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| 1 | +package com.winterbe.java8.samples.lambda; |
| 2 | + |
| 3 | +import java.util.HashMap; |
| 4 | +import java.util.function.BiConsumer; |
| 5 | + |
| 6 | +/** |
| 7 | + * Created by grijesh |
| 8 | + */ |
| 9 | +public class Lambda5 { |
| 10 | + |
| 11 | + //Pre-Defined Functional Interfaces |
| 12 | + public static void main(String... args) { |
| 13 | + |
| 14 | + //BiConsumer Example |
| 15 | + BiConsumer<String,Integer> printKeyAndValue |
| 16 | + = (key,value) -> System.out.println(key+"-"+value); |
| 17 | + |
| 18 | + printKeyAndValue.accept("One",1); |
| 19 | + printKeyAndValue.accept("Two",2); |
| 20 | + |
| 21 | + System.out.println("##################"); |
| 22 | + |
| 23 | + //Java Hash-Map foreach supports BiConsumer |
| 24 | + HashMap<String, Integer> dummyValues = new HashMap<>(); |
| 25 | + dummyValues.put("One", 1); |
| 26 | + dummyValues.put("Two", 2); |
| 27 | + dummyValues.put("Three", 3); |
| 28 | + |
| 29 | + dummyValues.forEach((key,value) -> System.out.println(key+"-"+value)); |
| 30 | + |
| 31 | + } |
| 32 | +} |
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