Helpers (javamod 2.2 API)

java.lang.Object
- de.quippy.javamod.system.Helpers

```
public class Helpers
extends Object
```
Since:

22.04.2006

Author:

Daniel Becker

Field Summary

Fields
Modifier and Type	Field and Description
`static int`	`AMIGA_TABLE`
`static int`	`BASEFREQUENCY` Some constants
`static int`	`BASEPERIOD`
`static String`	`CODING_COMMANLINE`
`static String`	`CODING_GUI` Codepages used when reading mod files
`static String`	`CODING_M3U` Codepages used when reading playlist files
`static String`	`COPYRIGHT`
`static String`	`currentCoding`
`static String`	`DEFAULTFONTPATH`
`static Font`	`DIALOG_FONT`
`static double`	`FILTER_PRECISION`
`static int`	`FILTER_SHIFT_BITS`
`static int[]`	`FineLinearSlideDownTable` not yet used
`static int[]`	`FineLinearSlideUpTable` not yet used
`static int`	`FLTMODE_BANDPASS`
`static int`	`FLTMODE_HIGHPASS`
`static int`	`FLTMODE_LOWPASS`
`static int[]`	`FreqS3MTable` Basic C4 S3M/IT --> These Values are from above (Octave 0)!
`static int[]`	`ft2VibratoTable` The FT2 vibrato table
`static String`	`FULLVERSION`
`static String`	`HOMEDIR` HomeDir is the property of the system value "user.home".
`static int`	`IT_AMIGA_TABLE`
`static int[]`	`it_fineTuneTable` This table is used by the stm, s3m, it mods, manly for the old "fineTune" effekt as they are downward compatible calculated by 83632^((i-8)/(128))
`static int`	`IT_LINEAR_TABLE`
`static String`	`JAVAMOD_URL`
`static int`	`KEY_OFF`
`static int[]`	`LinearSlideDownTable` Pitch Envelope Slider Table
`static int[]`	`LinearSlideUpTable` Pitch Envelope Slider Table
`static int[]`	`lintab` Triton's linear periods to frequency translation table (for XM modules)
`protected static int`	`LOGFAC` These are the values of the first octave of the above protracker_fineTunedPeriods This table is used by the XM_AMIGA_TABLE routine
`static int[]`	`logtab`
`static int`	`LOOP_IS_PINGPONG`
`static int`	`LOOP_ON`
`static int`	`LOOP_SUSTAIN_IS_PINGPONG`
`static int`	`LOOP_SUSTAIN_ON`
`static int`	`MAXVOLUME`
`static int`	`MAXVOLUMESHIFT`
`static int[]`	`ModRampDownTable` Triangle wave table (ramp down)
`static int[]`	`ModRandomTable` Random wave table
`static int[]`	`ModSinusTable` Sinus table
`static int[]`	`ModSquareTable` Square wave table (normaly useless, but this keeps the used logic the same)
`static int`	`MODTYPE_IT`
`static int`	`MODTYPE_MOD`
`static int`	`MODTYPE_S3M`
`static int`	`MODTYPE_XM`
`static int`	`NNA_CONTINUE`
`static int`	`NNA_CUT`
`static int`	`NNA_FADE`
`static int`	`NNA_OFF`
`static int`	`NOTE_CUT`
`static int[]`	`noteValues`
`static int`	`PERIOD_SHIFT`
`static int`	`PLAYER_LOOP_DEACTIVATED`
`static int`	`PLAYER_LOOP_FADEOUT`
`static int`	`PLAYER_LOOP_IGNORE`
`static String`	`PROGRAM`
`static int[][]`	`protracker_fineTunedPeriods` From the Protracker V2.1A Playroutine, added one Octave above and two at the end to avoid array index overflows (mainly with arpeggios)
`static int`	`SAMPLE_SHIFT`
`static String`	`SCROLLY_BLANKS` VU-Meter constants
`static int`	`SHIFT`
`static int`	`SHIFT_MASK`
`static int`	`SHIFT_ONE`
`static int`	`SM_16BIT`
`static int`	`SM_ADPCM4`
`static int`	`SM_IT21416`
`static int`	`SM_IT2148`
`static int`	`SM_IT21516`
`static int`	`SM_IT2158`
`static int`	`SM_PCM16D`
`static int`	`SM_PCM16M`
`static int`	`SM_PCM16S`
`static int`	`SM_PCM16U`
`static int`	`SM_PCMD`
`static int`	`SM_PCMS`
`static int`	`SM_PCMU`
`static int`	`SM_STEREO`
`static int`	`SM_STPCM16D`
`static int`	`SM_STPCM16M`
`static int`	`SM_STPCM16S`
`static int`	`SM_STPCM16U`
`static int`	`SM_STPCM8D`
`static int`	`SM_STPCM8S`
`static int`	`SM_STPCM8U`
`static int`	`SONG_AMIGALIMITS`
`static int`	`SONG_CPUVERYHIGH`
`static int`	`SONG_EMBEDMIDICFG`
`static int`	`SONG_ENDREACHED`
`static int`	`SONG_EXFILTERRANGE`
`static int`	`SONG_FADINGSONG`
`static int`	`SONG_FASTVOLSLIDES`
`static int`	`SONG_FIRSTTICK`
`static int`	`SONG_GLOBALFADE`
`static int`	`SONG_ITCOMPATMODE`
`static int`	`SONG_ITOLDEFFECTS`
`static int`	`SONG_LINEARSLIDES`
`static int`	`SONG_MPTFILTERMODE`
`static int`	`SONG_PATTERNLOOP`
`static int`	`SONG_PAUSED`
`static int`	`SONG_STEP`
`static int`	`SONG_SURROUNDPAN`
`static int`	`STM_S3M_TABLE` The frequency tables supported!
`static Font`	`TEXTAREA_FONT`
`static String`	`VERSION` Version Information
`static String`	`VERSION_URL`
`static int`	`VOL_RAMP_FRAC`
`static int`	`VOL_RAMP_LEN`
`static int`	`VOLRAMPLEN_MS`
`static int`	`VOLUMESHIFT`
`static int`	`VOLUMESHIFT_FULL`
`static int`	`XBASS_BUFFER`
`static int`	`XBASS_DELAY`
`static int`	`XM_AMIGA_TABLE`
`static int`	`XM_LINEAR_TABLE`

Method Summary

Methods
Modifier and Type	Method and Description
`static int`	`compareVersions(String v1, String v2)` Compares two version strings
`static int`	`convert3ByteToInt(byte[] buf, int offset)` Converts an Motorola 86000er 3 Byte to an integer
`static int`	`convertDWordToInt(byte[] buf, int offset)` Converts an Motorola 86000er dword to an integer (most significant byte first)
`static int`	`convertIntel3ByteToInt(byte[] buf, int offset)` Converts an Intel like stored 3 Byte to an integer
`static int`	`convertIntelDWordToInt(byte[] buf, int offset)` Converts an Intel like stored dword to an integer (less significant byte first)
`static int`	`convertIntelWordToInt(byte[] buf, int offset)` Converts an Intel like stored word to an integer
`static byte[]`	`convertIntToDWord(int value)` Converts an integer to an Motorola 86000er dword byte array
`static int`	`convertWordToInt(byte[] buf, int offset)` Converts an Motorola 86000er word to an integer
`static int`	`copyFromURL(URL fromURL, File destination, SimpleProgessDialog bar)`
`static URL`	`createAbsolutePathForFile(URL baseURL, String inputFileName)` If the baseURL provided is not absolut this method will generate an absolute file path based on the inputFileName string
`static String`	`createLocalFileStringFromURL(URL url, boolean stayLocal)`
`static String`	`createStringFomURL(URL url)`
`static String`	`createStringFromURLString(String url)`
`static URL`	`createURLfromFile(File file)`
`static URL`	`createURLfromString(String urlLine)`
`static int`	`downloadJavaMod(File destination, SimpleProgessDialog bar)`
`static String`	`getAsHex(int value, int digits)` Displays a value as a hex-value, using #digits
`static String`	`getAudioInfos()` Prints the info about all installed and available audio lines
`static byte[]`	`getBytesFromString(String str, int length, String coding)` Converts a string to an array of bytes with the length specified
`static Color`	`getColorFromString(String color)`
`static String`	`getCurrentServerVersion()` Opens a txt-File on the server containing the current populated Version.
`static double`	`getDBValueFrom(float decimalValue)` convert from DeciBel to decimalValue
`static double`	`getDecimalValueFrom(float dbValue)` Convert from decimalValue to DeciBel
`static Dimension`	`getDimensionFromString(String dimension)`
`static String`	`getExtensionFrom(String fileName)`
`static String`	`getExtensionFromURL(URL url)`
`static String`	`getFileNameFrom(String fileName)`
`static String`	`getFileNameFromURL(URL url)`
`static Point`	`getFrameCenteredLocation(Component centerThis, Component parent)` Get the location for centered Dialog
`static GridBagConstraints`	`getGridBagConstraint(int gridx, int gridy, int gridheight, int gridwidth, int fill, int anchor, double weightx, double weighty)`
`static GridBagConstraints`	`getGridBagConstraint(int gridx, int gridy, int gridheight, int gridwidth, int fill, int anchor, double weightx, double weighty, Insets insets)`
`static Insets`	`getInsetsFromString(String insets)`
`static long`	`getMillisecondsFromTimeString(String timeString)`
`static int`	`getNoteIndexForPeriod(int period)` get the index for the note
`static String`	`getNoteNameToIndex(int index)` For the patterndisplay: retrieve a String for the given note index
`static String`	`getNoteNameToPeriod(int noteIndex)` For the patterndisplay: retrieve a String for the given period
`static Point`	`getPointFromString(String point)`
`static String`	`getPreceedingExtensionFrom(String fileName)`
`static String`	`getPreceedingExtensionFromURL(URL url)`
`static int`	`getRoundedPeriod(int period)` Get the period of the nearest halftone
`static String`	`getStringFromDimension(Dimension dimension)`
`static String`	`getStringFromPoint(Point location)`
`static String`	`getTimeStringFromMilliseconds(long millis)`
`static boolean`	`isEqualURL(URL url1, URL url2)` Compares to URLs and returns true, if they are equal and OK.
`static int`	`promoteSigned16BitToSigned24Bit(int sample)` converts signed 16 bit values to signed 24 bit
`static int`	`promoteSigned16BitToUnsigned8Bit(int sample)` converts signed 16 bit values to unsigned 8 bit
`static int`	`promoteSigned24BitToUnsigned24Bit(int sample)` converts signed 24 bit values to unsigned 24 bit
`static int`	`promoteSigned8BitToSigned16Bit(byte sample)` converts signed 8 bit values to signed 16 bit
`static int`	`promoteSigned8BitToSigned24Bit(byte sample)` converts signed 8 bit values to signed 24 bit
`static int`	`promoteUnsigned16BitToSigned16Bit(int sample)` converts unsigned 16 bit values to signed 16 bit
`static int`	`promoteUnsigned16BitToSigned24Bit(int sample)` converts unsigned 16 bit values to signed 24 bit
`static int`	`promoteUnsigned24BitToSigned24Bit(int sample)` converts unsigned 16 bit values to signed 24 bit
`static int`	`promoteUnsigned8BitToSigned16Bit(byte sample)` converts unsigned 8 bit values to signed 16 bit
`static int`	`promoteUnsigned8BitToSigned24Bit(byte sample)` converts unsigned 8 bit values to signed 24 bit
`static void`	`registerAllClasses()` Registers all Classes that should not load during playback
`static void`	`registerDropListener(ArrayList<DropTarget> list, Container basePanel, PlaylistDropListener myListener)` Register the droplistener to all components...
`static String`	`retrieveAsString(byte[] input, int start, int length)` Loads a C-Type String.
`static String`	`retrieveAsString(byte[] input, int start, int length, String coding)` Loads a C-Type String.
`static FileChooserResult`	`selectFileNameFor(Component parent, String showDir, String action, FileFilter[] filter, int type, boolean multiFileSelection)` Retrieves a java.io.File object via FileChooser
`static void`	`setCoding(boolean gui)` It's ridiculous, but with the GUI we need cp850 but with the commandline we need cp1252.
`static boolean`	`urlExists(String url)` Checks first the File exists method - will try URL than
`static boolean`	`urlExists(URL url)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - VERSION
```
public static final String VERSION
```
    Version Information
    
    See Also:
    Constant Field Values
  - PROGRAM
```
public static final String PROGRAM
```
    See Also:
    Constant Field Values
  - FULLVERSION
```
public static final String FULLVERSION
```
    See Also:
    Constant Field Values
  - COPYRIGHT
```
public static final String COPYRIGHT
```
    See Also:
    Constant Field Values
  - VERSION_URL
```
public static final String VERSION_URL
```
    See Also:
    Constant Field Values
  - JAVAMOD_URL
```
public static final String JAVAMOD_URL
```
    See Also:
    Constant Field Values
  - CODING_GUI
```
public static final String CODING_GUI
```
    Codepages used when reading mod files
    
    See Also:
    Constant Field Values
  - CODING_COMMANLINE
```
public static final String CODING_COMMANLINE
```
    See Also:
    Constant Field Values
  - CODING_M3U
```
public static final String CODING_M3U
```
    Codepages used when reading playlist files
    
    See Also:
    Constant Field Values
  - currentCoding
```
public static String currentCoding
```
  - DIALOG_FONT
```
public static final Font DIALOG_FONT
```
  - DEFAULTFONTPATH
```
public static final String DEFAULTFONTPATH
```
    See Also:
    Constant Field Values
  - HOMEDIR
```
public static String HOMEDIR
```
    HomeDir is the property of the system value "user.home". With Applets this value is unreadable (SecurityException)
  - TEXTAREA_FONT
```
public static Font TEXTAREA_FONT
```
  - noteValues
```
public static final int[] noteValues
```
  - protracker_fineTunedPeriods
```
public static final int[][] protracker_fineTunedPeriods
```
    From the Protracker V2.1A Playroutine, added one Octave above and two at the end to avoid array index overflows (mainly with arpeggios)
  - FreqS3MTable
```
public static final int[] FreqS3MTable
```
    Basic C4 S3M/IT --> These Values are from above (Octave 0)!
  - it_fineTuneTable
```
public static final int[] it_fineTuneTable
```
    This table is used by the stm, s3m, it mods, manly for the old "fineTune" effekt as they are downward compatible calculated by 8363*2^((i-8)/(12*8))
  - FineLinearSlideUpTable
```
public static final int[] FineLinearSlideUpTable
```
    not yet used
  - FineLinearSlideDownTable
```
public static final int[] FineLinearSlideDownTable
```
    not yet used
  - LinearSlideUpTable
```
public static final int[] LinearSlideUpTable
```
    Pitch Envelope Slider Table
  - LinearSlideDownTable
```
public static final int[] LinearSlideDownTable
```
    Pitch Envelope Slider Table
  - LOGFAC
```
protected static final int LOGFAC
```
    These are the values of the first octave of the above protracker_fineTunedPeriods This table is used by the XM_AMIGA_TABLE routine
    
    See Also:
    Constant Field Values
  - logtab
```
public static final int[] logtab
```
  - lintab
```
public static final int[] lintab
```
    Triton's linear periods to frequency translation table (for XM modules)
  - ModSinusTable
```
public static final int[] ModSinusTable
```
    Sinus table
  - ModRampDownTable
```
public static final int[] ModRampDownTable
```
    Triangle wave table (ramp down)
  - ModSquareTable
```
public static final int[] ModSquareTable
```
    Square wave table (normaly useless, but this keeps the used logic the same)
  - ModRandomTable
```
public static final int[] ModRandomTable
```
    Random wave table
  - ft2VibratoTable
```
public static final int[] ft2VibratoTable
```
    The FT2 vibrato table
  - BASEFREQUENCY
```
public static final int BASEFREQUENCY
```
    Some constants
    
    See Also:
    Constant Field Values
  - BASEPERIOD
```
public static final int BASEPERIOD
```
    See Also:
    Constant Field Values
  - SCROLLY_BLANKS
```
public static final String SCROLLY_BLANKS
```
    VU-Meter constants
    
    See Also:
    Constant Field Values
  - STM_S3M_TABLE
```
public static final int STM_S3M_TABLE
```
    The frequency tables supported! AMIGA_TABLE, XM_AMIGA_TABLE and XM_LINEAR_TABLE have to have the highest Numbers, just to send a noteindex if (ft>=AMIGA_TABLE)
    
    See Also:
    Constant Field Values
  - IT_LINEAR_TABLE
```
public static final int IT_LINEAR_TABLE
```
    See Also:
    Constant Field Values
  - AMIGA_TABLE
```
public static final int AMIGA_TABLE
```
    See Also:
    Constant Field Values
  - XM_AMIGA_TABLE
```
public static final int XM_AMIGA_TABLE
```
    See Also:
    Constant Field Values
  - XM_LINEAR_TABLE
```
public static final int XM_LINEAR_TABLE
```
    See Also:
    Constant Field Values
  - IT_AMIGA_TABLE
```
public static final int IT_AMIGA_TABLE
```
    See Also:
    Constant Field Values
  - VOLUMESHIFT
```
public static final int VOLUMESHIFT
```
    See Also:
    Constant Field Values
  - VOLUMESHIFT_FULL
```
public static final int VOLUMESHIFT_FULL
```
    See Also:
    Constant Field Values
  - MAXVOLUME
```
public static final int MAXVOLUME
```
    See Also:
    Constant Field Values
  - MAXVOLUMESHIFT
```
public static final int MAXVOLUMESHIFT
```
    See Also:
    Constant Field Values
  - SHIFT
```
public static final int SHIFT
```
    See Also:
    Constant Field Values
  - SHIFT_ONE
```
public static final int SHIFT_ONE
```
    See Also:
    Constant Field Values
  - SHIFT_MASK
```
public static final int SHIFT_MASK
```
    See Also:
    Constant Field Values
  - PERIOD_SHIFT
```
public static final int PERIOD_SHIFT
```
    See Also:
    Constant Field Values
  - SAMPLE_SHIFT
```
public static final int SAMPLE_SHIFT
```
    See Also:
    Constant Field Values
  - VOL_RAMP_FRAC
```
public static final int VOL_RAMP_FRAC
```
    See Also:
    Constant Field Values
  - VOL_RAMP_LEN
```
public static final int VOL_RAMP_LEN
```
    See Also:
    Constant Field Values
  - VOLRAMPLEN_MS
```
public static final int VOLRAMPLEN_MS
```
    See Also:
    Constant Field Values
  - XBASS_DELAY
```
public static final int XBASS_DELAY
```
    See Also:
    Constant Field Values
  - XBASS_BUFFER
```
public static final int XBASS_BUFFER
```
    See Also:
    Constant Field Values
  - MODTYPE_MOD
```
public static final int MODTYPE_MOD
```
    See Also:
    Constant Field Values
  - MODTYPE_XM
```
public static final int MODTYPE_XM
```
    See Also:
    Constant Field Values
  - MODTYPE_S3M
```
public static final int MODTYPE_S3M
```
    See Also:
    Constant Field Values
  - MODTYPE_IT
```
public static final int MODTYPE_IT
```
    See Also:
    Constant Field Values
  - SM_PCMS
```
public static final int SM_PCMS
```
    See Also:
    Constant Field Values
  - SM_PCMU
```
public static final int SM_PCMU
```
    See Also:
    Constant Field Values
  - SM_PCMD
```
public static final int SM_PCMD
```
    See Also:
    Constant Field Values
  - SM_ADPCM4
```
public static final int SM_ADPCM4
```
    See Also:
    Constant Field Values
  - SM_16BIT
```
public static final int SM_16BIT
```
    See Also:
    Constant Field Values
  - SM_STEREO
```
public static final int SM_STEREO
```
    See Also:
    Constant Field Values
  - SM_PCM16S
```
public static final int SM_PCM16S
```
    See Also:
    Constant Field Values
  - SM_PCM16U
```
public static final int SM_PCM16U
```
    See Also:
    Constant Field Values
  - SM_PCM16D
```
public static final int SM_PCM16D
```
    See Also:
    Constant Field Values
  - SM_PCM16M
```
public static final int SM_PCM16M
```
    See Also:
    Constant Field Values
  - SM_STPCM8S
```
public static final int SM_STPCM8S
```
    See Also:
    Constant Field Values
  - SM_STPCM8U
```
public static final int SM_STPCM8U
```
    See Also:
    Constant Field Values
  - SM_STPCM8D
```
public static final int SM_STPCM8D
```
    See Also:
    Constant Field Values
  - SM_STPCM16S
```
public static final int SM_STPCM16S
```
    See Also:
    Constant Field Values
  - SM_STPCM16U
```
public static final int SM_STPCM16U
```
    See Also:
    Constant Field Values
  - SM_STPCM16D
```
public static final int SM_STPCM16D
```
    See Also:
    Constant Field Values
  - SM_STPCM16M
```
public static final int SM_STPCM16M
```
    See Also:
    Constant Field Values
  - SM_IT2148
```
public static final int SM_IT2148
```
    See Also:
    Constant Field Values
  - SM_IT21416
```
public static final int SM_IT21416
```
    See Also:
    Constant Field Values
  - SM_IT2158
```
public static final int SM_IT2158
```
    See Also:
    Constant Field Values
  - SM_IT21516
```
public static final int SM_IT21516
```
    See Also:
    Constant Field Values
  - LOOP_ON
```
public static final int LOOP_ON
```
    See Also:
    Constant Field Values
  - LOOP_SUSTAIN_ON
```
public static final int LOOP_SUSTAIN_ON
```
    See Also:
    Constant Field Values
  - LOOP_IS_PINGPONG
```
public static final int LOOP_IS_PINGPONG
```
    See Also:
    Constant Field Values
  - LOOP_SUSTAIN_IS_PINGPONG
```
public static final int LOOP_SUSTAIN_IS_PINGPONG
```
    See Also:
    Constant Field Values
  - NNA_CUT
```
public static final int NNA_CUT
```
    See Also:
    Constant Field Values
  - NNA_CONTINUE
```
public static final int NNA_CONTINUE
```
    See Also:
    Constant Field Values
  - NNA_OFF
```
public static final int NNA_OFF
```
    See Also:
    Constant Field Values
  - NNA_FADE
```
public static final int NNA_FADE
```
    See Also:
    Constant Field Values
  - KEY_OFF
```
public static final int KEY_OFF
```
    See Also:
    Constant Field Values
  - NOTE_CUT
```
public static final int NOTE_CUT
```
    See Also:
    Constant Field Values
  - FLTMODE_LOWPASS
```
public static final int FLTMODE_LOWPASS
```
    See Also:
    Constant Field Values
  - FLTMODE_HIGHPASS
```
public static final int FLTMODE_HIGHPASS
```
    See Also:
    Constant Field Values
  - FLTMODE_BANDPASS
```
public static final int FLTMODE_BANDPASS
```
    See Also:
    Constant Field Values
  - FILTER_SHIFT_BITS
```
public static final int FILTER_SHIFT_BITS
```
    See Also:
    Constant Field Values
  - FILTER_PRECISION
```
public static final double FILTER_PRECISION
```
    See Also:
    Constant Field Values
  - SONG_EMBEDMIDICFG
```
public static final int SONG_EMBEDMIDICFG
```
    See Also:
    Constant Field Values
  - SONG_FASTVOLSLIDES
```
public static final int SONG_FASTVOLSLIDES
```
    See Also:
    Constant Field Values
  - SONG_ITOLDEFFECTS
```
public static final int SONG_ITOLDEFFECTS
```
    See Also:
    Constant Field Values
  - SONG_ITCOMPATMODE
```
public static final int SONG_ITCOMPATMODE
```
    See Also:
    Constant Field Values
  - SONG_LINEARSLIDES
```
public static final int SONG_LINEARSLIDES
```
    See Also:
    Constant Field Values
  - SONG_PATTERNLOOP
```
public static final int SONG_PATTERNLOOP
```
    See Also:
    Constant Field Values
  - SONG_STEP
```
public static final int SONG_STEP
```
    See Also:
    Constant Field Values
  - SONG_PAUSED
```
public static final int SONG_PAUSED
```
    See Also:
    Constant Field Values
  - SONG_FADINGSONG
```
public static final int SONG_FADINGSONG
```
    See Also:
    Constant Field Values
  - SONG_ENDREACHED
```
public static final int SONG_ENDREACHED
```
    See Also:
    Constant Field Values
  - SONG_GLOBALFADE
```
public static final int SONG_GLOBALFADE
```
    See Also:
    Constant Field Values
  - SONG_CPUVERYHIGH
```
public static final int SONG_CPUVERYHIGH
```
    See Also:
    Constant Field Values
  - SONG_FIRSTTICK
```
public static final int SONG_FIRSTTICK
```
    See Also:
    Constant Field Values
  - SONG_MPTFILTERMODE
```
public static final int SONG_MPTFILTERMODE
```
    See Also:
    Constant Field Values
  - SONG_SURROUNDPAN
```
public static final int SONG_SURROUNDPAN
```
    See Also:
    Constant Field Values
  - SONG_EXFILTERRANGE
```
public static final int SONG_EXFILTERRANGE
```
    See Also:
    Constant Field Values
  - SONG_AMIGALIMITS
```
public static final int SONG_AMIGALIMITS
```
    See Also:
    Constant Field Values
  - PLAYER_LOOP_DEACTIVATED
```
public static final int PLAYER_LOOP_DEACTIVATED
```
    See Also:
    Constant Field Values
  - PLAYER_LOOP_FADEOUT
```
public static final int PLAYER_LOOP_FADEOUT
```
    See Also:
    Constant Field Values
  - PLAYER_LOOP_IGNORE
```
public static final int PLAYER_LOOP_IGNORE
```
    See Also:
    Constant Field Values
- Method Detail
  - setCoding
```
public static void setCoding(boolean gui)
```
    It's ridiculous, but with the GUI we need cp850 but with the commandline we need cp1252. Unbelievable...
    
    Parameters:
    gui -
    Since:
    
    02.07.2006
  - getNoteNameToIndex
```
public static String getNoteNameToIndex(int index)
```
    For the patterndisplay: retrieve a String for the given note index
    
    Parameters:
    index -
    
    Returns:
  - getNoteNameToPeriod
```
public static String getNoteNameToPeriod(int noteIndex)
```
    For the patterndisplay: retrieve a String for the given period
    
    Parameters:
    period -
    
    Returns:
  - getNoteIndexForPeriod
```
public static int getNoteIndexForPeriod(int period)
```
    get the index for the note
    
    Parameters:
    period -
    
    Returns:
  - getRoundedPeriod
```
public static int getRoundedPeriod(int period)
```
    Get the period of the nearest halftone
    
    Parameters:
    period -
    
    Returns:
  - retrieveAsString
```
public static String retrieveAsString(byte[] input,
                      int start,
                      int length)
```
    Loads a C-Type String. In C/C++ strings end with a NULL-byte. We search for it and skip the rest. Furthermore we convert to UNICODE By the way: sometimes the C-Strings are not terminated. We need to do that ourself than!
    
    Parameters:
    input -
    start -
    length -
    
    Returns:
  - retrieveAsString
```
public static String retrieveAsString(byte[] input,
                      int start,
                      int length,
                      String coding)
```
    Loads a C-Type String. In C/C++ strings end with a NULL-byte. We search for it and skip the rest. Furthermore we convert to UNICODE By the way: sometimes the C-Strings are not terminated. We need to do that ourself than!
    
    Parameters:
    input -
    start -
    length -
    coding -
    
    Returns:
  - getBytesFromString
```
public static byte[] getBytesFromString(String str,
                        int length,
                        String coding)
```
    Converts a string to an array of bytes with the length specified
    
    Parameters:
    str - the string to convert
    length - the size of the byte array
    
    Returns:
    the array of bytes converted from the string
    Since:
    
    23.12.2008
  - getAsHex
```
public static String getAsHex(int value,
              int digits)
```
    Displays a value as a hex-value, using #digits
    
    Parameters:
    value -
    digits -
    
    Returns:
  - convertIntelWordToInt
```
public static int convertIntelWordToInt(byte[] buf,
                        int offset)
```
    Converts an Intel like stored word to an integer
    
    Parameters:
    buf -
    offset -
    
    Returns:
  - convertIntel3ByteToInt
```
public static int convertIntel3ByteToInt(byte[] buf,
                         int offset)
```
    Converts an Intel like stored 3 Byte to an integer
    
    Parameters:
    buf -
    offset -
    
    Returns:
  - convertIntelDWordToInt
```
public static int convertIntelDWordToInt(byte[] buf,
                         int offset)
```
    Converts an Intel like stored dword to an integer (less significant byte first)
    
    Parameters:
    buf -
    offset -
    
    Returns:
  - convertWordToInt
```
public static int convertWordToInt(byte[] buf,
                   int offset)
```
    Converts an Motorola 86000er word to an integer
    
    Parameters:
    buf -
    offset -
    
    Returns:
  - convert3ByteToInt
```
public static int convert3ByteToInt(byte[] buf,
                    int offset)
```
    Converts an Motorola 86000er 3 Byte to an integer
    
    Parameters:
    buf -
    offset -
    
    Returns:
  - convertDWordToInt
```
public static int convertDWordToInt(byte[] buf,
                    int offset)
```
    Converts an Motorola 86000er dword to an integer (most significant byte first)
    
    Parameters:
    buf -
    offset -
    
    Returns:
  - convertIntToDWord
```
public static byte[] convertIntToDWord(int value)
```
    Converts an integer to an Motorola 86000er dword byte array
    
    Parameters:
    value -
    offset -
    
    Returns:
    Since:
    
    23.12.2008
  - promoteSigned8BitToSigned16Bit
```
public static int promoteSigned8BitToSigned16Bit(byte sample)
```
    converts signed 8 bit values to signed 16 bit
    
    Parameters:
    sample -
    
    Returns:
  - promoteSigned8BitToSigned24Bit
```
public static int promoteSigned8BitToSigned24Bit(byte sample)
```
    converts signed 8 bit values to signed 24 bit
    
    Parameters:
    sample -
    
    Returns:
  - promoteSigned16BitToSigned24Bit
```
public static int promoteSigned16BitToSigned24Bit(int sample)
```
    converts signed 16 bit values to signed 24 bit
    
    Parameters:
    sample -
    
    Returns:
  - promoteUnsigned8BitToSigned16Bit
```
public static int promoteUnsigned8BitToSigned16Bit(byte sample)
```
    converts unsigned 8 bit values to signed 16 bit
    
    Parameters:
    sample -
    
    Returns:
  - promoteUnsigned16BitToSigned16Bit
```
public static int promoteUnsigned16BitToSigned16Bit(int sample)
```
    converts unsigned 16 bit values to signed 16 bit
    
    Parameters:
    sample -
    
    Returns:
  - promoteUnsigned8BitToSigned24Bit
```
public static int promoteUnsigned8BitToSigned24Bit(byte sample)
```
    converts unsigned 8 bit values to signed 24 bit
    
    Parameters:
    sample -
    
    Returns:
    Since:
    
    26.05.2006
  - promoteUnsigned16BitToSigned24Bit
```
public static int promoteUnsigned16BitToSigned24Bit(int sample)
```
    converts unsigned 16 bit values to signed 24 bit
    
    Parameters:
    sample -
    
    Returns:
  - promoteUnsigned24BitToSigned24Bit
```
public static int promoteUnsigned24BitToSigned24Bit(int sample)
```
    converts unsigned 16 bit values to signed 24 bit
    
    Parameters:
    sample -
    
    Returns:
  - promoteSigned16BitToUnsigned8Bit
```
public static int promoteSigned16BitToUnsigned8Bit(int sample)
```
    converts signed 16 bit values to unsigned 8 bit
    
    Parameters:
    sample -
    
    Returns:
  - promoteSigned24BitToUnsigned24Bit
```
public static int promoteSigned24BitToUnsigned24Bit(int sample)
```
    converts signed 24 bit values to unsigned 24 bit
    
    Parameters:
    sample -
    
    Returns:
  - getGridBagConstraint
```
public static GridBagConstraints getGridBagConstraint(int gridx,
                                      int gridy,
                                      int gridheight,
                                      int gridwidth,
                                      int fill,
                                      int anchor,
                                      double weightx,
                                      double weighty)
```
    Parameters:
    gridx -
    gridy -
    gridheight -
    gridwidth -
    fill -
    anchor -
    weightx -
    weighty -
    
    Returns:
    Since:
    
    22.06.2006
  - getGridBagConstraint
```
public static GridBagConstraints getGridBagConstraint(int gridx,
                                      int gridy,
                                      int gridheight,
                                      int gridwidth,
                                      int fill,
                                      int anchor,
                                      double weightx,
                                      double weighty,
                                      Insets insets)
```
  - getFrameCenteredLocation
```
public static Point getFrameCenteredLocation(Component centerThis,
                             Component parent)
```
    Get the location for centered Dialog
    
    Parameters:
    centerThis -
    
    Returns:
    Since:
    
    22.06.2006
  - registerDropListener
```
public static void registerDropListener(ArrayList<DropTarget> list,
                        Container basePanel,
                        PlaylistDropListener myListener)
```
    Register the droplistener to all components...
    
    Parameters:
    list - ArrayList of resulting DropTarget-Classes
    basePanel -
    myListener -
  - isEqualURL
```
public static boolean isEqualURL(URL url1,
                 URL url2)
```
    Compares to URLs and returns true, if they are equal and OK. This is done via the URI - as URLs do a domain name lookup which will block if no DNS Lookup is possible
    
    Parameters:
    url1 -
    url2 -
    
    Returns:
    
    Throws:
    
    URISyntaxException
    Since:
    
    01.04.2012
  - createURLfromFile
```
public static URL createURLfromFile(File file)
```
    Parameters:
    file -
    
    Returns:
    Since:
    
    14.02.2012
  - createURLfromString
```
public static URL createURLfromString(String urlLine)
```
    Parameters:
    urlLine -
    
    Returns:
    a URL in correct form
    Since:
    
    01.05.2011
  - createStringFomURL
```
public static String createStringFomURL(URL url)
```
  - createStringFromURLString
```
public static String createStringFromURLString(String url)
```
  - getFileNameFrom
```
public static String getFileNameFrom(String fileName)
```
  - getFileNameFromURL
```
public static String getFileNameFromURL(URL url)
```
  - getExtensionFrom
```
public static String getExtensionFrom(String fileName)
```
  - getExtensionFromURL
```
public static String getExtensionFromURL(URL url)
```
  - getPreceedingExtensionFrom
```
public static String getPreceedingExtensionFrom(String fileName)
```
  - getPreceedingExtensionFromURL
```
public static String getPreceedingExtensionFromURL(URL url)
```
  - createLocalFileStringFromURL
```
public static String createLocalFileStringFromURL(URL url,
                                  boolean stayLocal)
```
  - urlExists
```
public static boolean urlExists(URL url)
```
  - urlExists
```
public static boolean urlExists(String url)
```
    Checks first the File exists method - will try URL than
    
    Parameters:
    url -
    
    Returns:
    Since:
    
    01.05.2011
  - createAbsolutePathForFile
```
public static URL createAbsolutePathForFile(URL baseURL,
                            String inputFileName)
```
    If the baseURL provided is not absolut this method will generate an absolute file path based on the inputFileName string
    
    Parameters:
    baseURL -
    fileName -
    
    Returns:
    Since:
    
    23.03.2011
  - selectFileNameFor
```
public static FileChooserResult selectFileNameFor(Component parent,
                                  String showDir,
                                  String action,
                                  FileFilter[] filter,
                                  int type,
                                  boolean multiFileSelection)
```
    Retrieves a java.io.File object via FileChooser
    
    Parameters:
    parent - can be null. If not, the filechooser is centered to the component
    showDir - can be null. Is the start directory to begin the search or a preselected file
    action - a String for the "open File"-Button
    filter - a FileChooserFilter
    type - 0=load-Mod 1=save-mode
    multiFileSelection - true: multiple Files can be selected
    
    Returns:
    Since:
    
    01.07.2006, 23.03.2011
  - getStringFromPoint
```
public static String getStringFromPoint(Point location)
```
    Parameters:
    location -
    
    Returns:
    a string representing the point class
    Since:
    
    05.01.2008
  - getPointFromString
```
public static Point getPointFromString(String point)
```
    Parameters:
    point -
    
    Returns:
    a Point class from the string
    Since:
    
    05.01.2008
  - getStringFromDimension
```
public static String getStringFromDimension(Dimension dimension)
```
    Parameters:
    location -
    
    Returns:
    a string representing the point class
    Since:
    
    05.01.2008
  - getDimensionFromString
```
public static Dimension getDimensionFromString(String dimension)
```
    Parameters:
    point -
    
    Returns:
    a Point class from the string
    Since:
    
    05.01.2008
  - getInsetsFromString
```
public static Insets getInsetsFromString(String insets)
```
    Parameters:
    insets -
    
    Returns:
    Since:
    
    12.07.2009
  - getColorFromString
```
public static Color getColorFromString(String color)
```
    Parameters:
    color -
    
    Returns:
    Since:
    
    12.07.2009
  - getTimeStringFromMilliseconds
```
public static String getTimeStringFromMilliseconds(long millis)
```
    Parameters:
    millis -
    
    Returns:
    Since:
    
    06.02.2011
  - getDecimalValueFrom
```
public static double getDecimalValueFrom(float dbValue)
```
    Convert from decimalValue to DeciBel
    
    Parameters:
    dbValue -
    
    Returns:
    Since:
    
    14.01.2012
  - getDBValueFrom
```
public static double getDBValueFrom(float decimalValue)
```
    convert from DeciBel to decimalValue
    
    Parameters:
    decimalValue -
    
    Returns:
    Since:
    
    14.01.2012
  - getMillisecondsFromTimeString
```
public static long getMillisecondsFromTimeString(String timeString)
```
    Parameters:
    timeString -
    
    Returns:
    Since:
    
    03.04.2011
  - getAudioInfos
```
public static String getAudioInfos()
```
    Prints the info about all installed and available audio lines
    
    Since:
    
    09.07.2006
  - registerAllClasses
```
public static void registerAllClasses()
                               throws ClassNotFoundException
```
    Registers all Classes that should not load during playback
    
    Throws:
    
    ClassNotFoundException
    Since:
    
    26.12.2007
  - getCurrentServerVersion
```
public static String getCurrentServerVersion()
```
    Opens a txt-File on the server containing the current populated Version. Compare to Helpers.VERSION
    
    Returns:
    Null, if check fails, or the current Version populated
    Since:
    
    19.10.2008
  - compareVersions
```
public static int compareVersions(String v1,
                  String v2)
```
    Compares two version strings
    
    Parameters:
    v1 -
    v2 -
    
    Returns:
    v1>v2: 1; v1==v2: 0; v1
    Since:
    
    16.01.2010
  - downloadJavaMod
```
public static int downloadJavaMod(File destination,
                  SimpleProgessDialog bar)
```
    Parameters:
    destination -
    bar - A JProgressBar or null
    
    Returns:
    Since:
    
    19.10.2008
  - copyFromURL
```
public static int copyFromURL(URL fromURL,
              File destination,
              SimpleProgessDialog bar)
```
    Parameters:
    destination -
    fromURL -
    Since:
    
    22.04.2012

Class Helpers

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

VERSION

PROGRAM

FULLVERSION

COPYRIGHT

VERSION_URL

JAVAMOD_URL

CODING_GUI

CODING_COMMANLINE

CODING_M3U

currentCoding

DIALOG_FONT

DEFAULTFONTPATH

HOMEDIR

TEXTAREA_FONT

noteValues

protracker_fineTunedPeriods

FreqS3MTable

it_fineTuneTable

FineLinearSlideUpTable

FineLinearSlideDownTable

LinearSlideUpTable

LinearSlideDownTable

LOGFAC

logtab

lintab

ModSinusTable

ModRampDownTable

ModSquareTable

ModRandomTable

ft2VibratoTable

BASEFREQUENCY

BASEPERIOD

SCROLLY_BLANKS

STM_S3M_TABLE

IT_LINEAR_TABLE

AMIGA_TABLE

XM_AMIGA_TABLE

XM_LINEAR_TABLE

IT_AMIGA_TABLE

VOLUMESHIFT

VOLUMESHIFT_FULL

MAXVOLUME

MAXVOLUMESHIFT

SHIFT

SHIFT_ONE

SHIFT_MASK

PERIOD_SHIFT

SAMPLE_SHIFT

VOL_RAMP_FRAC

VOL_RAMP_LEN

VOLRAMPLEN_MS

XBASS_DELAY

XBASS_BUFFER

MODTYPE_MOD

MODTYPE_XM

MODTYPE_S3M

MODTYPE_IT

SM_PCMS

SM_PCMU

SM_PCMD

SM_ADPCM4

SM_16BIT

SM_STEREO

SM_PCM16S

SM_PCM16U

SM_PCM16D

SM_PCM16M

SM_STPCM8S

SM_STPCM8U

SM_STPCM8D

SM_STPCM16S

SM_STPCM16U

SM_STPCM16D

SM_STPCM16M

SM_IT2148