Class SmallMap<K,V extends @Nullable Object>

java.lang.Object

com.ibm.wala.util.collections.SmallMap<K,V>

All Implemented Interfaces:

Map<K,V>

public class SmallMap<K,V extends @Nullable Object>
extends Object
implements Map<K,V>

A simple implementation of Map; intended for Maps with few elements. Optimized for space, not time -- use with care.

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Constructor Summary

Constructors

Constructor	Description
SmallMap()

Method Summary

Modifier and Type	Method	Description
void	clear()
boolean	containsKey(Object key)
boolean	containsValue(Object value)
Set<Map.Entry<K,V>>	entrySet()
V	get(Object key)
K	getKey(int i)	Use with care.
V	getValue(int i)	Use with care.
boolean	isEmpty()
Set<K>	keySet()
@Nullable V	put(Object key, Object value)
void	putAll(Map<? extends K,? extends V> t)
V	remove(Object key)
int	size()
Collection<V>	values()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, equals, forEach, getOrDefault, hashCode, merge, putIfAbsent, remove, replace, replace, replaceAll

Constructor Details

SmallMap

public SmallMap()

Method Details

size

public int size()

Specified by:

size in interface Map<K,V extends @Nullable Object>

getKey

public K getKey(int i)
         throws IllegalStateException

Use with care. Fails if key is null.

Returns:

the ith key

Throws:

IllegalStateException

getValue

public V getValue(int i)
           throws IllegalStateException

Use with care.

Returns:

the ith key

Throws:

IllegalStateException

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Map<K,V extends @Nullable Object>

containsKey

public boolean containsKey(Object key)

Specified by:

containsKey in interface Map<K,V extends @Nullable Object>

containsValue

public boolean containsValue(Object value)

Specified by:

containsValue in interface Map<K,V extends @Nullable Object>

get

@NullUnmarked
public V get(Object key)

Specified by:

get in interface Map<K,V extends @Nullable Object>

put

public @Nullable V put(Object key,
 Object value)

Specified by:

put in interface Map<K,V extends @Nullable Object>

remove

public V remove(Object key)
         throws UnsupportedOperationException

Specified by:

remove in interface Map<K,V extends @Nullable Object>

Throws:

UnsupportedOperationException

putAll

public void putAll(Map<? extends K,? extends V> t)
            throws UnsupportedOperationException

Specified by:

putAll in interface Map<K,V extends @Nullable Object>

Throws:

UnsupportedOperationException

clear

public void clear()

Specified by:

clear in interface Map<K,V extends @Nullable Object>

keySet

public Set<K> keySet()

Specified by:

keySet in interface Map<K,V extends @Nullable Object>

values

public Collection<V> values()

Specified by:

values in interface Map<K,V extends @Nullable Object>

entrySet

public Set<Map.Entry<K,V>> entrySet()

Specified by:

entrySet in interface Map<K,V extends @Nullable Object>