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Java program to display Local machines IP Address

Friday, April 30th, 2010  »  Posted By Ranjith  »  Total 1 Comment

Program : To display Local machines IP Address By : Kapil Lohia import java.net.*; import java.io.*;   public class ip_localmachine { public static void main(String args[]) throws Exception { InetAddress ipadd =InetAddress.getLocalHost(); System.out.println("Host and Address :"+ipadd); System.out.println("Host name :"+ipadd.getHostName());   String n=ipadd.toString(); System.out.println("IP address :"+n.substring(n.indexOf("/")+1)); } }

java program for Client-Server Program using TCP/IP

Friday, April 30th, 2010  »  Posted By Ranjith  »  Total 12 Comments

Program : Client-Server Program using TCP/IP By : Kapil Lohia Program 1:   import java.net.*; import java.io.*;   class tcpip_server { public static void main(String args[]) throws IOException { ServerSocket n1=null; try { n1=new ServerSocket(98); } catch(IOException e) { System.err.println("Port 98 could not be found"); System.exit(1); } Socket c=null; try { c=n1.accept(); System.out.println("Connection from "+c); [...]

DatagramSocket and DatagramPacket (Client-Server Program using UDP/IP)

Friday, April 30th, 2010  »  Posted By Ranjith  »  Total 4 Comments

Program : DatagramSocket and DatagramPacket (Client-Server Program using UDP/IP) By : Kapil Lohia Program 1 :   import java.net.*;   class udpip_server { public static DatagramSocket ds; public static byte buffer[]=new byte[1024];   public static void Myserver() throws Exception { int pos=0; while(true) { int c=System.in.read(); switch(c) { case -1: System.out.println("Server quits"); return; case ‘\r’:break; [...]

Java program for Uniform Resource Locator (URL)

Friday, April 30th, 2010  »  Posted By Ranjith  »  Total 0 Comment

Program : Uniform Resource Locator (URL) By : Kapil Lohia import java.net.*; import java.io.*;   class url { public static void main(String args[]) throws Exception { URL n1 = new URL("http://java.sun.com:80/docs/index#down"); System.out.println("Protocol:"+n1.getProtocol()); System.out.println("Host :"+n1.getHost()); System.out.println("File Name :"+n1.getFile()); System.out.println("Port :"+n1.getPort()); System.out.println("Reference :"+n1.getRef()); } }

Java program to implement a shape selector from a given set of shapes

Sunday, April 4th, 2010  »  Posted By Ranjith  »  Total 2 Comments

To implement a shape selector from a given set of shapes import java.awt.*; import java.awt.event.*; import java.applet.*;   public class shape extend Applet implements itemListener { Chekbox reet,circle,line; ChekboxGroup cbg;   String msg; String s1="reet"; String s2="circle"; string s3="line"; publice void init() { cbg=new checkboxGroup();   rect = new checkbox("reet,cbg,tru); circle = new Checkbox("circle",cbg.false); line [...]

Java program to implement a Color Section from a given set of Color.

Sunday, April 4th, 2010  »  Posted By Ranjith  »  Total 3 Comments

To implement a Color Section from a given set of Color. import java.awt*; import java.awt.event.*; import java.applet.*;   public class fillcolor extends Applet implement Item Listener { checkbox red,yellow,black,blue.orange; CheckboxGroup cbg; String msg; String s1="red"; String s2="yellow"; String s3="black"; String s4="orange"; public void init() { cbg = new CheckboxGroup(); red = new Chechbox("red",cbg,true); yellow= new [...]

Java program to display a clock

Thursday, December 3rd, 2009  »  Posted By Ranjith  »  Total 0 Comment

background_ = new GSegment();
GStyle backgroundStyle = new GStyle();
backgroundStyle.setBackgroundColor (new Color (122, 136, 161));
backgroundStyle.setForegroundColor (new Color (0, 0, 0));
background_.setStyle (backgroundStyle);
addSegment (background_);

Java Program for calculator

Thursday, December 3rd, 2009  »  Posted By Ranjith  »  Total 2 Comments

JPanel p = new JPanel();
p.setLayout(new GridLayout(4, 4));
String buttons = “789/456*123-0.=+”;
for (int i = 0; i < buttons.length(); i++)
addButton(p, buttons.substring(i, i + 1));
add(p, “Center”);

Java program of Client-Server network for Chatting between Client and Server

Sunday, October 4th, 2009  »  Posted By Ranjith  »  Total 2 Comments

BufferedReader cin=newBufferedReader(newInputStreamReader(sk.getInputStream()));
PrintStream cout=new PrintStream(sk.getOutputStream());
BufferedReader stdin=new BufferedReader(new InputStreamReader(System.in));

Java program that finds the area of a circle using Client-Server network

Sunday, October 4th, 2009  »  Posted By Ranjith  »  Total 1 Comment

ServerSocket ss=new ServerSocket(2000);
Socket s=ss.accept();
BufferedReader br=new BufferedReader(newInputStreamReader(s.getInputStream()));
double rad,area;
String result;

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