Package org.pentaho.platform.settings

Class PortFileManager

java.lang.Object

org.pentaho.platform.settings.PortFileManager

public class PortFileManager
extends Object

PortFileManager is a singleton that saves the ports in use and creates a file with a ports list when requested.

Author:

Joao L. M. Pereira

Method Summary

Modifier and Type	Method	Description
boolean	addPort(Integer port)	Add a new used port
void	clear()	Used for testing, simulates a new JVM
static PortFileManager	getInstance()	Returns the PortFileManager instance, if it does not exists, creates a new one
boolean	removePort(Integer port)	Removes a used port
void	writeUsedPortFile(String filePath)	Writes a port list delimited by comma into a specified file

Methods inherited from class java.lang.Object

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

Method Details

getInstance

public static PortFileManager getInstance()

Returns the PortFileManager instance, if it does not exists, creates a new one

Returns:

the PortFileManager instance, it is a singleton

addPort

public boolean addPort(Integer port)

Add a new used port

Parameters:

port - a port being used

Returns:

true, if the port did not exist before

removePort

public boolean removePort(Integer port)

Removes a used port

Parameters:

port - a port that was used, not anymore

Returns:

true, if the port exist before

writeUsedPortFile

public void writeUsedPortFile(String filePath)
                       throws FileNotFoundException,
IOException

Writes a port list delimited by comma into a specified file

Parameters:

filePath - Path for the file to be written

Throws:

FileNotFoundException

IOException

clear

public void clear()

Used for testing, simulates a new JVM