IDataStore (formcycle: bom 8.3.5 API)

Type Parameters:

K - Type of the keys.

V - Type of the values.
```
public interface IDataStore<K,V>
```
Similar to Map, but with a more limited set of operations. This interface is used to provide a view of a data store that is not necessarily a map. The data store may be a map, but it may also be a list, a set, or any other data structure.

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static interface IDataStore.IDataStoreSupplier
Like a Supplier for a IDataStore, but with the correct type parameters.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`contains(K key)`	Check if the data store contains a value for the given key.
`V`	`get(K key)`	Get the value for the given key.
`void`	`put(K key, V value)`	Put a value for the given key.
`void`	`remove(K key)`	Remove the mapping for the given key.

- Method Detail
  - contains
```
boolean contains(K key)
```
    Check if the data store contains a value for the given key.
    
    Parameters:
    
    key - The key.
    
    Returns:
    
    True if the key is present.
  - get
```
V get(K key)
```
    Get the value for the given key.
    
    Parameters:
    
    key - The key.
    
    Returns:
    
    The value, if it exists, or null otherwise.
  - put
```
void put(K key,
         V value)
```
    Put a value for the given key.
    
    Parameters:
    
    key - The key.
    
    value - The value.
  - remove
```
void remove(K key)
```
    Remove the mapping for the given key.
    
    Parameters:
    
    key - The key.