Package com.atlassian.jira.plugins.ha.container

Class PortUtils

java.lang.Object

com.atlassian.jira.plugins.ha.container.PortUtils

public class PortUtils
extends Object

This class provides methods to check if ports are available and wait for them to become free.

Method Summary

Modifier and Type	Method	Description
static void	ensurePortsNotInUse(Map<String,Integer> ports, String instanceId)	Ensures that all specified ports are available for use.
static boolean	isPortInUse(int port)	Checks if a specific port is currently in use on localhost.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

ensurePortsNotInUse

public static void ensurePortsNotInUse(Map<String,Integer> ports,
 String instanceId)

Ensures that all specified ports are available for use. This method will attempt to check port availability multiple times with a delay between attempts. If ports remain in use after all attempts, it will throw an exception.

Parameters:

ports - Map of port names to their corresponding port numbers

instanceId - The instance ID for logging purposes

Throws:

IllegalStateException - if any port remains in use after maximum attempts

isPortInUse

public static boolean isPortInUse(int port)

Checks if a specific port is currently in use on localhost. This method attempts to bind to the port and returns true if the binding fails (indicating the port is in use).

Parameters:

port - The port number to check

Returns:

true if the port is in use, false if the port is available