Package bdsup2sub.utils

Class ToolBox

java.lang.Object

bdsup2sub.utils.ToolBox

public final class ToolBox
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
private static final DecimalFormat	FPS_FORMATTER

Constructor Summary

Constructors

Constructor	Description
ToolBox()

Method Summary

Modifier and Type	Method	Description
static String	formatDouble(double value)
static double	getDouble(String s)	Convert String to double
static byte[]	getFileID(String fname, int num)	Returns the first few bytes of a file to check it's type
static String	getFilename(String path, String filename, List<String> extensions, boolean loadDialog, Component parent)	Get file name via "file chooser" dialog
static int	getInt(String s)	Convert String to integer
static String	leftZeroPad(int value, int width)
static void	setString(byte[] buffer, int index, String s)	Write ASCII string to buffer[index] (no special handling for multi-byte characters)
static void	showException(Throwable ex)	Show a dialog with details about an exception
static String	toHexLeftZeroPadded(long value, int width)

Methods inherited from class java.lang.Object

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

Field Details

FPS_FORMATTER

private static final DecimalFormat FPS_FORMATTER

Constructor Details

ToolBox

public ToolBox()

Method Details

leftZeroPad

public static String leftZeroPad(int value,
 int width)

toHexLeftZeroPadded

public static String toHexLeftZeroPadded(long value,
 int width)

formatDouble

public static String formatDouble(double value)

setString

public static void setString(byte[] buffer,
 int index,
 String s)

Write ASCII string to buffer[index] (no special handling for multi-byte characters)

Parameters:

buffer - Byte array

index - Index to write to

s - String containing ASCII characters

Throws:

ArrayIndexOutOfBoundsException

showException

public static void showException(Throwable ex)

Show a dialog with details about an exception

Parameters:

ex - Throwable/Exception to display

getFilename

public static String getFilename(String path,
 String filename,
 List<String> extensions,
 boolean loadDialog,
 Component parent)

Get file name via "file chooser" dialog

Parameters:

path - Default path (without file name).

filename - Default file name (without path).

extensions - Array of allowed extensions (without ".")

loadDialog - If true, this is a load dialog, else it's a save dialog

parent - Parent component (Frame, Window)

Returns:

Selected filename or null if canceled

getFileID

public static byte[] getFileID(String fname,
 int num)

Returns the first few bytes of a file to check it's type

Parameters:

fname - Filename of the file

num - Number of bytes to return

Returns:

Array of bytes (size num) from the beginning of the file

getInt

public static int getInt(String s)

Convert String to integer

Parameters:

s - String containing integer (assumed: positive)

Returns:

Integer value or -1.0 if no valid numerical value

getDouble

public static double getDouble(String s)

Convert String to double

Parameters:

s - String containing double

Returns:

Double value or -1.0 if no valid numerical value