xsul.http_server.plain_impl
Class TcpPortRange

java.lang.Object
  xsul.http_server.plain_impl.TcpPortRange

public class TcpPortRange

extends java.lang.Object

This class is based on code Cog (see license notice attached at the end of file).

Version:

$Revision: 1.1 $

Author:

Aleksander Slominski

Constructor Summary

TcpPortRange(java.lang.String portRangeStr)

Method Summary

void	free(int portNumber) Releases or frees the port number.
int	getFreePort(int lastPortNumber) Returns first available port >= lastPortNumber;
void	setUsed(int portNumber) Sets the port number as used.

Methods inherited from class java.lang.Object

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

Constructor Detail

TcpPortRange

public TcpPortRange(java.lang.String portRangeStr)

Method Detail

getFreePort

public int getFreePort(int lastPortNumber)
                throws java.io.IOException

Returns first available port >= lastPortNumber;

Parameters:

lastPortNumber - port number to start finding the next available port from. Set it to 0 if called initialy.

Returns:

the next available port number from the lastPortNumber.

Throws:

java.io.IOException

setUsed

public void setUsed(int portNumber)

Sets the port number as used.

Parameters:

portNumber - port number

free

public void free(int portNumber)

Releases or frees the port number. (Mark it as unused)

Parameters:

portNumber - port number