net.spy.util
Class SpyUtil

java.lang.Object
  net.spy.util.SpyUtil

public class SpyUtil
extends java.lang.Object

Miscellaneous utilities.

Method Summary

static java.lang.String	byteAToHexString(byte[] me) Get a string representing the hexidecimal value of the given byte array.
static java.lang.String	deHTML(java.lang.String contents) Remove HTML tags from a string.
static java.lang.Boolean	getBoolean(boolean b) Get a boolean instance.
static java.lang.Boolean	getBoolean(java.lang.String s) Returns a Boolean with a value represented by the specified String.
static java.lang.String	getFileData(java.io.File file) Return the contents of a file as a string.
static java.lang.String	getReaderAsString(java.io.Reader r) Load the contents of the given reader as a String.
static java.lang.String	join(java.util.Collection c, java.lang.String on) Join a Collection of Objects on a join string.
static java.lang.String	join(java.util.Enumeration e, java.lang.String on) Join an Enumeration of Strings on a join string.
static java.lang.String	join(java.util.Iterator i, java.lang.String on) Join an Iterator of Objects on a join string.
static void	rmDashR(java.io.File tmp) Recursively remove a path.
static void	runClass(java.lang.ClassLoader cl, java.lang.String classname, java.lang.String[] args) Class invoker (runs main(String[]) from a String array.
static void	runClass(java.lang.String classname, java.lang.String[] args) Class invoker (runs main(String[]) from a String array.
static java.lang.Object[]	shuffle(java.lang.Object[] in) Shuffle (unsort) an array.
static java.lang.String[]	split(java.lang.String on, java.lang.String input) Split a string based on a tokenizer.

Methods inherited from class java.lang.Object

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

Method Detail

shuffle

public static java.lang.Object[] shuffle(java.lang.Object[] in)

Shuffle (unsort) an array.

Parameters:

in - The array of objects to shuffle.

split

public static java.lang.String[] split(java.lang.String on,
                                       java.lang.String input)

Split a string based on a tokenizer.

Parameters:

on - the string to split on (from StringTokenizer)

input - the string that needs to be split

See Also:

StringTokenizer

getReaderAsString

public static java.lang.String getReaderAsString(java.io.Reader r)
                                          throws java.io.IOException

Load the contents of the given reader as a String.

Parameters:

r - a reader

Returns:

a String with the contents of the reader

Throws:

java.io.IOException

getFileData

public static java.lang.String getFileData(java.io.File file)
                                    throws java.io.IOException

Return the contents of a file as a string.

Parameters:

file - File to read.

Throws:

java.io.IOException - Thrown if the file cannot be opened.

join

public static java.lang.String join(java.util.Enumeration e,
                                    java.lang.String on)

Join an Enumeration of Strings on a join string.

Parameters:

e - The enumeration

on - the join string

Returns:

a new String with all of the elements joined

join

public static java.lang.String join(java.util.Iterator i,
                                    java.lang.String on)

Join an Iterator of Objects on a join string. Each object's toString() method will be used for stringification.

Parameters:

i - the iterator of Objects

on - the join string

Returns:

a new String with all of the elements joined

join

public static java.lang.String join(java.util.Collection c,
                                    java.lang.String on)

Join a Collection of Objects on a join string. Each object's toString() method will be used for stringification.

Parameters:

c - the collection

on - the join string

Returns:

a String with all the elements joined

byteAToHexString

public static java.lang.String byteAToHexString(byte[] me)

Get a string representing the hexidecimal value of the given byte array.

Parameters:

me - the byte array that needs hexified.

runClass

public static void runClass(java.lang.String classname,
                            java.lang.String[] args)
                     throws java.lang.Exception

Class invoker (runs main(String[]) from a String array.

Throws:

java.lang.Exception

runClass

public static void runClass(java.lang.ClassLoader cl,
                            java.lang.String classname,
                            java.lang.String[] args)
                     throws java.lang.Exception

Class invoker (runs main(String[]) from a String array.

Throws:

java.lang.Exception

getBoolean

public static java.lang.Boolean getBoolean(java.lang.String s)

Returns a Boolean with a value represented by the specified String. The Boolean returned represents the value true if the string argument is not null and is equal, ignoring case, to the string "true".

Parameters:

s - the string

Returns:

the Boolean instance

getBoolean

public static java.lang.Boolean getBoolean(boolean b)

Get a boolean instance.

Parameters:

b - the type of Boolean instance you want

Returns:

a shared instance of Boolean

deHTML

public static java.lang.String deHTML(java.lang.String contents)

Remove HTML tags from a string.

Parameters:

contents - the string whose HTML tags need removed.

Returns:

the deHTMLed string

rmDashR

public static void rmDashR(java.io.File tmp)

Recursively remove a path.