util.gen
Class Misc

java.lang.Object
  util.gen.Misc

public class Misc

extends java.lang.Object

A variety of static methods.

Constructor Summary

Misc()

Method Summary

static java.lang.String	addZeros(java.lang.String x) Prepends zeros to a string such that its total length = 10.
static java.lang.String[]	addZeros(java.lang.String[] x) Prepends zeros to each String such that its total length = 10.
static java.lang.String	capitalizeFirstLetter(java.lang.String s) Capitalizes the first letter in a String.
static java.lang.String	clipUnderScore(java.lang.String string) Removes the random digit_ proceeding a string, (ie 2432344322_fileName.txt to fileName.txt)
static java.util.HashMap	createHashMap(java.lang.String[] s) Creates a HashMap from a String[] where the array is ordered such as key,value,key,value...
static java.util.LinkedHashMap	createLinkedHashMap(java.lang.String[] s, int direction) Creates a LinkedHashMap from a String[] where the array is ordered such as key,value,key,value...
static java.lang.String	doubleArrayToString(double[] i, java.lang.String separator) Returns a String separated by separator for each double[i].
static int	extractIdFromConcat(java.lang.String concat) Takes a String like testSlide:33328:testslide desc...:1 or test: gip: 2, splits on the : and looks for ID in the last String[x], if not found it returns zero, otherwise it returns a parsed int.
static int	extractIdFromFrontOfConcat(java.lang.String concat) Takes a String like 1: testSlide: 33328:testslide desc etc or 2: test: gip, splits on the : and looks for ID in the first String[x], if not found it returns zero, otherwise it returns a parsed int.
static java.lang.String[]	extractIDsFromConcats(java.lang.String[] concats) Ditto to extractIDFromConcat but works on String[] returning IDs as a String[].
static void	fatalError(java.lang.String message) Prints message to screen, to log4j error, then exits.
static java.lang.String	fetchExit(java.lang.String key, java.util.HashMap map) Looks for key, if not found prints error message and exists.
static int	fetchMatchingStringArrayIndex(java.lang.String guess, java.lang.String[] choices) Loose matching of substring guess from larger String[]s.
static java.lang.String	floatArrayToString(float[] i, java.lang.String separator) Returns a String separated by separator for each float[i].
static java.lang.String	getDate() Returns a nicely formated time (15 May 2004).
static java.lang.String	getDateNoSpaces() Returns a nicely formated time (15May2004).
static java.lang.String	getFormattedTimeFromFraction(double fractionalTime) Returns a formatted time 2:15:00 given 2.25
static java.lang.String[]	hashSetToStringArray(java.util.HashSet hash) Converts a hash to a String[] by direct cast.
static java.lang.String	intArrayToString(int[] i, java.lang.String separator) Returns a String separated by separator for each int[i].
static int[]	integerArrayListToIntArray(java.util.ArrayList integerAL) Converts an ArrayList of Integer to int[].
static boolean	isEmpty(java.lang.String text) Method to check if a string is null or empty after trimming.
static boolean	isNotEmpty(java.lang.String text) Method to check if a string is not null and contains more than "".
static boolean	isStringEmpty(java.lang.String string) Returns true if a String contains just white space or is empty.
static java.util.HashSet	loadHashSet(java.lang.Object[] s) Loads a HashSet with and Object array.
static java.util.ArrayList	objectArrayToArrayList(java.lang.Object[] ob) Converts an Object[] to an ArrayList
static java.util.ArrayList	parseKeyValueGroups(java.lang.String line) Given a String of 'treat1=/file1,/file2*treat2=/file3,/file4*treat3=/file5,file6' Will return an ArrayList contining first a String[] of the keys {treat1,treat2,treat3} and second a String[][] of the parsed values matching the keys.
static java.util.LinkedHashMap	parseKeyValues(java.lang.String line) Given a String of 'treat1=/file1,treat2=/file3, etc', no spaces, returns a LinkedHashMap of keys=values.
static java.lang.String[]	prependString(java.lang.String[] d, java.lang.String newValue) Returns a new array with the newValue appended on the beginning.
static void	printArray(java.util.ArrayList array) Prints ArrayList to System.out
static void	printArray(double[] array) Prints a double[] to System.out on a single line.
static void	printArray(double[][] d) Print to System.out a double[][]
static void	printArray(float[] array) Prints a int[] to System.out
static void	printArray(float[][] d) Print to System.out a float[][]
static void	printArray(int[] array) Prints a int[] to System.out
static void	printArray(int[][] d) Print to System.out a int[][]
static void	printArray(java.lang.Object[] array) Prints a Object[] to System.out
static void	printArray(java.lang.Object[][] array) Prints a Object[][] to System.out
static void	printArray(java.lang.String[] array) Prints a String[] to System.out
static void	printArrayLine(java.lang.String[] array) Prints a String[] to System.out
static void	printExit(java.lang.String message) Prints message to screen, then exits.
static boolean	printHashSetToFile(java.util.HashSet hash, java.lang.String file) Prints a HashSet to a file.
static java.lang.String	removeExtension(java.lang.String txt) Removes an extension if found xxx.txt -> xxx.
static java.lang.String	replaceEnd(java.lang.String word, java.lang.String match, java.lang.String replacement) Attempts to match the end of the word with the match, case insensitive, replaces it if found, otherwise returns null.
static void	sleep(int seconds) Sleeps for given number of seconds
static java.lang.String[]	splitOnFirstColon(java.lang.String idColonName) Returns a String[2] split on first colon, if no colon returns null.
static java.lang.String[]	splitString(java.lang.String concat, java.lang.String regex) Splits a String on a regular expression, watching out for escaped characters ie Cat\=Mouse would not be split when = is given as the regex, a String[0], {"Cat\=Mouse"} would be returned.
static java.lang.String	stringArrayListToString(java.util.ArrayList stringAL, java.lang.String separator) Returns a String separated by the separator given an ArrayList of String.
static java.lang.String[]	stringArrayListToStringArray(java.util.ArrayList stringAL) Returns a String[] given an ArrayList of Strings.
static java.util.ArrayList	stringArrayToArrayList(java.lang.String[] s) Returns an ArrayList of String given a String[]
static java.lang.String	stringArrayToString(java.lang.String[] s, java.lang.String separator) Returns a String separated by commas for each bin.
java.lang.String[]	toLowerCase(java.lang.String[] strings) Lower cases a String[]
static int	totalLength(java.lang.Object[][] array) Counts the total length of an Object[][]
static java.lang.String[]	trimCommon(java.lang.String[] lines) Trims the comon chars from the front and back of each line, won't entirely delete line.
static java.lang.String[]	trimCommonStart(java.lang.String[] lines) Trims characters common to all from start of lines.
static java.lang.String	trimQuotes(java.lang.String cell) Trims "" from the beginning and end of String if both are found.
static java.lang.String	trimTxt(java.lang.String s) Removes .txt from end of String if present
static java.lang.String	truncate(java.lang.String string, int cutOff) Truncates a String adding three periods if too long.

Methods inherited from class java.lang.Object

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

Constructor Detail

Misc

public Misc()

Method Detail

hashSetToStringArray

public static java.lang.String[] hashSetToStringArray(java.util.HashSet hash)

Converts a hash to a String[] by direct cast.

sleep

public static void sleep(int seconds)

Sleeps for given number of seconds

fetchExit

public static java.lang.String fetchExit(java.lang.String key,
                                         java.util.HashMap map)

Looks for key, if not found prints error message and exists.

prependString

public static java.lang.String[] prependString(java.lang.String[] d,
                                               java.lang.String newValue)

Returns a new array with the newValue appended on the beginning.

capitalizeFirstLetter

public static java.lang.String capitalizeFirstLetter(java.lang.String s)

Capitalizes the first letter in a String.

removeExtension

public static java.lang.String removeExtension(java.lang.String txt)

Removes an extension if found xxx.txt -> xxx. If none found returns the original.

parseKeyValueGroups

public static java.util.ArrayList parseKeyValueGroups(java.lang.String line)

Given a String of 'treat1=/file1,/file2*treat2=/file3,/file4*treat3=/file5,file6' Will return an ArrayList contining first a String[] of the keys {treat1,treat2,treat3} and second a String[][] of the parsed values matching the keys. Returns null if an error is found.

trimCommonStart

public static java.lang.String[] trimCommonStart(java.lang.String[] lines)

Trims characters common to all from start of lines.

trimCommon

public static java.lang.String[] trimCommon(java.lang.String[] lines)

Trims the comon chars from the front and back of each line, won't entirely delete line.

parseKeyValues

public static java.util.LinkedHashMap parseKeyValues(java.lang.String line)

Given a String of 'treat1=/file1,treat2=/file3, etc', no spaces, returns a LinkedHashMap of keys=values. Returns null if an error is found.

replaceEnd

public static java.lang.String replaceEnd(java.lang.String word,
                                          java.lang.String match,
                                          java.lang.String replacement)

Attempts to match the end of the word with the match, case insensitive, replaces it if found, otherwise returns null.

fatalError

public static void fatalError(java.lang.String message)

Prints message to screen, to log4j error, then exits.

printExit

public static void printExit(java.lang.String message)

Prints message to screen, then exits.

totalLength

public static int totalLength(java.lang.Object[][] array)

Counts the total length of an Object[][]

trimTxt

public static java.lang.String trimTxt(java.lang.String s)

Removes .txt from end of String if present

addZeros

public static java.lang.String addZeros(java.lang.String x)

Prepends zeros to a string such that its total length = 10. Use for converting a String number to a form that can be correctly sorted. ie would convert 39 to 0000000039

addZeros

public static java.lang.String[] addZeros(java.lang.String[] x)

Prepends zeros to each String such that its total length = 10. Use for converting a String number to a form that can be correctly sorted. ie would convert 39 to 0000000039

loadHashSet

public static java.util.HashSet loadHashSet(java.lang.Object[] s)

Loads a HashSet with and Object array.

trimQuotes

public static java.lang.String trimQuotes(java.lang.String cell)

Trims "" from the beginning and end of String if both are found. Excel when saving as a tab delimited file, adds quotes !$#%#$!!!

splitString

public static java.lang.String[] splitString(java.lang.String concat,
                                             java.lang.String regex)

Splits a String on a regular expression, watching out for escaped characters ie Cat\=Mouse would not be split when = is given as the regex, a String[0], {"Cat\=Mouse"} would be returned. The method will not return empty Strings, Cat===Mouse would return {"Cat","Mouse}. Lastly, each String in the String[] is .trim()ed prior to saving, so no flanking white space. Use this method when you need to allow for character escaping.

fetchMatchingStringArrayIndex

public static int fetchMatchingStringArrayIndex(java.lang.String guess,
                                                java.lang.String[] choices)

Loose matching of substring guess from larger String[]s. Returns index of first matching choice, -1 if nothing found. Case insensitive.

toLowerCase

public java.lang.String[] toLowerCase(java.lang.String[] strings)

Lower cases a String[]

printArray

public static void printArray(java.lang.Object[] array)

Prints a Object[] to System.out

printArray

public static void printArray(java.lang.Object[][] array)

Prints a Object[][] to System.out

printArray

public static void printArray(java.lang.String[] array)

Prints a String[] to System.out

printArrayLine

public static void printArrayLine(java.lang.String[] array)

Prints a String[] to System.out

printArray

public static void printArray(java.util.ArrayList array)

Prints ArrayList to System.out

printArray

public static void printArray(int[] array)

Prints a int[] to System.out

printArray

public static void printArray(float[] array)

Prints a int[] to System.out

printArray

public static void printArray(double[] array)

Prints a double[] to System.out on a single line.

clipUnderScore

public static java.lang.String clipUnderScore(java.lang.String string)

Removes the random digit_ proceeding a string, (ie 2432344322_fileName.txt to fileName.txt)

truncate

public static java.lang.String truncate(java.lang.String string,
                                        int cutOff)

Truncates a String adding three periods if too long.

getDate

public static java.lang.String getDate()

Returns a nicely formated time (15 May 2004). (Note, all I can say is that the GC DateFormat Date classes are so convoluted as to be utterly useless. Shame!)

getDateNoSpaces

public static java.lang.String getDateNoSpaces()

Returns a nicely formated time (15May2004). (Note, all I can say is that the GC DateFormat Date classes are so convoluted as to be utterly useless. Shame!)

getFormattedTimeFromFraction

public static java.lang.String getFormattedTimeFromFraction(double fractionalTime)

Returns a formatted time 2:15:00 given 2.25

extractIdFromConcat

public static int extractIdFromConcat(java.lang.String concat)

Takes a String like testSlide:33328:testslide desc...:1 or test: gip: 2, splits on the : and looks for ID in the last String[x], if not found it returns zero, otherwise it returns a parsed int.

extractIdFromFrontOfConcat

public static int extractIdFromFrontOfConcat(java.lang.String concat)

Takes a String like 1: testSlide: 33328:testslide desc etc or 2: test: gip, splits on the : and looks for ID in the first String[x], if not found it returns zero, otherwise it returns a parsed int.

extractIDsFromConcats

public static java.lang.String[] extractIDsFromConcats(java.lang.String[] concats)

Ditto to extractIDFromConcat but works on String[] returning IDs as a String[]. Pulls off an int from the first cel of a colon delimited String.

splitOnFirstColon

public static java.lang.String[] splitOnFirstColon(java.lang.String idColonName)

Returns a String[2] split on first colon, if no colon returns null.

isEmpty

public static boolean isEmpty(java.lang.String text)

Method to check if a string is null or empty after trimming.

isNotEmpty

public static boolean isNotEmpty(java.lang.String text)

Method to check if a string is not null and contains more than "".

integerArrayListToIntArray

public static int[] integerArrayListToIntArray(java.util.ArrayList integerAL)

Converts an ArrayList of Integer to int[]. Returns null if empty.

stringArrayListToStringArray

public static java.lang.String[] stringArrayListToStringArray(java.util.ArrayList stringAL)

Returns a String[] given an ArrayList of Strings.

intArrayToString

public static java.lang.String intArrayToString(int[] i,
                                                java.lang.String separator)

Returns a String separated by separator for each int[i]. Returns "" if null or uninitialized.

floatArrayToString

public static java.lang.String floatArrayToString(float[] i,
                                                  java.lang.String separator)

Returns a String separated by separator for each float[i]. Returns "" if null or uninitialized.

doubleArrayToString

public static java.lang.String doubleArrayToString(double[] i,
                                                   java.lang.String separator)

Returns a String separated by separator for each double[i]. Returns "" if null or uninitialized.

createLinkedHashMap

public static java.util.LinkedHashMap createLinkedHashMap(java.lang.String[] s,
                                                          int direction)

Creates a LinkedHashMap from a String[] where the array is ordered such as key,value,key,value... Direction 0 forward, 1 = reverse of making the Map. Returns null if odd number of Strings

printHashSetToFile

public static boolean printHashSetToFile(java.util.HashSet hash,
                                         java.lang.String file)

Prints a HashSet to a file. Each entry on a new line.

objectArrayToArrayList

public static java.util.ArrayList objectArrayToArrayList(java.lang.Object[] ob)

Converts an Object[] to an ArrayList

printArray

public static void printArray(double[][] d)

Print to System.out a double[][]

printArray

public static void printArray(float[][] d)

Print to System.out a float[][]

printArray

public static void printArray(int[][] d)

Print to System.out a int[][]

stringArrayToArrayList

public static java.util.ArrayList stringArrayToArrayList(java.lang.String[] s)

Returns an ArrayList of String given a String[]

stringArrayListToString

public static java.lang.String stringArrayListToString(java.util.ArrayList stringAL,
                                                       java.lang.String separator)

Returns a String separated by the separator given an ArrayList of String.

stringArrayToString

public static java.lang.String stringArrayToString(java.lang.String[] s,
                                                   java.lang.String separator)

Returns a String separated by commas for each bin.

createHashMap

public static java.util.HashMap createHashMap(java.lang.String[] s)

Creates a HashMap from a String[] where the array is ordered such as key,value,key,value... Returns null if odd number of Strings

isStringEmpty

public static boolean isStringEmpty(java.lang.String string)

Returns true if a String contains just white space or is empty.