John Chamberlain
Java Toolchest
String Utilities reverse - reverses a string right - returns the right n-characters from a string with no chance of error find - finds a string in a string buffer split - divides a string into an array using a delimiter; similar to Java 1.4 split replace - replace one string with another sFixedWidth - formats a string at a fixed width with padding and alignment sRepeatChar - Creates a string by repeating a character sSafeSubstring - Gets a substring of a particular length from a buffer with no chance of error.  Numbers and Numeric Formatting is(Type) - determines whether a String is a number of a particular type toHex - Formats a number as upper-case hex at a fixed with (requires sFixedWidth)  Sorting and Searching sortFiles - quick sorts files by file name  Errors and Debugging extractStackTrace - turns a stack trace into a String sDumpMatrix - prints the content of an array of doubles  File Utilities getExtension - gets the extension from a file name or path File Load - loads a file or string resource into a StringBuffer File Save - saves a StringBuffer to a file Fetch Http - gets a web site and returns it as a string Friendly File Name - Removes objectionable characters from a title so it can be used as a file name sConnectPaths - Takes two path fragments and puts them together making sure only a single slash separates them  Graphics drawArrow - draws an arrow

Java Toolchest · info@johnchamberlain.com · Revised 25 November 2003