Lambda function java

There are few functional interfaces namely Consumer, Supplier, Predicate and Functions
- Consumer: 
  + 1 input, 0 output
  + java.util.function.Consumer
  + example: Consumer<List<String>> printConsumer = list -> list.stream().forEach(System.out::println);

- Supplier: 
  + 0 input, 1 output
  + java.util.function.Supplier
  + example: Supplier<Double> doubleSupplier1 = () -> Math.random();

- Predicate: 
  + 1 input, 1 boolean output
  + java.util.function.Predicate
  + example: Predicate<String> nameStartsWithS = str -> str.startsWith("S");

- Function: 
  + 1 input, 1 output
  + java.util.function.Function
  + example: Function<String, Integer> nameMappingFunction = String::length;

Similar codes

0 vote236 views1 answer
How to call values from methods in flutter
Java
0 vote256 views2 answers
Jdbc insert example from input values
Java
0 vote294 views1 answer
Spring boot save file to static folder
Java Spring
9 votes237 views2 answers
All loops in java
Java
1 vote256 views1 answer
How to use listview in android studio
Java
0 vote270 views1 answer
Java program using FileOutputStream to create a file on mac
Java
9 votes235 views3 answers
Java loop through string
Java
8 votes268 views4 answers
Get type of variable java
Java
0 vote252 views2 answers
Codegrepper java instanceof
Java
52 votes244 views3 answers
Java get input
Java