What functions does Collectors provide in Java?

In Java, the Collectors class offers a variety of utility methods for collecting stream elements, commonly used functions include:

1. Collect elements into containers such as List, Set, and Map.
2. Group the elements according to specified conditions.
3. Partition the elements.
4. Sort the elements.
5. Analyze elements by counting, summing, averaging, etc.
6. Concatenate multiple elements into one string.
7. Summarize statistical information such as maximum, minimum, average, and total values.
8. Perform reduction operations on elements, such as calculating sums or products.

These functions can assist developers in simplifying the handling and manipulation of streaming elements, enhancing the readability and conciseness of the code.