Lambda expressions
New date and time API
List of JSR’s included ,
JSR 335, JEP 126 : Language-level support for lambda expressions
JSR 223, JEP 174 : Project Nashorn, a JavaScript runtime which allows developers to embed JavaScript code within applications
JSR 308, JEP 104 : Annotations on Java Types for Unsigned Integer Arithmetic
JSR 310, JEP 150 : Date and Time API
Developer version of Java8 is available for download , please check here to download .
<%@page contentType=”text/html”%> <%@page pageEncoding=”UTF-8″%> <!DOCTYPE HTML PUBLIC “-//W3C//DTD HTML 4.01 Transitional//EN” “http://www.w3.org/TR/html4/loose.dtd”> <%@page import=”java.net.URL”%> <%@page import=”javax.xml.parsers.DocumentBuilder”%> <%@page import=”javax.xml.parsers.DocumentBuilderFactory”%> <%@page import=” org.w3c.dom.CharacterData”%> <%@page import=” org.w3c.dom.Document”%> <%@page import=”org.w3c.dom.Element”%> <%@page import=”org.w3c.dom.Node”%> <%@page import=”org.w3c.dom.NodeList”%> <%@page import=”java.lang.*”%> <% String desc=null; try { DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder(); URL u = new URL(“http://feed43.com/eenadu.xml”); // feed address Document doc = builder.parse(u.openStream()); String title;…
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ /** * * @author vijay * */ import java.net.URL; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import org.w3c.dom.CharacterData; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.Node; import org.w3c.dom.NodeList; public class RSSReader { private static RSSReader instance = null; private RSSReader() {…
a brief overview of features here i want to discuss most considerable features in java 8 ! Lambda expressions Pipeline and streams Data and time api Default methods Type annotations Nashron javascript engine Concurrent accumulators Parallel operations Permgen space removed TLS SNI
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package keyboardreader; // my package /** * * @author vijay * http://javamix.wordpress.com */ import java.util.*; import javax.swing.*; import java.awt.*; public class SystemEnvironmentlook { private final static JTextArea output = new JTextArea(); public static void main( String…
// package sampleprograms; import java.io.*; import java.net.*; /** * * @author katta vijay */ public class Main { /** * @param args the command line arguments */ public static void main(String[] args) { // TODO code application logic here try{ String ip = InetAddress.getLocalHost().getHostAddress(); System.out.println(ip); }catch(Exception e){ } } } —————————————————-output is———————— 10.0.0.223
this java program gives the system home path as output. /** * * @author katta vijay */ public class UserHomeExample { public static void main(String[] args) { System.out.println(“User Home Path: “+ System.getProperty(“user.home”)); } }
