com.haulmont.cuba.client.sys.cache

Class DynamicAttributesCacheStrategy

java.lang.Object

com.haulmont.cuba.client.sys.cache.DynamicAttributesCacheStrategy

All Implemented Interfaces:

CachingStrategy

@Component(value="cuba_DynamicAttributesCacheStrategy")
public class DynamicAttributesCacheStrategy
extends java.lang.Object
implements CachingStrategy

Each time dynamic attributes cache is used, the strategy initiate check of cache validity The check is performed in separate thread So applied changes in dynamic attributes structure will be visible after 10 seconds

Field Summary

Fields

Modifier and Type	Field and Description
protected CacheUserSessionProvider	cacheUserSessionProvider
protected ClientCacheManager	clientCacheManager
protected DynamicAttributesCache	dynamicAttributesCache
static java.lang.String	NAME
protected boolean	needToValidateCache
protected java.util.concurrent.locks.ReadWriteLock	readWriteLock

Constructor Summary

Constructors

Constructor and Description
DynamicAttributesCacheStrategy()

Method Summary

Modifier and Type	Method and Description
java.lang.Object	getObject() Return cached object
void	init() Method for strategy initialization Invoked at first login, so security context is available
java.lang.Object	loadObject() Refresh cached object
java.util.concurrent.locks.ReadWriteLock	lock() Return lock used to provide caching thread safety
boolean	needToReload() Indicate whether cached object should be refreshed or not

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.haulmont.cuba.client.sys.cache.CachingStrategy

clearCache

Field Detail

NAME

public static final java.lang.String NAME

See Also:

Constant Field Values

clientCacheManager

@Inject
protected ClientCacheManager clientCacheManager

cacheUserSessionProvider

@Inject
protected CacheUserSessionProvider cacheUserSessionProvider

readWriteLock

protected java.util.concurrent.locks.ReadWriteLock readWriteLock

dynamicAttributesCache

protected DynamicAttributesCache dynamicAttributesCache

needToValidateCache

protected volatile boolean needToValidateCache

Constructor Detail

DynamicAttributesCacheStrategy

public DynamicAttributesCacheStrategy()

Method Detail

init

public void init()

Description copied from interface: CachingStrategy

Method for strategy initialization Invoked at first login, so security context is available

Specified by:

init in interface CachingStrategy

getObject

public java.lang.Object getObject()

Description copied from interface: CachingStrategy

Return cached object

Specified by:

getObject in interface CachingStrategy

loadObject

@Nullable
public java.lang.Object loadObject()

Description copied from interface: CachingStrategy

Refresh cached object

Specified by:

loadObject in interface CachingStrategy

needToReload

public boolean needToReload()

Description copied from interface: CachingStrategy

Indicate whether cached object should be refreshed or not

Specified by:

needToReload in interface CachingStrategy

lock

public java.util.concurrent.locks.ReadWriteLock lock()

Description copied from interface: CachingStrategy

Return lock used to provide caching thread safety

Specified by:

lock in interface CachingStrategy