net.morimekta.providence.storage

Interface ReadWriteStore<K,V>

Type Parameters:

K - Key to use for gathering information.

V - Value to fetch, that is a generic method.

All Superinterfaces:

ReadOnlyStore<K,V>

All Known Subinterfaces:

MessageListStore<K,M,F>, MessageStore<K,M,F>

All Known Implementing Classes:

DirectoryMessageListStore, DirectoryMessageStore, InMemoryMessageListStore, InMemoryMessageStore

public interface ReadWriteStore<K,V>
extends ReadOnlyStore<K,V>

Interface to read and write a value or a range of values for a given key or keys.

Method Summary

Modifier and Type	Method and Description
default V	put(K key, V value)
Map<K,V>	putAll(Map<K,V> values)
default V	remove(K key) Remove the key value pair from the store.
Map<K,V>	removeAll(Collection<K> keys) Remove the values for the given keys.

Methods inherited from interface net.morimekta.providence.storage.ReadOnlyStore

containsKey, get, getAll, keys

Method Detail

putAll

@Nonnull
Map<K,V> putAll(@Nonnull
                         Map<K,V> values)

Parameters:

values - Put all key value pairs form this map into the storage.

Returns:

Immutable map of replaced values. Values not already present should not have an entry in the result map (no key -> null mapping).

removeAll

@Nonnull
Map<K,V> removeAll(Collection<K> keys)

Remove the values for the given keys.

Parameters:

keys - Map of removed key value pairs.

Returns:

Immutable map of removed key value pairs. Values not removed should not have an entry in the result map (no key -> null mapping).

put

@Nullable
default V put(@Nonnull
                        K key,
                        @Nonnull
                        V value)

Parameters:

key - The key to put message at.

value - The value to put.

Returns:

Replaced value if any, otherwise null.

remove

@Nullable
default V remove(@Nonnull
                           K key)

Remove the key value pair from the store.

Parameters:

key - The key to remove.

Returns:

The value removed if any, otherwise null.