org.fcrepo.kernel.services

Class LowLevelStorageService

java.lang.Object

org.fcrepo.kernel.services.LowLevelStorageService

@Component
public class LowLevelStorageService
extends Object

Service for managing access to low-level binary blobs (which may include redundant copies, etc)

Author:

Chris Beer

Constructor Summary

Constructors

Constructor and Description
LowLevelStorageService()

Method Summary

Methods

Modifier and Type	Method and Description
<T> Set<T>	getClusterResults(org.modeshape.jcr.value.binary.infinispan.InfinispanBinaryStore cacheStore, org.modeshape.jcr.value.BinaryKey key, com.google.common.base.Function<LowLevelCacheEntry,T> transform) Get the transform results in a clustered Infinispan binary store
Set<LowLevelCacheEntry>	getLowLevelCacheEntries(org.modeshape.jcr.value.BinaryKey key) Get the low-level Cache entries for a Modeshape BinaryKey
Set<LowLevelCacheEntry>	getLowLevelCacheEntries(javax.jcr.Node resource) Get the low-level cache entries for a Node containing a jcr:data binary property
Set<LowLevelCacheEntry>	getLowLevelCacheEntries(javax.jcr.Property jcrBinaryProperty) Get the low-level cache entries for a JCR Binary property
Set<LowLevelCacheEntry>	getLowLevelCacheEntriesFromStore(org.modeshape.jcr.value.binary.BinaryStore store, org.modeshape.jcr.value.BinaryKey key) Get the low-level cache entries from a particular BinaryStore
protected Set<LowLevelCacheEntry>	getLowLevelCacheEntriesFromStore(org.modeshape.jcr.value.binary.CompositeBinaryStore compositeStore, org.modeshape.jcr.value.BinaryKey key) Get the low-level cache entries from a particular CompositeBinaryStore
protected Set<LowLevelCacheEntry>	getLowLevelCacheEntriesFromStore(org.modeshape.jcr.value.binary.infinispan.InfinispanBinaryStore ispnStore, org.modeshape.jcr.value.BinaryKey key) Get the low-level cache entries from a particular InfinispanBinaryStore
void	setGetBinaryKey(GetBinaryKey getBinaryKey) Set the function that retrieves a BinaryKey for a property
void	setGetBinaryStore(GetBinaryStore getBinaryStore) Set the function to use to retrieve the BinaryStore
void	setRepository(javax.jcr.Repository repository) Set the repository (used for testing)
<T> Collection<T>	transformLowLevelCacheEntries(org.modeshape.jcr.value.BinaryKey key, com.google.common.base.Function<LowLevelCacheEntry,T> transform) Apply some Function to the low-level cache entries for a BinaryKey in the store
protected <T> Set<T>	transformLowLevelCacheEntries(org.modeshape.jcr.value.binary.BinaryStore store, org.modeshape.jcr.value.BinaryKey key, com.google.common.base.Function<LowLevelCacheEntry,T> transform) Steer low-level cache entries to transform functions according to the subtype of BinaryStore in question
protected <T> Set<T>	transformLowLevelCacheEntries(org.modeshape.jcr.value.binary.CompositeBinaryStore compositeStore, org.modeshape.jcr.value.BinaryKey key, com.google.common.base.Function<LowLevelCacheEntry,T> transform) Transform low-level cache entries from a particular CompositeBinaryStore
<T> Collection<T>	transformLowLevelCacheEntries(javax.jcr.Node resource, com.google.common.base.Function<LowLevelCacheEntry,T> transform) Apply some Function to the low-level cache entries for the Node
<T> Collection<T>	transformLowLevelCacheEntries(javax.jcr.Property jcrBinaryProperty, com.google.common.base.Function<LowLevelCacheEntry,T> transform) Apply some Function to the low-level cache entries for the binary property

Methods inherited from class java.lang.Object

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

Constructor Detail

LowLevelStorageService

public LowLevelStorageService()

Method Detail

transformLowLevelCacheEntries

public <T> Collection<T> transformLowLevelCacheEntries(javax.jcr.Node resource,
                                              com.google.common.base.Function<LowLevelCacheEntry,T> transform)
                                            throws javax.jcr.RepositoryException

Apply some Function to the low-level cache entries for the Node

Parameters:

resource - a JCR Node containing a jcr:data binary property (e.g. a jcr:content node)

transform - a Function to transform the cache entries with

Throws:

javax.jcr.RepositoryException - if the jcr:data property isn't found, a RepositoryException is thrown

transformLowLevelCacheEntries

public <T> Collection<T> transformLowLevelCacheEntries(javax.jcr.Property jcrBinaryProperty,
                                              com.google.common.base.Function<LowLevelCacheEntry,T> transform)
                                            throws javax.jcr.RepositoryException

Apply some Function to the low-level cache entries for the binary property

Parameters:

jcrBinaryProperty - a binary property (e.g. jcr:data)

transform - a Function to transform the underlying cache entry with

Throws:

javax.jcr.RepositoryException

transformLowLevelCacheEntries

public <T> Collection<T> transformLowLevelCacheEntries(org.modeshape.jcr.value.BinaryKey key,
                                              com.google.common.base.Function<LowLevelCacheEntry,T> transform)
                                            throws javax.jcr.RepositoryException

Apply some Function to the low-level cache entries for a BinaryKey in the store

Parameters:

key - a BinaryKey in the cache store

transform - a Function to transform the underlying cache entry with

Throws:

javax.jcr.RepositoryException

transformLowLevelCacheEntries

protected <T> Set<T> transformLowLevelCacheEntries(org.modeshape.jcr.value.binary.CompositeBinaryStore compositeStore,
                                       org.modeshape.jcr.value.BinaryKey key,
                                       com.google.common.base.Function<LowLevelCacheEntry,T> transform)

Transform low-level cache entries from a particular CompositeBinaryStore

Parameters:

key - a Modeshape BinaryValue's key.

Returns:

a set of transformed objects

transformLowLevelCacheEntries

protected <T> Set<T> transformLowLevelCacheEntries(org.modeshape.jcr.value.binary.BinaryStore store,
                                       org.modeshape.jcr.value.BinaryKey key,
                                       com.google.common.base.Function<LowLevelCacheEntry,T> transform)

Steer low-level cache entries to transform functions according to the subtype of BinaryStore in question

Parameters:

key - a Modeshape BinaryValue's key.

Returns:

a set of transformed objects

getLowLevelCacheEntries

public Set<LowLevelCacheEntry> getLowLevelCacheEntries(javax.jcr.Node resource)
                                                throws javax.jcr.RepositoryException

Get the low-level cache entries for a Node containing a jcr:data binary property

Parameters:

resource - a JCR node that has a jcr:data property.

Returns:

a map of binary stores and input streams

Throws:

javax.jcr.RepositoryException - if the jcr:data property isn't found, a RepositoryException is thrown

getLowLevelCacheEntries

public Set<LowLevelCacheEntry> getLowLevelCacheEntries(javax.jcr.Property jcrBinaryProperty)
                                                throws javax.jcr.RepositoryException

Get the low-level cache entries for a JCR Binary property

Parameters:

jcrBinaryProperty - a JCR Binary property (e.g. jcr:data)

Returns:

a map of binary stores and input streams

Throws:

javax.jcr.RepositoryException - if the binary key for property isn't found, a RepositoryException is thrown

getLowLevelCacheEntries

public Set<LowLevelCacheEntry> getLowLevelCacheEntries(org.modeshape.jcr.value.BinaryKey key)

Get the low-level Cache entries for a Modeshape BinaryKey

Parameters:

key - a Modeshape BinaryValue's key.

Returns:

a set of binary stores

getLowLevelCacheEntriesFromStore

public Set<LowLevelCacheEntry> getLowLevelCacheEntriesFromStore(org.modeshape.jcr.value.binary.BinaryStore store,
                                                       org.modeshape.jcr.value.BinaryKey key)

Get the low-level cache entries from a particular BinaryStore

Parameters:

key - a Modeshape BinaryValue's key.

Returns:

a set of binary stores

getLowLevelCacheEntriesFromStore

protected Set<LowLevelCacheEntry> getLowLevelCacheEntriesFromStore(org.modeshape.jcr.value.binary.CompositeBinaryStore compositeStore,
                                                       org.modeshape.jcr.value.BinaryKey key)

Get the low-level cache entries from a particular CompositeBinaryStore

Parameters:

key - a Modeshape BinaryValue's key.

Returns:

a set of binary stores

getLowLevelCacheEntriesFromStore

protected Set<LowLevelCacheEntry> getLowLevelCacheEntriesFromStore(org.modeshape.jcr.value.binary.infinispan.InfinispanBinaryStore ispnStore,
                                                       org.modeshape.jcr.value.BinaryKey key)

Get the low-level cache entries from a particular InfinispanBinaryStore

Parameters:

key - a Modeshape BinaryValue's key.

Returns:

a set of binary stores

getClusterResults

public <T> Set<T> getClusterResults(org.modeshape.jcr.value.binary.infinispan.InfinispanBinaryStore cacheStore,
                           org.modeshape.jcr.value.BinaryKey key,
                           com.google.common.base.Function<LowLevelCacheEntry,T> transform)
                         throws InterruptedException,
                                ExecutionException

Get the transform results in a clustered Infinispan binary store

Parameters:

cacheStore - the Modeshape BinaryStore to use

key - the BinaryKey we want to transform

transform - the Function to apply

Throws:

InterruptedException

ExecutionException

setRepository

public void setRepository(javax.jcr.Repository repository)

Set the repository (used for testing)

setGetBinaryStore

public void setGetBinaryStore(GetBinaryStore getBinaryStore)

Set the function to use to retrieve the BinaryStore

setGetBinaryKey

public void setGetBinaryKey(GetBinaryKey getBinaryKey)

Set the function that retrieves a BinaryKey for a property