Package io.debezium.connector.oracle.logminer.processor.ehcache

Class EhcacheLogMinerCache<K,V>

java.lang.Object

io.debezium.connector.oracle.logminer.processor.ehcache.EhcacheLogMinerCache<K,V>

All Implemented Interfaces:

LogMinerCache<K,V>

public class EhcacheLogMinerCache<K,V>
extends Object
implements LogMinerCache<K,V>

An implementation of LogMinerCache for Ehcache backed off-heap caches.

Author:

Chris Cranford

Nested Class Summary

Nested classes/interfaces inherited from interface io.debezium.connector.oracle.logminer.processor.LogMinerCache

LogMinerCache.Entry<K,V>

Field Summary

Fields

Modifier and Type	Field	Description
private final org.ehcache.Cache<K,V>	cache

Constructor Summary

Constructors

Constructor	Description
EhcacheLogMinerCache(org.ehcache.Cache<K,V> cache)

Method Summary

Modifier and Type	Method	Description
void	clear()	Clear all keys/values from the cache.
boolean	containsKey(K key)	Returns true if the cache contains the given key.
void	entries(Consumer<Stream<LogMinerCache.Entry<K,V>>> streamConsumer)	Consume a Stream of all the entries in the cache.
void	forEach(BiConsumer<K,V> action)
V	get(K key)	Retrieve the value for the given key.
private Stream<org.ehcache.Cache.Entry<K,V>>	getCacheStream()
boolean	isEmpty()	Returns true if the cache is empty.
void	put(K key, V value)	Add the key and value into the cache.
V	remove(K key)	Remove the given key from the cache and return the value that was associated with it.
void	removeIf(Predicate<LogMinerCache.Entry<K,V>> predicate)	Remove all keys/values from the cache when the Predicate returns true;
int	size()	Returns the size of the cache.
<T> T	streamAndReturn(Function<Stream<LogMinerCache.Entry<K,V>>,T> function)	Apply the given function to the provided stream and return the result from the function.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.debezium.connector.oracle.logminer.processor.LogMinerCache

keys, values

Field Details

cache

private final org.ehcache.Cache<K,V> cache

Constructor Details

EhcacheLogMinerCache

public EhcacheLogMinerCache(org.ehcache.Cache<K,V> cache)

Method Details

entries

public void entries(Consumer<Stream<LogMinerCache.Entry<K,V>>> streamConsumer)

Description copied from interface: LogMinerCache

Consume a Stream of all the entries in the cache.

Specified by:

entries in interface LogMinerCache<K,V>

Parameters:

streamConsumer -

clear

public void clear()

Description copied from interface: LogMinerCache

Clear all keys/values from the cache.

Specified by:

clear in interface LogMinerCache<K,V>

get

public V get(K key)

Description copied from interface: LogMinerCache

Retrieve the value for the given key.

Specified by:

get in interface LogMinerCache<K,V>

isEmpty

public boolean isEmpty()

Description copied from interface: LogMinerCache

Returns true if the cache is empty.

Specified by:

isEmpty in interface LogMinerCache<K,V>

containsKey

public boolean containsKey(K key)

Description copied from interface: LogMinerCache

Returns true if the cache contains the given key.

Specified by:

containsKey in interface LogMinerCache<K,V>

put

public void put(K key,
 V value)

Description copied from interface: LogMinerCache

Add the key and value into the cache.

Specified by:

put in interface LogMinerCache<K,V>

remove

public V remove(K key)

Description copied from interface: LogMinerCache

Remove the given key from the cache and return the value that was associated with it.

Specified by:

remove in interface LogMinerCache<K,V>

size

public int size()

Description copied from interface: LogMinerCache

Returns the size of the cache.

Specified by:

size in interface LogMinerCache<K,V>

forEach

public void forEach(BiConsumer<K,V> action)

Specified by:

forEach in interface LogMinerCache<K,V>

removeIf

public void removeIf(Predicate<LogMinerCache.Entry<K,V>> predicate)

Description copied from interface: LogMinerCache

Remove all keys/values from the cache when the Predicate returns true;

Specified by:

removeIf in interface LogMinerCache<K,V>

streamAndReturn

public <T> T streamAndReturn(Function<Stream<LogMinerCache.Entry<K,V>>,T> function)

Description copied from interface: LogMinerCache

Apply the given function to the provided stream and return the result from the function.

Specified by:

streamAndReturn in interface LogMinerCache<K,V>

getCacheStream

private Stream<org.ehcache.Cache.Entry<K,V>> getCacheStream()