XAddingMap (MicroStream API)

All Superinterfaces:

CapacityCarrying, CapacityExtendable, ExtendedCollection<KeyValue<K,V>>, ExtendedMap<K,V>, Sized

All Known Subinterfaces:

XAddGetMap<K,V>, XAddingTable<K,V>, XBasicTable<K,V>, XChart<K,V>, XMap<K,V>, XPutGetMap<K,V>, XPuttingMap<K,V>, XTable<K,V>

All Known Implementing Classes:

EqHashTable, HashTable, LockedMap
```
public interface XAddingMap<K,V>
extends CapacityExtendable, ExtendedMap<K,V>
```

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static interface XAddingMap.Creator<K,V>

Method Summary

Modifier and Type	Method	Description
`boolean`	`add(K key, V value)`	Adds the passed key and value as an entry if key is not yet contained.
`boolean`	`nullKeyAllowed()`
`boolean`	`nullValuesAllowed()`
`boolean`	`set(K key, V value)`	Sets the passed key and value to an appropriate entry if one can be found.
`boolean`	`valueSet(K sampleKey, V value)`	Sets only the passed value to an existing entry appropriate to the passed sampleKey.

Methods inherited from interface one.microstream.collections.interfaces.CapacityCarrying
isFull, maximumCapacity, remainingCapacity

Methods inherited from interface one.microstream.collections.interfaces.CapacityExtendable
currentCapacity, currentFreeCapacity, ensureCapacity, ensureFreeCapacity

Methods inherited from interface one.microstream.collections.interfaces.ExtendedCollection
hasVolatileElements, nullAllowed

Methods inherited from interface one.microstream.collections.interfaces.Sized
isEmpty, size

- Method Detail
  - nullKeyAllowed
```
boolean nullKeyAllowed()
```
  - nullValuesAllowed
```
boolean nullValuesAllowed()
```
  - add
```
boolean add(K key,
            V value)
```
    Adds the passed key and value as an entry if key is not yet contained. Return value indicates new entry.
    
    Parameters:
    
    key -
    
    value -
  - set
```
boolean set(K key,
            V value)
```
    Sets the passed key and value to an appropriate entry if one can be found. Return value indicates entry change.
    
    Parameters:
    
    key -
    
    value -
  - valueSet
```
boolean valueSet(K sampleKey,
                 V value)
```
    Sets only the passed value to an existing entry appropriate to the passed sampleKey. Returns value indicates change.
    
    Parameters:
    
    sampleKey -
    
    value -