Release Notes -- Apache Jackrabbit Oak -- Version 1.5.4

Introduction
------------

Jackrabbit Oak is a scalable, high-performance hierarchical content
repository designed for use as the foundation of modern world-class
web sites and other demanding content applications.

Apache Jackrabbit Oak 1.5.4 is an unstable release cut directly from
Jackrabbit Oak trunk, with a focus on new features and other
improvements. For production use we recommend the latest stable 1.4.x
release.

The Oak effort is a part of the Apache Jackrabbit project.
Apache Jackrabbit is a project of the Apache Software Foundation.

Changes in Oak 1.5.4
---------------------

Technical task

    [OAK-4102] - Break cyclic dependency of FileStore and
    SegmentTracker
    [OAK-4409] - RDB*Store: bump up recommended DB2 version to 10.5
    [OAK-4482] - RDB*Store: update tomcat-jdbc test dependency

Bug

    [OAK-4420] - RepositorySidegrade: oak-segment to oak-segment-tar
    should migrate checkpoint info
    [OAK-4429] - [oak-blob-cloud] S3Backend#getAllIdentifiers should
    not store all elements in memory
    [OAK-4430] - DataStoreBlobStore#getAllChunkIds fetches DataRecord
    when not needed
    [OAK-4431] - Index path property should be considered optional for
    copy on read logic
    [OAK-4439] - Fix the errors reported by the Javadoc tool in JDK8
    [OAK-4441] - [BlobGC] Writing of strings should be escaped
    [OAK-4448] - Test failures that rely on expiration time to
    experience a re-sync.
    [OAK-4478] - Enable writer cache for offline compaction
    [OAK-4486] - [IT][Failures] testPreferenceConversion,
    testMongoReadPreferencesWithAge

Epic

    [OAK-4391] - Dynamic Membership for External Authentication

Improvement

    [OAK-2065] - JMX stats for operations being performed in
    DocumentNodeStore
    [OAK-3797] - SegmentTracker#collectBlobReferences should retain
    fewer SegmentId instances
    [OAK-4218] - Base SyncMBeanImpl on Oak API
    [OAK-4368] - Excerpt extraction from the Lucene index should be
    more selective
    [OAK-4421] - Optimize Revison fromString and toString
    implementation
    [OAK-4428] - Optimize RevisionVector methods
    [OAK-4444] - Reduce number of calls to NodeBuilder.getNodeState
    from MergingNodeStateDiff
    [OAK-4447] - RepositorySidegrade: oak-segment to oak-segment-tar
    migrate without external datastore
    [OAK-4455] - Reduce log level in
    CompositeAuthorizationConfiguration
    [OAK-4457] - Range constructor should use parametrized assertion
    message
    [OAK-4479] - Move EmptyPrincipalProvider to oak-core
    [OAK-4483] - Remove synchronized access requirement from
    MetricStatisticsProvider#getStats

Task

    [OAK-4417] - Missing LoginModule Test and Documentation for
    OAK-3508
    [OAK-4427] - NodeDocument.fromString should also seal the returned
    document
    [OAK-4442] - S3DataStoreService should initialize
    SharedS3DataStore

Test

    [OAK-4489] - Improve test coverage on DocumentStore for concurrent
    query and invalidate

In addition to the above-mentioned changes, this release contains
all changes included up to the Apache Jackrabbit Oak 1.4.x release.

For more detailed information about all the changes in this and other
Oak releases, please see the Oak issue tracker at

  https://issues.apache.org/jira/browse/OAK

Release Contents
----------------

This release consists of a single source archive packaged as a zip file.
The archive can be unpacked with the jar tool from your JDK installation.
See the README.md file for instructions on how to build this release.

The source archive is accompanied by SHA1 and MD5 checksums and a PGP
signature that you can use to verify the authenticity of your download.
The public key used for the PGP signature can be found at
http://www.apache.org/dist/jackrabbit/KEYS.

About Apache Jackrabbit Oak
---------------------------

Jackrabbit Oak is a scalable, high-performance hierarchical content
repository designed for use as the foundation of modern world-class
web sites and other demanding content applications.

The Oak effort is a part of the Apache Jackrabbit project.
Apache Jackrabbit is a project of the Apache Software Foundation.

For more information, visit http://jackrabbit.apache.org/oak

About The Apache Software Foundation
------------------------------------

Established in 1999, The Apache Software Foundation provides organizational,
legal, and financial support for more than 140 freely-available,
collaboratively-developed Open Source projects. The pragmatic Apache License
enables individual and commercial users to easily deploy Apache software;
the Foundation's intellectual property framework limits the legal exposure
of its 3,800+ contributors.

For more information, visit http://www.apache.org/