Java Example: Filtering Collection without using Stream

package streamconcept;

public class Product {

            int pid;

            String pname;

            float pprice;

            public Product(int pid, String pname, float pprice) {

                        super();

                        this.pid = pid;

                        this.pname = pname;

                        this.pprice = pprice;

            }

           

}

package streamconcept;

import java.util.ArrayList;

import java.util.List;

public class ProductMain {

               

                public List<Product> getData()

                {

     List<Product> l=new ArrayList<>();

     Product p1=new Product(101, "laptop", 45000.00f);

     Product p2=new Product(102, "computer", 35000.00f);

     Product p3=new Product(103, "mobile", 15000.00f);

     Product p4=new Product(104, "cooler",5000.00f);

     l.add(p1);

     l.add(p2);

     l.add(p3);

     l.add(p4);

     return l;

   

                }

                }

package streamconcept;

import java.util.ArrayList;

import java.util.List;

public class ProductClient {

               

                public static void main(String[] args) {

                                ProductMain pm=new ProductMain();

                                List<Product> gd = pm.getData();

                                List<Float> price=new ArrayList<>();

                                for(Product p1:gd)

                                {

                                                if(p1.pprice>30000)

                                                {

                                                                price.add(p1.pprice);

                                                }

                                }

                               

                                System.out.println(price);

                }

}

o/p:-----------------------

[45000.0, 35000.0]