org.jboss.as.selfcontained

Class SelfContainedContentRepository

java.lang.Object

org.jboss.as.selfcontained.SelfContainedContentRepository

All Implemented Interfaces:

ContentRepository, org.jboss.msc.service.Service<ContentRepository>, org.jboss.msc.value.Value<ContentRepository>

public class SelfContainedContentRepository
extends Object
implements ContentRepository, org.jboss.msc.service.Service<ContentRepository>

A content-repository capable of providing a static bit of content.

Author:

Bob McWhirter

See Also:

ContentProvider

Nested Class Summary

Nested classes/interfaces inherited from interface org.jboss.as.repository.ContentRepository

ContentRepository.Factory

Field Summary

Fields inherited from interface org.jboss.as.repository.ContentRepository

DELETED_CONTENT, MARKED_CONTENT, OBSOLETE_CONTENT_TIMEOUT, SERVICE_NAME

Fields inherited from interface org.jboss.msc.service.Service

NULL, NULL_VALUE

Constructor Summary

Constructors

Constructor and Description
SelfContainedContentRepository()

Method Summary

Modifier and Type	Method and Description
byte[]	addContent(InputStream stream) Add the given content to the repository along with a reference tracked by name.
void	addContentReference(ContentReference reference) Adds a reference to the content.
static void	addService(org.jboss.msc.service.ServiceTarget serviceTarget) Install the service.
Map<String,Set<String>>	cleanObsoleteContent() Clean content that is not referenced from the repository.
org.jboss.vfs.VirtualFile	getContent(byte[] hash) Get the content as a virtual file.
org.jboss.msc.inject.Injector<ContentProvider>	getContentProviderInjector()
ContentRepository	getValue()
boolean	hasContent(byte[] hash) Gets whether content with the given hash is stored in the repository.
void	removeContent(ContentReference reference) Remove the given content from the repository.
void	start(org.jboss.msc.service.StartContext startContext)
void	stop(org.jboss.msc.service.StopContext stopContext)
boolean	syncContent(ContentReference reference) Synchronize content with the given reference.

Methods inherited from class java.lang.Object

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

Constructor Detail

SelfContainedContentRepository

public SelfContainedContentRepository()

Method Detail

addService

public static void addService(org.jboss.msc.service.ServiceTarget serviceTarget)

Install the service.

getContentProviderInjector

public org.jboss.msc.inject.Injector<ContentProvider> getContentProviderInjector()

addContent

public byte[] addContent(InputStream stream)
                  throws IOException

Description copied from interface: ContentRepository

Add the given content to the repository along with a reference tracked by name.

Specified by:

addContent in interface ContentRepository

Parameters:

stream - stream from which the content can be read. Cannot be null

Returns:

the hash of the content that will be used as an internal identifier for the content. Will not be null

Throws:

IOException - if there is a problem reading the stream

addContentReference

public void addContentReference(ContentReference reference)

Description copied from interface: ContentRepository

Adds a reference to the content.

Specified by:

addContentReference in interface ContentRepository

Parameters:

reference - a reference to the content to be referenced. This is also used in ContentRepository.removeContent(ContentReference reference)

getContent

public org.jboss.vfs.VirtualFile getContent(byte[] hash)

Description copied from interface: ContentRepository

Get the content as a virtual file.

Specified by:

getContent in interface ContentRepository

Parameters:

hash - the hash. Cannot be null

Returns:

the content as a virtual file

hasContent

public boolean hasContent(byte[] hash)

Description copied from interface: ContentRepository

Gets whether content with the given hash is stored in the repository.

Specified by:

hasContent in interface ContentRepository

Parameters:

hash - the hash. Cannot be null

Returns:

true if the repository has content with the given hash.

syncContent

public boolean syncContent(ContentReference reference)

Description copied from interface: ContentRepository

Synchronize content with the given reference. This may be used in favor of ContentRepository.hasContent(byte[]) to explicitly allow additional operations to synchronize the local content with some external repository.

Specified by:

syncContent in interface ContentRepository

Parameters:

reference - the reference to be synchronized. Cannot be null

Returns:

true if the repository has content with the given reference

removeContent

public void removeContent(ContentReference reference)

Description copied from interface: ContentRepository

Remove the given content from the repository. Remove the given content from the repository. The reference will be removed, and if there are no references left the content will be totally removed.

Specified by:

removeContent in interface ContentRepository

Parameters:

reference - a reference to the content to be unreferenced. This is also used in ContentRepository.addContentReference(ContentReference reference)

cleanObsoleteContent

public Map<String,Set<String>> cleanObsoleteContent()

Description copied from interface: ContentRepository

Clean content that is not referenced from the repository. Remove the contents that are no longer referenced from the repository.

Specified by:

cleanObsoleteContent in interface ContentRepository

Returns:

the list of obsolete contents that were removed and the list of obsolete contents that were marked to be removed.

start

public void start(org.jboss.msc.service.StartContext startContext)
           throws org.jboss.msc.service.StartException

Specified by:

start in interface org.jboss.msc.service.Service<ContentRepository>

Throws:

org.jboss.msc.service.StartException

stop

public void stop(org.jboss.msc.service.StopContext stopContext)

Specified by:

stop in interface org.jboss.msc.service.Service<ContentRepository>

getValue

public ContentRepository getValue()
                           throws IllegalStateException,
                                  IllegalArgumentException

Specified by:

getValue in interface org.jboss.msc.value.Value<ContentRepository>

Throws:

IllegalStateException

IllegalArgumentException