// This code is working perfectly.......
import java.io.*;
import java.net.*;
class SourceViewer{
public static void main (String[] args) throws IOException{
System.out.print("Enter url of local for viewing html source code: ");
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String url = br.readLine();
try{
URL u = new URL(url);
HttpURLConnection uc = (HttpURLConnection) u.openConnection();
int code = uc.getResponseCode();
String response = uc.getResponseMessage();
System.out.println("HTTP/1.x " + code + " " + response);
for(int j = 1; ; j++){
String header = uc.getHeaderField(j);
String key = uc.getHeaderFieldKey(j);
if(header == null || key == null)
break;
System.out.println(uc.getHeaderFieldKey(j) + ": " + header);
}
InputStream in = new BufferedInputStream(uc.getInputStream());
Reader r = new InputStreamReader(in);
int c;
while((c = r.read()) != -1){
System.out.print((char)c);
}
}
catch(MalformedURLException ex){
System.err.println(url + " is not a valid URL.");
}
catch(IOException ie){
System.out.println("Input/Output Error: " + ie.getMessage());
}
}
}
Execution :
java SourceViewer
Enter url of local for viewing html source code: https://www.google.co.in
HTTP/1.x 200 OK
Date: Fri, 05 Oct 2012 05:37:38 GMT
Expires: -1
Cache-Control: private, max-age=0
Content-Type: text/html; charset=ISO-8859-1
Set-Cookie: PREF=ID=45eb1211104a5684:FF=0:TM=1349415458:LM=1349415458:S=vQJMFdQP
SSmKCEOd; expires=Sun, 05-Oct-2014 05:37:38 GMT; path=/; domain=.google.co.in
Set-Cookie: NID=64=CYkropT3HUVUE-Rm3AFo_jZmeKYCO6-FCoZ8jUusHp1QXK5eVz8u--Egtc7zD
cCXrSAHrsVgBjEdmdH-mn6BwkpTxVQAjJKq2VB9QTAa-5gtUVQFuzUGPZjE37K7eFSw; expires=Sat
, 06-Apr-2013 05:37:38 GMT; path=/; domain=.google.co.in; HttpOnly
P3P: CP="This is not a P3P policy! See http://www.google.com/support/accounts/bi
n/answer.py?hl=en&answer=151657 for more info."
Server: gws
X-XSS-Protection: 1; mode=block
X-Frame-Options: SAMEORIGIN
Transfer-Encoding: chunked
<!doctype html><html itemscope="itemscope" itemtype="http://schema.org/WebPage">
<head><meta itemprop="image" content="/images/google_favicon_128.png"><title>Goo
gle</title><script>window.google={kEI:"InJuUJ_sMpGnrAfGjoCoCA",getEI:function(a)
{var b;while(a&&!(a.getAttribute&&(b=a.getAttribute("eid"))))a=a.parentNode;retu
rn b||google.kEI},https:function(){return window.location.protocol=="https:"},kE
XPI:"17259,39523,39977,4000116,4000354,4000472,4000553,4000624,4000648,4000723,4
000743,4000769,4000833,4000955,4001007,4001013,4001128,4001131,4001145,4001174,4
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ml:function(){},kHL:"en",time:function(){return(new Date).getTime()},log:functio
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abort=function(){delete i[f]}));i[f]=d;if(!c&&b.search("&ei=")==-1)j="&ei="+goog
le.getEI(e);var g=c||"/gen_204?atyp=i&ct="+a+"&cad="+b+j+"&zx="+google.time();
var k=/^http:/i;if(k.test(g)&&google.https()){google.ml(new Error("GLMM"),false,
{src:g});delete i[f];return}d.src=g;h.li=f+1},lc:[],li:0,Toolbelt:{},y:{},x:func
tion(a,b){google.y[a.id]=[a,b];return false}};
window.google.sn="webhp";window.google.timers={};window.google.startTick=functio
n(a,b){window.google.timers[a]={t:{start:(new Date).getTime()},bfr:!(!b)}};windo
w.google.tick=function(a,b,c){if(!window.google.timers[a])google.startTick(a);wi
ndow.google.timers[a].t[b]=c||(new Date).getTime()};google.startTick("load",true
);try{}catch(u){}
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=_gjwl.href.substring(e);if(a.indexOf("&q=")>0||a.indexOf("#q=")>=0){a=a.substri
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")++d;var b=a.indexOf("&",d);if(b==-1)b=a.length;var f=a.substring(d,b);if(f.ind
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")return 0;c=b}_gjwl.href="/search?"+a+"&cad=h";return 1}}}return 0}function _gj
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