Java - URL getProtocol() Method with Examples

Description

The Java URL getProtocol() method returns the protocol associated with this URL.

Declaration

Following is the declaration for java.net.URL.getProtocol() method

public String getProtocol()

Parameters

NA

Return Value

the protocol of this URL.

Exception

NA

Example 1

The following example shows the usage of Java URL getProtocol() method for a valid url with https protocol. In this example, we're creating an instance of URL class. Now using getProtocol() method, we're getting the protocol and printing the same −

package com.tutorialspoint;

import java.io.IOException;
import java.net.URL;

public class UrlDemo {
   public static void main(String [] args) {
      try {
         URL url = new URL("https","www.tutorialspoint.com","/index.htm");
         String result = url.getProtocol();
         System.out.println(result);
      } catch (IOException e) {
         e.printStackTrace();
      }
   }
}

Let us compile and run the above program, this will produce the following result −

Output

https

Example 2

The following example shows the usage of Java URL getProtocol() method for a valid url with http protocol. In this example, we're creating an instance of URL class with a port number as 80. Now using getProtocol() method, we're getting the protocol and printing the same −

package com.tutorialspoint;

import java.io.IOException;
import java.net.URL;

public class UrlDemo {
   public static void main(String [] args) {
      try {
         URL url = new URL("http","www.tutorialspoint.com",80,"/index.htm");
         String result = url.getProtocol();
         System.out.println(result);
      } catch (IOException e) {
         e.printStackTrace();
      }
   }
}

Let us compile and run the above program, this will produce the following result −

Output

http

Example 3

The following example shows the usage of Java URL getProtocol() method for a valid url with file protocol. In this example, we're creating an instance of URL class. Now using getProtocol() method, we're getting the protocol and printing the same −

package com.tutorialspoint;

import java.io.IOException;
import java.net.URL;

public class UrlDemo {
   public static void main(String [] args) {
      try {
         URL url = new URL("file","www.tutorialspoint.com","/index.htm");
         String result = url.getProtocol();
         System.out.println(result);
      } catch (IOException e) {
         e.printStackTrace();
      }
   }
}

Let us compile and run the above program, this will produce the following result −

Output

file