com.sun.identity.shared.test

Class CollectionUtils

java.lang.Object

com.sun.identity.shared.test.CollectionUtils

public class CollectionUtils
extends Object

This class provides collections related helper methods.

Method Summary

Modifier and Type	Method and Description
static Map<String,Set<String>>	cloneMap(Map<String,Set<String>> map) Returns a cloned Map of String to Set of String.
static Map<String,Set<String>>	getEmptyValuesMap(Set<String> keys) Returns a Map of String to empty set.
static Map<String,Set<String>>	parseStringToMap(String str) Returns a map of String to Set of String from a formatted string.
static Set<String>	parseStringToSet(String str) Returns a Set of String from a formatted string.
static Set<String>	putSetIntoMap(String key, Map<String,Set<String>> map, String value) Returns set of string.

Methods inherited from class java.lang.Object

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

Method Detail

putSetIntoMap

public static Set<String> putSetIntoMap(String key,
                                        Map<String,Set<String>> map,
                                        String value)

Returns set of string. This is a convenient method for adding a set of string into a map. In this project, we usually have the Map<String, Set<String>> and many times, we just want to add a string to the map.

Parameters:

key - Key to the entry in the map.

map - Map of String to Set of String.

value - Value to be added to the map referenced by key.

Returns:

Set of string.

parseStringToMap

public static Map<String,Set<String>> parseStringToMap(String str)

Returns a map of String to Set of String from a formatted string. The format is

 <key1>=<value11>,<value12>...,<value13>;
 <key2>=<value21>,<value22>...,<value23>; ...
 <keyn>=<valuen1>,<valuen2>...,<valuen3>
 

Parameters:

str - Formatted String.

Returns:

a map of String to Set of String

parseStringToSet

public static Set<String> parseStringToSet(String str)

Returns a Set of String from a formatted string. The format is

 <value1>,<value2>...,<value3>
 

Parameters:

str - Formatted String.

Returns:

a map of String to Set of String

cloneMap

public static Map<String,Set<String>> cloneMap(Map<String,Set<String>> map)

Returns a cloned Map of String to Set of String.

Parameters:

map - Map to be cloned.

Returns:

cloned map.

getEmptyValuesMap

public static Map<String,Set<String>> getEmptyValuesMap(Set<String> keys)

Returns a Map of String to empty set.

Parameters:

keys - Keys of the map.

Returns:

Map of String to empty set.