nl.nn.adapterframework.cache

Class EhCache<V>

java.lang.Object

nl.nn.adapterframework.cache.CacheAdapterBase<V>

nl.nn.adapterframework.cache.EhCache<V>

All Implemented Interfaces:

ICache<String,V>, IConfigurationAware, IScopeProvider, org.springframework.beans.factory.Aware, org.springframework.context.ApplicationContextAware

public class EhCache<V>
extends CacheAdapterBase<V>

General Cache provider. N.B. the default values shown can be overridden using properties in appConstants. The property names are found by prefixing the attribute name with cache.default..

Since:

4.11

Author:

Gerrit van Brakel

Field Summary

Fields inherited from class nl.nn.adapterframework.cache.CacheAdapterBase

log

Constructor Summary

Constructors

Constructor and Description
EhCache()

Method Summary

Modifier and Type	Method and Description
void	close()
void	configure(String ownerName)
int	getDiskExpiryThreadIntervalSeconds()
protected V	getElement(String key)
int	getMaxElementsInMemory()
int	getMaxElementsOnDisk()
String	getMemoryStoreEvictionPolicy()
int	getTimeToIdleSeconds()
int	getTimeToLiveSeconds()
boolean	isDiskPersistent()
boolean	isEternal()
boolean	isOverflowToDisk()
void	open()
protected void	putElement(String key, V value)
protected boolean	removeElement(Object key)
void	setDiskExpiryThreadIntervalSeconds(int diskExpiryThreadIntervalSeconds)
void	setDiskPersistent(boolean diskPersistent)
void	setEternal(boolean eternal)
void	setMaxElementsInMemory(int maxElementsInMemory)
void	setMaxElementsOnDisk(int maxElementsOnDisk)
void	setMemoryStoreEvictionPolicy(String memoryStoreEvictionPolicy)
void	setOverflowToDisk(boolean overflowToDisk)
void	setTimeToIdleSeconds(int timeToIdleSeconds)
void	setTimeToLiveSeconds(int timeToLiveSeconds)
protected V	toValue(Message value)

Methods inherited from class nl.nn.adapterframework.cache.CacheAdapterBase

get, getLogPrefix, put, remove, setCacheEmptyKeys, setCacheEmptyValues, setKeyInputSessionKey, setKeyNamespaceDefs, setKeyStyleSheet, setKeyXPath, setKeyXPathOutputType, setName, setValueInputSessionKey, setValueNamespaceDefs, setValueStyleSheet, setValueXPath, setValueXPathOutputType, transformKey, transformValue

Methods inherited from class java.lang.Object

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

Methods inherited from interface nl.nn.adapterframework.core.IConfigurationAware

getApplicationContext, getName

Methods inherited from interface nl.nn.adapterframework.core.IScopeProvider

getConfigurationClassLoader

Methods inherited from interface org.springframework.context.ApplicationContextAware

setApplicationContext

Constructor Detail

EhCache

public EhCache()

Method Detail

configure

public void configure(String ownerName)
               throws ConfigurationException

Specified by:

configure in interface ICache<String,V>

Overrides:

configure in class CacheAdapterBase<V>

Throws:

ConfigurationException

open

public void open()

close

public void close()

getElement

protected V getElement(String key)

Specified by:

getElement in class CacheAdapterBase<V>

putElement

protected void putElement(String key,
                          V value)

Specified by:

putElement in class CacheAdapterBase<V>

removeElement

protected boolean removeElement(Object key)

Specified by:

removeElement in class CacheAdapterBase<V>

toValue

protected V toValue(Message value)

Specified by:

toValue in class CacheAdapterBase<V>

setMaxElementsInMemory

@IbisDoc(value={"The maximum number of elements in memory, before they are evicted","100"})
public void setMaxElementsInMemory(int maxElementsInMemory)

getMaxElementsInMemory

public int getMaxElementsInMemory()

setMemoryStoreEvictionPolicy

@IbisDoc(value={"Either <code>LRU</code>=Least Recent Use,<code>LFU</code>=Least Frequent Use or <code>FIFO</code>=First In - First Out","LRU"})
public void setMemoryStoreEvictionPolicy(String memoryStoreEvictionPolicy)

getMemoryStoreEvictionPolicy

public String getMemoryStoreEvictionPolicy()

setEternal

@IbisDoc(value={"If <code>true</code>, the elements in the cache are eternal, i.e. never expire","false"})
public void setEternal(boolean eternal)

isEternal

public boolean isEternal()

setTimeToLiveSeconds

@IbisDoc(value={"The amount of time <i>in seconds</i> to live for an element from its creation date","36000"})
public void setTimeToLiveSeconds(int timeToLiveSeconds)

getTimeToLiveSeconds

public int getTimeToLiveSeconds()

setTimeToIdleSeconds

@IbisDoc(value={"The amount of time <i>in seconds</i> to live for an element from its last accessed or modified date","36000"})
public void setTimeToIdleSeconds(int timeToIdleSeconds)

getTimeToIdleSeconds

public int getTimeToIdleSeconds()

setOverflowToDisk

@IbisDoc(value={"If <code>true</code>, the elements that are evicted from memory are spooled to disk","false"})
public void setOverflowToDisk(boolean overflowToDisk)

isOverflowToDisk

public boolean isOverflowToDisk()

setMaxElementsOnDisk

@IbisDoc(value={"The maximum number of elements on disk, before they are removed","10000"})
public void setMaxElementsOnDisk(int maxElementsOnDisk)

getMaxElementsOnDisk

public int getMaxElementsOnDisk()

setDiskPersistent

@IbisDoc(value={"If <code>true</code>, the the cache is reloaded after the JVM restarts","false"})
public void setDiskPersistent(boolean diskPersistent)

isDiskPersistent

public boolean isDiskPersistent()

setDiskExpiryThreadIntervalSeconds

@IbisDoc(value={"How often to run the disk store expiry thread","600"})
public void setDiskExpiryThreadIntervalSeconds(int diskExpiryThreadIntervalSeconds)

getDiskExpiryThreadIntervalSeconds

public int getDiskExpiryThreadIntervalSeconds()