java.lang.Object
- uk.gov.gchq.gaffer.mapstore.utils.MapWrapper<K,V>

Type Parameters:

K - the type of key in the map

V - the type of value in the map

All Implemented Interfaces:

Map<K,V>
```
public class MapWrapper<K,V>
extends Object
implements Map<K,V>
```
Wrapper class around the Java Map interface, providing some additional utility methods required by the Gaffer MapStore.

Nested Class Summary
- Nested classes/interfaces inherited from interface java.util.Map
  Map.Entry<K extends Object,V extends Object>

Constructor Summary

Constructors
Constructor Description

MapWrapper(Map<K,V> map)

Method Summary

All Methods Instance Methods Concrete Methods
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)`
`Map<K,V>`	`getAll(Set<K> keys)`	Given a `Set` of keys, retrieve all of the values mapped to those keys.
`boolean`	`isEmpty()`
`Set<K>`	`keySet()`
`V`	`put(K key, V value)`
`void`	`putAll(Map<? extends K,? extends V> m)`
`V`	`remove(Object key)`
`int`	`size()`
`Collection<V>`	`values()`

Methods inherited from class java.lang.Object
equals, 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 Detail
  - MapWrapper
```
public MapWrapper(Map<K,V> map)
```
- Method Detail
  - size
```
public int size()
```
    Specified by:
    
    size in interface Map<K,V>
  - isEmpty
```
public boolean isEmpty()
```
    Specified by:
    
    isEmpty in interface Map<K,V>
  - containsKey
```
public boolean containsKey(Object key)
```
    Specified by:
    
    containsKey in interface Map<K,V>
  - containsValue
```
public boolean containsValue(Object value)
```
    Specified by:
    
    containsValue in interface Map<K,V>
  - get
```
public V get(Object key)
```
    Specified by:
    
    get in interface Map<K,V>
  - getAll
```
public Map<K,V> getAll(Set<K> keys)
```
    Given a Set of keys, retrieve all of the values mapped to those keys.
    
    Parameters:
    
    keys - the keys to search for
    
    Returns:
    
    a submap containing all of the key-value pairs matching the input keys
  - put
```
public V put(K key,
             V value)
```
    Specified by:
    
    put in interface Map<K,V>
  - remove
```
public V remove(Object key)
```
    Specified by:
    
    remove in interface Map<K,V>
  - putAll
```
public void putAll(Map<? extends K,? extends V> m)
```
    Specified by:
    
    putAll in interface Map<K,V>
  - clear
```
public void clear()
```
    Specified by:
    
    clear in interface Map<K,V>
  - keySet
```
public Set<K> keySet()
```
    Specified by:
    
    keySet in interface Map<K,V>
  - values
```
public Collection<V> values()
```
    Specified by:
    
    values in interface Map<K,V>
  - entrySet
```
public Set<Map.Entry<K,V>> entrySet()
```
    Specified by:
    
    entrySet in interface Map<K,V>

Class MapWrapper<K,​V>

Nested Class Summary

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

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from interface java.util.Map

Constructor Detail

MapWrapper

Method Detail

size

isEmpty

containsKey

containsValue

get

getAll

put

remove

putAll

clear

keySet

values

entrySet

Class MapWrapper<K,V>