Set Formate

Stream Practice/src/CreateStream/CreateStream.java

+package CreateStream;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Stream;
+
+public class CreateStream {
+    public static void main (String [] args){
+
+        List<Integer> list1 = new ArrayList<>();
+        list1.add(1);
+        list1.add(2);
+
+        //#1) Create Stream Using stream() Method
+
+        Stream <Integer> newList = list1.stream();
+
+        //#2) Create Stream Using stream() Method
+
+        Stream <Object> emptyStream = Stream.empty();
+
+        //#3) Create Stream Using stream() Method
+
+        String names [] = {"Suresh Kumar" , "Rayyan Hassan", "Asad Iqbal"};
+        Stream <String> newSteam = Stream.of(names);
+
+        //#4) Create Stream Using stream() Method
+
+        Stream <Object> streamBuilder = Stream.builder().build();
+
+        System.out.println("Only Streams Created...........!!");
+    }
+}

Stream Practice/src/StreamFilterFunction/FiltrProduct.java

+package StreamFilterFunction;
+import java.util.Arrays;
+import java.util.List;
+import java.util.ArrayList;
+
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+public class FiltrProduct {
+    public static void main(String [] args){
+
+        List<Product> productsList = new ArrayList<Product>();
+        productsList.add(new Product(1, "MacBook Pro",400000));
+        productsList.add(new Product(2, "HP Laptop", 100000));
+        productsList.add(new Product(3,"Dell", 86000));
+        productsList.add(new Product(4, "Lenovo", 70000));
+
+      List<Float> productprice =   productsList.stream().filter(e->e.price>70000).map(e->e.price).collect(Collectors.toList());
+        System.out.println(productprice);
+
+        String name [] = {"Suresh" , "Arsam" , "Rahim"};
+        Stream<String> stream1 = Stream.of(name);
+       // List<String> names = stream1.filter(e->e.startsWith("S ")).collect(Collectors.toList());
+        List<String> names = stream1.filter(e->e.endsWith("h")).collect(Collectors.toList());
+        System.out.println(names);
+
+        Integer number [] = {1 , 2 , 3, 4, 7, 9, 10};
+        Stream<Integer>  newNumbers = Stream.of(number);
+    List <Integer> newNum = newNumbers.map(i->i*i).collect(Collectors.toList());
+        System.out.println(newNum);
+        System.out.println("Stream Filter..............!!");
+
+    }
+}

Stream Practice/src/StreamFilterFunction/Product.java

+package StreamFilterFunction;
+
+public class Product {
+
+    private int id;
+    private String name;
+    float price;
+
+
+
+    public Product(int id , String name, float price){
+        this.id =id;
+        this.name=name;
+        this.price = price;
+    }
+
+
+
+}

Stream Practice/src/StreamForEach/StreamForEach.java

+package StreamForEach;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+public class StreamForEach {
+
+    public static void main (String [] args){
+
+        List<Integer> list1 = new ArrayList<>();
+        list1.add(1);
+        list1.add(2);
+        list1.add(3);
+        list1.add(5);
+
+        Stream<Integer> list = list1.stream();
+        List<Integer> newlist = list.filter(e->e%2==0).collect(Collectors.toList());
+        System.out.println(newlist);
+
+        String names [] = {"Suresh Kumar" , "Rayyan Hassan", "Asad Iqbal"};
+        Stream <String> newSteam = Stream.of(names);
+        newSteam.forEach(e->{
+            System.out.println(e);
+        });
+
+
+
+        System.out.println("Streams ForEach...........!!");
+    }
+
+}