Click here to watch in Youtube :
https://www.youtube.com/watch?v=mUM-ZbtrbXI&list=UUhwKlOVR041tngjerWxVccw
StreamDemo1.java
https://sites.google.com/site/ramj2eev1/home/javabasics/StreamDemo_convert_list_array.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/StreamDemo_convert_list_array
Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/a9fa8aa6476993bce8a79f4d0e8f1799d1d35a7f/BasicJava/StreamDemo_convert_list_array/?at=master
See also:
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https://www.youtube.com/watch?v=mUM-ZbtrbXI&list=UUhwKlOVR041tngjerWxVccw
StreamDemo1.java
import java.util.List; import java.util.stream.Collectors; import java.util.stream.Stream; /** * Convert Streams to Other DataStructures * * Get Collections using stream.collect(Collectors.toList()). */ public class StreamDemo1 { public static void main(String[] args) { Stream<String> stream = Stream.of("Peter", "John", "Ram"); List<String> nameList = stream.collect(Collectors.toList()); System.out.println(nameList); } }Output
[Peter, John, Ram]StreamDemo2.java
import java.util.ArrayList; import java.util.List; import java.util.stream.Stream; /** * Convert Streams to Other DataStructures * * Get arrays using stream.toArray(EntryType[]::new) */ public class StreamDemo2 { public static void main(String[] args) { List<Integer> numberList = new ArrayList<>(); numberList.add(1); numberList.add(2); numberList.add(3); numberList.add(4); Stream<Integer> stream = numberList.stream(); Integer[] evenArray = stream.filter(i -> i % 2 == 0).toArray(Integer[]::new); for (Integer integer : evenArray) { System.out.println(integer); } } }Output
2 4Click the below link to download the code:
https://sites.google.com/site/ramj2eev1/home/javabasics/StreamDemo_convert_list_array.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/StreamDemo_convert_list_array
Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/a9fa8aa6476993bce8a79f4d0e8f1799d1d35a7f/BasicJava/StreamDemo_convert_list_array/?at=master
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