随着内容管理应用程序的日益普及，对用于内容仓库的普通、标准化 API 的需求已凸现出来。Content Repository for Java Technology API (JSR-170) 的目标就是提供这样一个接口。JSR-170 的一个主要优点是，它不绑定到任何特定的底层架构。例如，JSR-170 实现的后端数据存储可以是文件系统、WebDAV 仓库、支持 XML 的系统，甚至还可以是 SQL 数据库。此外，JSR-170 的导出和导入功能允许一个集成器在内容后端与 JCR 实现之间无缝地切换。
Apache Jackrabbit 2.7.1 发布了，改进记录包括：
新特性
[JCR-3534] Efficient copying of binaries across repositories with the same data store
[JCR-3634] New method: JackrabbitRepository.login(Credentials,Map
[JCR-3637] JackrabbitAccessControlEntry: Add support for multi-valued restrictions
[JCR-3652] Bundle serialization broken
改进
[JCR-2029] JCR Remoting: Use DAV:lockroot to expose the lock-holding node
[JCR-3322] add TCK coverage of isNodeType(expandedName)
[JCR-3408] Query tests should avoid casting to QueryManagerImpl
[JCR-3591] Upgrade to latest Logback
[JCR-3596] Reduce level for 'overwriting cached item' log messages in ItemManager
[JCR-3616] unit tests should use valid namespace names
[JCR-3620] JCA deployment descriptor for Apache Geronimo
[JCR-3625] make port number for webdav integration tests configurable
[JCR-3626] NodeTypeTest.getPrimaryItemName can get ssssslllllloooowwwww
[JCR-3628] Embed cause in org.apache.jackrabbit.core.SessionImpl#getNodeByIdentifier while rethrowing IllegalArgumentException
Bug修复
[JCR-3228] WebDav/DavEx remoting throws workspace mismatch exceptions when running on port 80
[JCR-3398] LOWER operand with nested LOCALNAME operand does not work with SQL2
[JCR-3498] OUTER JOIN behavior is improperly excluding some values
[JCR-3547] Datastore GC doesn't reset updateModifiedDateOnAccess on datastore
[JCR-3595] AbstractJournal logging is too verbose
[JCR-3601] AbstractJCRTest.cleanUpTestRoot() does not properly set testNodeType
[JCR-3603] Index aggreate with property include does not speed up order by
[JCR-3604] NodeMixinUtil.getAddableMixinName() can return mixins already inherited by the node
[JCR-3605] Possible Deadlock during TimeoutHandler is running
[JCR-3610] html excerpt broken when one of the indexed properties contains markup
[JCR-3617] Inconsistent CachingHierarchyManager under concurrent access
[JCR-3621] Race condition in MixinTest between event delivery and unregistering the observation listener
[JCR-3629] [jcr2spi]RepositoryException lost in org.apache.jackrabbit.jcr2spi.ItemManagerImpl while querying on remote nodes exposed by jackrabbit-spi
[JCR-3630] XSS in DirListingExportHandler
[JCR-3631] SessionTest#hasCapability: missing save call
[JCR-3633] If header field sent with PROPFIND (for lock discovery)
[JCR-3635] Manually specified jcr:frozenUuid overwriting the one assigned by the VersionManager when versioning node
[JCR-3639] VersionLabelTest adds label to root version
[JCR-3642] Ambiguous exception expectation in SessionMoveVersionExceptionTest and WorkspaceMoveVersionExceptionTest
[JCR-3645] LockManagerImpl do not prevent the internal PathMap in all relevant Methods
[JCR-3653] SessionState logs nano seconds but writes 'us'
[JCR-3654] Error MembershipCache if a group node contains MV property
[JCR-3655] Better Locking inside LockManagerImpl
[JCR-3656] improve error handling when shared node support is missing
[JCR-3658] MembershipCache not consistently synchronized
官方首页：http://jackrabbit.apache.org/
免费下载：http://jackrabbit.apache.org/downloads.html
来自:开源中国社区