The getPort() function is a part of URL class. The function getPort() returns the port of a specified URL. The function returns the port number or -1 if the port is not set
Function Signature
public int getPort()
Syntax
url.getPort()
Return Type: The function returns Integer Type
Parameter: This function does not require any parameter
Below programs illustrates the use of getPort() function:
Example 1
display port of specified URL
// Java program to show the use of the function getPort() import java.net.*;
class Solution {
public static void main(String args[])
{
// url object
URL url = null ;
try {
// create a URL
// get the port
int _port = url.getPort();
// display the URL
System.out.println( "URL = " + url);
// display the port
System.out.println( " Port=" + _port);
}
// if any error occurs
catch (Exception e) {
// display the error
System.out.println(e);
}
}
} |
Output:
URL = https:// www.geeksforgeeks.org:80 Port=80
Example 2: Create a URL with no defined port and then try to get the port using the getPort() function.
// Java program to show the // use of the function getPort() import java.net.*;
class Solution {
public static void main(String args[])
{
// url object
URL url = null ;
try {
// create a URL
// get the port
int _port = url.getPort();
// display the URL
System.out.println( "URL = " + url);
// display the port
System.out.println( " Port=" + _port);
}
// if any error occurs
catch (Exception e) {
// display the error
System.out.println(e);
}
}
} |
Output:
URL = https:// www.geeksforgeeks.org Port=-1