to generate unique identifiers in your Java applications.