org.dasein.persist
Class PersistentCache<T extends org.dasein.util.CachedItem>

java.lang.Object
  org.dasein.persist.PersistentCache<T>

Direct Known Subclasses:

HandlerSocketCache, RelationalCache, RelationalHSCache, RiakCache

public abstract class PersistentCache<T extends org.dasein.util.CachedItem>
extends Object

Nested Class Summary

static class

PersistentCache.EntityJoin

Constructor Summary

PersistentCache()

Method Summary

void	addJoinEntity(Class<? extends org.dasein.util.CachedItem> entity, String joinField, String localField)
long	count()
long	count(SearchTerm... terms)
abstract T	create(Transaction xaction, Map<String,Object> state)
Collection<T>	find(SearchTerm... terms)
abstract Collection<T>	find(SearchTerm[] terms, org.dasein.util.JiteratorFilter<T> filter, Boolean orderDesc, String... orderFields)
abstract T	get(Object keyValue)
protected org.dasein.util.ConcurrentMultiCache<T>	getCache()
static PersistentCache<? extends org.dasein.util.CachedItem>	getCache(Class<? extends org.dasein.util.CachedItem> forClass, String primaryKey)
protected PersistentCache.EntityJoin	getJoin(Class<? extends org.dasein.util.CachedItem> entity)
Map<Class<? extends org.dasein.util.CachedItem>,PersistentCache.EntityJoin>	getJoins()
protected String	getKeyValue(Map<String,Object> map, Key key)
protected String	getKeyValue(T object)
protected String	getKeyValue(T object, Key key)
protected Set<String>	getKeyValues(int index, SearchTerm... forTerms)
long	getNewKeyValue()
protected Key	getPrimaryKey()
protected String	getPrimaryKeyField()
protected Key[]	getSecondaryKeys()
Class<T>	getTarget()
protected void	init(Class<T> cls, Key... keys)
protected void	initBase(Class<? extends org.dasein.util.CachedItem> c, Key... keys)
abstract Collection<T>	list()
Collection<T>	list(boolean orderDesc, String... orderFields)
protected Key	matchKeys(SearchTerm[] terms)
abstract void	remove(Transaction xaction, T item)
abstract void	update(Transaction xaction, T item, Map<String,Object> state)

Methods inherited from class java.lang.Object

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

Constructor Detail

PersistentCache

public PersistentCache()

Method Detail

getCache

public static PersistentCache<? extends org.dasein.util.CachedItem> getCache(Class<? extends org.dasein.util.CachedItem> forClass,
                                                                             String primaryKey)
                                                                      throws PersistenceException

Throws:

PersistenceException

addJoinEntity

public void addJoinEntity(Class<? extends org.dasein.util.CachedItem> entity,
                          String joinField,
                          String localField)

getJoin

protected PersistentCache.EntityJoin getJoin(Class<? extends org.dasein.util.CachedItem> entity)

getJoins

public Map<Class<? extends org.dasein.util.CachedItem>,PersistentCache.EntityJoin> getJoins()

initBase

protected final void initBase(Class<? extends org.dasein.util.CachedItem> c,
                              Key... keys)

init

protected void init(Class<T> cls,
                    Key... keys)

count

public long count()
           throws PersistenceException

Throws:

PersistenceException

count

public long count(SearchTerm... terms)
           throws PersistenceException

Throws:

PersistenceException

getCache

protected org.dasein.util.ConcurrentMultiCache<T> getCache()

create

public abstract T create(Transaction xaction,
                         Map<String,Object> state)
                                                     throws PersistenceException

Throws:

PersistenceException

find

public Collection<T> find(SearchTerm... terms)
                                                      throws PersistenceException

Throws:

PersistenceException

find

public abstract Collection<T> find(SearchTerm[] terms,
                                   org.dasein.util.JiteratorFilter<T> filter,
                                   Boolean orderDesc,
                                   String... orderFields)
                                                               throws PersistenceException

Throws:

PersistenceException

get

public abstract T get(Object keyValue)
                                                  throws PersistenceException

Throws:

PersistenceException

getKeyValue

protected String getKeyValue(T object)
                      throws PersistenceException

Throws:

PersistenceException

getKeyValue

protected String getKeyValue(T object,
                             Key key)
                      throws PersistenceException

Throws:

PersistenceException

getKeyValue

protected String getKeyValue(Map<String,Object> map,
                             Key key)
                      throws PersistenceException

Throws:

PersistenceException

getKeyValues

protected Set<String> getKeyValues(int index,
                                   SearchTerm... forTerms)

getPrimaryKey

protected Key getPrimaryKey()

getPrimaryKeyField

protected String getPrimaryKeyField()

getNewKeyValue

public long getNewKeyValue()
                    throws PersistenceException

Throws:

PersistenceException

getSecondaryKeys

protected Key[] getSecondaryKeys()

getTarget

public Class<T> getTarget()

list

public abstract Collection<T> list()
                                                               throws PersistenceException

Throws:

PersistenceException

list

public Collection<T> list(boolean orderDesc,
                          String... orderFields)
                                                      throws PersistenceException

Throws:

PersistenceException

matchKeys

protected Key matchKeys(SearchTerm[] terms)

remove

public abstract void remove(Transaction xaction,
                            T item)
                     throws PersistenceException

Throws:

PersistenceException

update

public abstract void update(Transaction xaction,
                            T item,
                            Map<String,Object> state)
                     throws PersistenceException

Throws:

PersistenceException