Given a value, return the closest value that is equal or less than it, returning None when no such exists

Extract the filename from the given path, e.g. "mypath/myfile.txt" -> "myfile.txt". @param path the file path (may be {@code null}) @return the extra

Extract the filename extension from the given path, e.g. "mypath/myfile.txt" -> "txt". @param path the file path (may be {@code null}) @return the ex

Return the appropriate parent node for our new node as well as the side it should be on

Block comment */

you can call it without specifying all parameters

Merge the given String arrays into one, with overlapping array elements only included once. <p>The order of elements in the original arrays is preserv

Parse the given {@code localeString} value into a {@link Locale}. <p>This is the inverse operation of {@link Locale#toString Locale's toString}. @par

Compare two paths after normalization of them. @param path1 first path for comparison @param path2 second path for comparison @return whether the two

Turn the given Object into a String with single quotes if it is a String; keeping the Object as-is else. @param obj the input Object (e.g. "myString"

Try to get a node with 0 or 1 children. Either the node we're given has 0 or 1 children or we get its successor.

Remove duplicate Strings from the given array. Also sorts the array, as it uses a TreeSet. @param array the String array @return an array without dup

Turn given source String array into sorted array. @param array the source array @return the sorted array (never {@code null})

Take an array Strings and split each element based on the given delimiter. A {@code Properties} instance is then generated, with the left of the delim

Test if the given String starts with the specified prefix, ignoring upper/lower case. @param str the String to check @param prefix the prefix to l

Strip the filename extension from the given path, e.g. "mypath/myfile.txt" -> "mypath/myfile". @param path the file path (may be {@code null}) @retur

Test whether the given string matches the given substring at the given index. @param str the original string (or StringBuilder) @param index

Determine the RFC 3066 compliant language tag, as used for the HTTP "Accept-Language" header. @param locale the Locale to transform to a language tag

Trim <i>all</i> whitespace from the given String: leading, trailing, and inbetween characters. @param str the String to check @return the trimmed Str

Trim the elements of the given String array, calling {@code String.trim()} on each of them. @param array the original String array @return the result

Trim all occurences of the supplied trailing character from the given String. @param str the String to check @param trailingCharacter t

Trim trailing whitespace from the given String. @param str the String to check @return the trimmed String @see java.lang.Character#isWhitespace

Trim leading and trailing whitespace from the given String. @param str the String to check @return the trimmed String @see java.lang.Character#isWhit

Uncapitalize a {@code String}, changing the first letter to lower case as per {@link Character#toLowerCase(char)}. No other letters are changed. @par

Unqualify a string qualified by a '.' dot character. For example, "this.name.is.qualified", returns "qualified". @param qualifiedName the qualified n