com.neurosys.content.lookup

Class ContentCategoryLookup<C extends AbstractContent>

java.lang.Object

com.neurosys.lookups.AbstractCategoryLookup<C>

com.neurosys.content.lookup.ContentCategoryLookup<C>

All Implemented Interfaces:

org.apache.commons.collections.Transformer

public class ContentCategoryLookup<C extends AbstractContent>
extends AbstractCategoryLookup<C>

Lookup a Category to get Category Product by using any unique field in it
It also caches the result

Author:

Arjun Dhar

Field Summary

Fields

Modifier and Type	Field and Description
protected javax.persistence.EntityManager	entityManager

Fields inherited from class com.neurosys.lookups.AbstractCategoryLookup

searchBy, throwExceptionOnNull, type

Constructor Summary

Constructors

Constructor and Description
ContentCategoryLookup()
ContentCategoryLookup(javax.persistence.EntityManager entityManager)

Method Summary

Modifier and Type	Method and Description
void	clear()
javax.persistence.EntityManager	getEntityManager()
protected C	query(Object value) Implementation, to define how to query using the query object
void	setEntityManager(javax.persistence.EntityManager entityManager)
Object	transform(Object in) For a Given String mnemonic code lookup the Hierarchy of the Category

Methods inherited from class com.neurosys.lookups.AbstractCategoryLookup

getSearchBy, isThrowExceptionOnNull, setSearchBy, setThrowExceptionOnNull

Methods inherited from class java.lang.Object

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

Field Detail

entityManager

protected javax.persistence.EntityManager entityManager

Constructor Detail

ContentCategoryLookup

public ContentCategoryLookup()

ContentCategoryLookup

public ContentCategoryLookup(javax.persistence.EntityManager entityManager)

Method Detail

transform

@Cacheable(value="contentLookup")
public Object transform(Object in)

For a Given String mnemonic code lookup the Hierarchy of the Category

Specified by:

transform in interface org.apache.commons.collections.Transformer

Overrides:

transform in class AbstractCategoryLookup<C extends AbstractContent>

Parameters:

in - as value (some unique key), from which the parent object can be derived

query

protected C query(Object value)
           throws Exception

Description copied from class: AbstractCategoryLookup

Implementation, to define how to query using the query object

Specified by:

query in class AbstractCategoryLookup<C extends AbstractContent>

Parameters:

value - input object (value to search for) on the AbstractCategoryLookup.searchBy field

Returns:

T as entity

Throws:

Exception

See Also:

Query

clear

@CacheEvict(value="contentLookup",
            allEntries=true)
public void clear()

getEntityManager

public javax.persistence.EntityManager getEntityManager()

setEntityManager

public void setEntityManager(javax.persistence.EntityManager entityManager)