Filtering Operations in Stream

This lesson discusses filtering operations in streams.

We'll cover the following...

- filter() method
- filter() with custom object
- filter() chaining

The filtering operations filters the given stream and returns a new stream, which contains only those elements that are required for the next operation.

`filter() method`

The Stream interface has a filter() method to filter a stream. This is an intermediate operation. Below is the method definition of filter() method.

Stream filter(Predicate<? super T> predicate)

Parameter -> A predicate to apply to each element to determine if it should be included.

Return Type -> It returns a stream consisting of the elements of this stream that match the given predicate.