java tutorial - Java URLConnection class - java programming - learn java - java basics - java for beginners
- The Java URLConnection class represents a communication link between the URL and the application.
- This class can be used to read and write data to the specified resource referred by the URL.
How to get the object of URLConnection class
- The openConnection() method of URL class returns the object of URLConnection class.
Syntax:
public URLConnection openConnection()throws IOException{} click below button to copy the code. By - java tutorial - team
Displaying source code of a webpage by URLConnecton class
- The URLConnection class provides many methods, we can display all the data of a webpage by using the getInputStream() method.
- The getInputStream() method returns all the data of the specified URL in the stream that can be read and displayed.
Sample Code
import java.io.*;
import java.net.*;
public class URLConnectionExample {
public static void main(String[] args){
try{
URL url=new URL("http://www.wikitechy.com/tutorials/java");
URLConnection urlcon=url.openConnection();
InputStream stream=urlcon.getInputStream();
int i;
while((i=stream.read())!=-1){
System.out.print((char)i);
}
}catch(Exception e){System.out.println(e);}
}
}