org.alfresco.repo.cache.lookup

Class EntityLookupCache.EntityLookupCallbackDAOAdaptor

java.lang.Object

org.alfresco.repo.cache.lookup.EntityLookupCache.EntityLookupCallbackDAOAdaptor

All Implemented Interfaces:

EntityLookupCache.EntityLookupCallbackDAO

Enclosing class:

EntityLookupCache

public abstract static class EntityLookupCache.EntityLookupCallbackDAOAdaptor
extends java.lang.Object
implements EntityLookupCache.EntityLookupCallbackDAO

Adaptor for implementations that support immutable entities. The update and delete operations throw UnsupportedOperationException.

Since:

3.2

Constructor Summary

Constructors

Constructor and Description
EntityLookupCache.EntityLookupCallbackDAOAdaptor()

Method Summary

Methods

Modifier and Type	Method and Description
int	deleteByKey(java.io.Serializable key) Disallows the operation.
int	deleteByValue(java.lang.Object value) Disallows the operation.
org.alfresco.util.Pair	findByValue(java.lang.Object value) This implementation never finds a value and is backed by EntityLookupCache.EntityLookupCallbackDAOAdaptor.getValueKey(Object) returning nothing.
java.io.Serializable	getValueKey(java.lang.Object value) This implementation does not find by value and is backed by EntityLookupCache.EntityLookupCallbackDAOAdaptor.findByValue(Object) returning nothing.
int	updateValue(java.io.Serializable key, java.lang.Object value) Disallows the operation.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.alfresco.repo.cache.lookup.EntityLookupCache.EntityLookupCallbackDAO

createValue, findByKey

Constructor Detail

EntityLookupCache.EntityLookupCallbackDAOAdaptor

public EntityLookupCache.EntityLookupCallbackDAOAdaptor()

Method Detail

findByValue

public org.alfresco.util.Pair findByValue(java.lang.Object value)

This implementation never finds a value and is backed by EntityLookupCache.EntityLookupCallbackDAOAdaptor.getValueKey(Object) returning nothing.

Specified by:

findByValue in interface EntityLookupCache.EntityLookupCallbackDAO

Parameters:

value - the value (business object) used to identify the entity (null allowed).

Returns:

Returns null always

getValueKey

public java.io.Serializable getValueKey(java.lang.Object value)

This implementation does not find by value and is backed by EntityLookupCache.EntityLookupCallbackDAOAdaptor.findByValue(Object) returning nothing.

Specified by:

getValueKey in interface EntityLookupCache.EntityLookupCallbackDAO

Parameters:

value - the full value being keyed (never null)

Returns:

Returns null always

updateValue

public int updateValue(java.io.Serializable key,
              java.lang.Object value)

Disallows the operation.

Specified by:

updateValue in interface EntityLookupCache.EntityLookupCallbackDAO

Parameters:

key - the existing key (ID) used to identify the entity (never null)

value - the new value

Returns:

Returns the row update count.

Throws:

java.lang.UnsupportedOperationException - always

deleteByKey

public int deleteByKey(java.io.Serializable key)

Disallows the operation.

Specified by:

deleteByKey in interface EntityLookupCache.EntityLookupCallbackDAO

Parameters:

key - the key (ID) used to identify the entity (never null)

Returns:

Returns the row deletion count.

Throws:

java.lang.UnsupportedOperationException - always

deleteByValue

public int deleteByValue(java.lang.Object value)

Disallows the operation.

Specified by:

deleteByValue in interface EntityLookupCache.EntityLookupCallbackDAO

Parameters:

value - the value (business object) used to identify the enitity (null allowed)

Returns:

Returns the row deletion count.

Throws:

java.lang.UnsupportedOperationException - always