URL getAuthority() method in Java with Examples

The getAuthority() function is a part of URL class. The function getAuthority() returns the authority of a specified URL. The Authority part of the URL is the host name and the port of the URL.

Function Signature

public String getAuthority()

Syntax



url.getAuthority()

Parameter: This function does not require any parameter

Return Type: The function returns String Type

Below programs illustrates the use of getHost() function:

Example 1:

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// Java program to show the
// use of the function getAuthority()
  
import java.net.*;
  
class Solution {
    public static void main(String args[])
    {
  
        // url  object
        URL url = null;
  
        try {
            // create a URL
            url
                = new URL("https:// www.geeksforgeeks.org");
  
            // get the Authority
            String authority
                = url.getAuthority();
  
            // display the URL
            System.out.println("URL = "
                               + url);
  
            // display the Authority
            System.out.println("Authority = "
                               + authority);
        }
  
        // if any error occurs
        catch (Exception e) {
  
            // display the error
            System.out.println(e);
        }
    }
}

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Output:

URL = https:// www.geeksforgeeks.org
Authority =  www.geeksforgeeks.org

Example 2: The difference between getAuthority() and getHost() function is that getAuthority() returns the host along with the port but getHost() returns only the host name.

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// Java program to show the
// use of the function getAuthority()
  
import java.net.*;
  
class Solution {
    public static void main(String args[])
    {
        // url  object
        URL url = null;
  
        try {
            // create a URL
            url
                = new URL(
                    "https:// www.geeksforgeeks.org:80/url-samefile-method-in-java-with-examples/");
  
            // get the Authority
            String authority
                = url.getAuthority();
  
            // get the Host
            String host = url.getHost();
  
            // display the URL
            System.out.println("URL = " + url);
  
            // display the Authority
            System.out.println("Authority = "
                               + authority);
  
            // display the Host
            System.out.println("Host = " + host);
        }
  
        // if any error occurs
        catch (Exception e) {
  
            // display the error
            System.out.println(e);
        }
    }
}

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Output:

URL = https:// www.geeksforgeeks.org:80/url-samefile-method-in-java-with-examples/
Authority =  www.geeksforgeeks.org:80
Host =  www.geeksforgeeks.org


My Personal Notes arrow_drop_up

Second year Department of Information Technology Jadavpur University

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