org.exoplatform.commons.utils
Class Tools

java.lang.Object
  org.exoplatform.commons.utils.Tools

public class Tools
extends Object

Version:

$Revision$

Author:

Julien Viet

Constructor Summary

Tools()

Method Summary

static Map<String,String>	asMap(Properties props) Copy the properties state and returns it as a modifiable map.
static Properties	asProperties(Map<String,String> map) Copy the provided map and returns it as a modifiable properties object.
static boolean	endsWithIgnoreCase(String s, String end) Returns true if the string s ends with the end string ignoring the case.
static TimeZone	getTimeZone(String ID) This method is similar to TimeZone.getTimeZone(String) with less contention
static Set<String>	parseCommaList(String s) Parse the provided list according to the comma separator.
static <E> Set<E>	set(E... elements) Instantiates a HashSet object and fills it with the provided element array.

Methods inherited from class java.lang.Object

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

Constructor Detail

Tools

public Tools()

Method Detail

set

public static <E> Set<E> set(E... elements)
                  throws IllegalArgumentException

Instantiates a HashSet object and fills it with the provided element array.

Type Parameters:

E - the element type

Parameters:

elements - the list of elements to add

Returns:

the set of elements

Throws:

IllegalArgumentException - if the element array is null

parseCommaList

public static Set<String> parseCommaList(String s)
                                  throws IllegalArgumentException

Parse the provided list according to the comma separator. The string is sliced first using the String.split(String) method with the "," argument. Each chunk is then trimmed and if its length is not zero then it is added to the returned set.

Parameters:

s - the list to parse

Returns:

the set of string found in the list

Throws:

IllegalArgumentException - if the string argument is null

asProperties

public static Properties asProperties(Map<String,String> map)
                               throws IllegalArgumentException

Copy the provided map and returns it as a modifiable properties object.

Parameters:

map - the map to copy

Returns:

the properties copy

Throws:

IllegalArgumentException - if the map argument is null

asMap

public static Map<String,String> asMap(Properties props)
                                throws IllegalArgumentException

Copy the properties state and returns it as a modifiable map. Only the key and value of type string are copied.

Parameters:

props - the properties object to copy

Returns:

the properties copy as a map

Throws:

IllegalArgumentException - if the props argument is null

endsWithIgnoreCase

public static boolean endsWithIgnoreCase(String s,
                                         String end)
                                  throws IllegalArgumentException

Returns true if the string s ends with the end string ignoring the case.

Parameters:

s - the string to test

end - the string suffix

Returns:

true if the string s ends with the end string ignoring the case

Throws:

IllegalArgumentException - if any string is null

getTimeZone

public static TimeZone getTimeZone(String ID)

This method is similar to TimeZone.getTimeZone(String) with less contention