K - Type of region keys.V - Type of region values.@Experimental public interface Region<K,V>
JSONWrapper| Modifier and Type | Method and Description |
|---|---|
void |
clear()
Removes all keys and values associated from this region.
|
V |
get(K key)
Gets the value, if any, contained in this region for the
key. |
Map<K,V> |
getAll(Collection<K> keys)
Gets the values, if any, contained in this region for the collection of
keys. |
Set<K> |
keySet()
Gets all the keys for which this region has entries
|
void |
put(K key,
V value)
Puts the
value into this region for the key. |
void |
putAll(Map<K,V> values)
Puts the map from keys to
values into this region. |
V |
putIfAbsent(K key,
V value)
Puts the
value into this region for the key if key does
not already have a value associated with it. |
void |
remove(K key)
Removes any value associated with the
key from this region. |
int |
size()
Gets the number of entries in this region.
|
int size() throws IOException
IOExceptionV get(K key) throws IOException
key.key - Unique key associated with a value.key.IOExceptionMap<K,V> getAll(Collection<K> keys) throws IOException
keys.keys - Collection of unique keys associated with values.keys to their associated values.IOExceptionvoid put(K key, V value) throws IOException
value into this region for the key.key - Unique key to associate with the value.value - Value to associate with the key.IOExceptionvoid putAll(Map<K,V> values) throws IOException
values into this region. If any one key/value pair can
not be inserted, the remaining pair insertions will be attempted.values - Map from keys to their associated values.IOExceptionvoid clear()
throws IOException
IOExceptionV putIfAbsent(K key, V value) throws IOException
value into this region for the key if key does
not already have a value associated with it.IOExceptionvoid remove(K key) throws IOException
key from this region.key - Unique key associated with a value.IOExceptionSet<K> keySet() throws IOException
IOException