8000 Java 8 Streams if else logic · TGAMendis/CoreJava@f79b120 · GitHub
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JavaProgramTo.com
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Java 8 Streams if else logic
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‎src/main/java/com/javaprogramto/java8/streams/filter/ifelse/IfElseExample.java

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package com.javaprogramto.java8.streams.filter.ifelse;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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public class IfElseExample {
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public static void main(String[] args) {
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List<Integer> numbersList = Arrays.asList(10, 13, 15, 20, 24, 16, 17, 100);
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List<Integer> evenList = new ArrayList<>();
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List<Integer> oddList = new ArrayList<>();
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for (int index = 0; index < numbersList.size(); index++) {
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if (numbersList.get(index) % 2 == 0) {
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evenList.add(numbersList.get(index));
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} else {
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oddList.add(numbersList.get(index));
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}
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}
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System.out.println("Even numbers list - " + evenList);
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System.out.println("Odd numbers list - " + oddList);
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}
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}

‎src/main/java/com/javaprogramto/java8/streams/filter/ifelse/Java8StreamIfElseExample.java

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package com.javaprogramto.java8.streams.filter.ifelse;
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import java.util.Arrays;
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import java.util.List;
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import java.util.stream.Collectors;
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public class Java8StreamIfElseExample {
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public static void main(String[] args) {
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List<Integer> numbersList = Arrays.asList(10, 13, 15, 20, 24, 16, 17, 100);
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List<Integer> evenList = numbersList.stream().filter(number -> number % 2 == 0).collect(Collectors.toList());
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List<Integer> oddList = numbersList.stream().filter(number -> number % 2 == 1).collect(Collectors.toList());
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System.out.println("Even numbers list - " + evenList);
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System.out.println("Odd numbers list - " + oddList);
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}
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}

‎src/main/java/com/javaprogramto/java8/streams/filter/ifelse/Java8StreammultipleIfExample.java

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package com.javaprogramto.java8.streams.filter.ifelse;
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import java.util.Arrays;
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import java.util.List;
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import java.util.stream.Collectors;
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public class Java8StreammultipleIfExample {
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public static void main(String[] args) {
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List<Integer> numbersList = Arrays.asList(10, 13, 15, 20, 24, 16, 17, 100);
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List<Integer> evenList = numbersList.stream()
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.filter(number -> number > 20)
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.filter(number -> number % 2 == 0)
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.collect(Collectors.toList());
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System.out.println("Even numbers list - " + evenList);
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}
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}

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