Package org.codehaus.groovy.tools.gse

Class StringSetMap

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<K,V>

java.util.LinkedHashMap<String,Set<String>>

org.codehaus.groovy.tools.gse.StringSetMap

All Implemented Interfaces:

Serializable, Cloneable, Map<String,Set<String>>

public class StringSetMap
extends LinkedHashMap<String,Set<String>>

Map from string keys to lazily created sets of strings.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K extends Object,V extends Object>, AbstractMap.SimpleImmutableEntry<K extends Object,V extends Object>

Constructor Summary

Constructors

Constructor	Description
StringSetMap()	Creates an empty map.
StringSetMap(StringSetMap other)	Creates a copy of another string-set map.

Method Summary

Modifier and Type	Method	Description
Set<String>	get(Object o)	Returns the set for the supplied key, creating it if necessary.
void	makeTransitiveHull()	Expands the relation represented by this map to its transitive closure.

Methods inherited from class java.util.LinkedHashMap

clear, containsValue, entrySet, forEach, getOrDefault, keySet, removeEldestEntry, replaceAll, values

Methods inherited from class java.util.HashMap

clone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, containsKey, equals, hashCode, isEmpty, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Constructor Details

StringSetMap

public StringSetMap()

Creates an empty map.

StringSetMap

public StringSetMap(StringSetMap other)

Creates a copy of another string-set map.

Parameters:

other - the map to copy

Method Details

get

public Set<String> get(Object o)

Returns the set for the supplied key, creating it if necessary.

Specified by:

get in interface Map<String,Set<String>>

Overrides:

get in class LinkedHashMap<String,Set<String>>

Parameters:

o - the key whose set should be returned

Returns:

the existing or newly created set

makeTransitiveHull

public void makeTransitiveHull()

Expands the relation represented by this map to its transitive closure.