How to get a sub array of array in Java, without copying data?

Question

I have some library of classes, working with my data, which is being read into buffer. Is it possible somehow to avoid copying arrays again and again, passing parts of data

Answer 1

Google's Guava libraries support the slice concept in the form of a ByteSource.

Google Guava is a readily available open-source package of functionality, written from the ground up to follow Google best practices, which depend on significant array slicing capabilities.