networking
Class Util

java.lang.Object
  networking.Util

public class Util
extends java.lang.Object

Constructor Summary

Util()

Method Summary

static java.io.File	getFile(java.lang.String fileName) Get file object from file name
static java.lang.String	getFilePath(java.lang.String fileName) Get file path from file name
static int	getInt(javax.swing.JTextField tf, java.lang.String who) Parse text field
static int	getInt(java.awt.TextField tf, java.lang.String who) Parse text field
static java.lang.String	getLocalHost() Get name of the localhost
static java.lang.String	getString(javax.swing.JTextField tf, java.lang.String who) Ensure that text field is not empty
static java.lang.String	getString(java.awt.TextField tf, java.lang.String who) Ensure that text field is not empty
static void	setCentered(java.awt.Window w) Center a window on the screen
static void	setCentered(java.awt.Window w, java.awt.Window wBack) Center a window relative to the other window

Methods inherited from class java.lang.Object

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

Constructor Detail

Util

public Util()

Method Detail

getLocalHost

public static java.lang.String getLocalHost()

Get name of the localhost

Returns:

name of the localhost or empty string

getFile

public static java.io.File getFile(java.lang.String fileName)

Get file object from file name

Parameters:

fileName - file name relative to the current user directory

Returns:

file object

getFilePath

public static java.lang.String getFilePath(java.lang.String fileName)

Get file path from file name

Parameters:

fileName - file name relative to the current user directory

Returns:

full file path

setCentered

public static void setCentered(java.awt.Window w)

Center a window on the screen

Parameters:

w - window

setCentered

public static void setCentered(java.awt.Window w,
                               java.awt.Window wBack)

Center a window relative to the other window

Parameters:

w - front window

wBack - back window

getString

public static java.lang.String getString(java.awt.TextField tf,
                                         java.lang.String who)
                                  throws java.lang.Exception

Ensure that text field is not empty

Parameters:

tf - text field

who - name of control

Returns:

not empty contents

Throws:

java.lang.Exception

getInt

public static int getInt(java.awt.TextField tf,
                         java.lang.String who)
                  throws java.lang.Exception

Parse text field

Parameters:

tf - text field

who - name of control

Returns:

parsed integer

Throws:

java.lang.Exception

getString

public static java.lang.String getString(javax.swing.JTextField tf,
                                         java.lang.String who)
                                  throws java.lang.Exception

Ensure that text field is not empty

Parameters:

tf - text field

who - name of control

Returns:

not empty contents

Throws:

java.lang.Exception

getInt

public static int getInt(javax.swing.JTextField tf,
                         java.lang.String who)
                  throws java.lang.Exception

Parse text field

Parameters:

tf - text field

who - name of control

Returns:

parsed integer

Throws:

java.lang.Exception