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Avro Change Log
Trunk (not yet released)
INCOMPATIBLE CHANGES
NEW FEATURES
OPTIMIZATIONS
IMPROVEMENTS
AVRO-1793. Python2: Retain stack trace and original exception when failing
to parse schemas. Contributed by Jakob Homan (jghoman).
AVRO-1778: JavaScript: Add IPC/RPC support. (mtth)
AVRO-1824: C++: Fix docs for building Avro C++. (William S. Fulton via blue)
AVRO-1701: Fix for "warning: comparison between 'const enum testgen_r::ExampleEnum' and 'const enum testgen::ExampleEnum'" (peter liu via thiru)
AVRO-1823: Java: Do not swallow IOException while reading magic bytes.
(Koji Noguchi via blue)
AVRO-1825: Allow running build.sh dist under git (nielsbasjes)
AVRO-1819, AVRO-1820: Java: Add aliases, custom properties to Protocol.
(Konstantin Usachev via blue)
AVRO-1834: Lower the Javadoc warnings on the generated code. (nielsbasjes)
AVRO-1835: Running tests using JDK 1.8 complains about MaxPermSize (nielsbasjes)
AVRO-1828: Add EditorConfig file and cleanup of whitespace violations (nielsbasjes)
BUG FIXES
AVRO-1493. Java: Avoid the "Turkish Locale Problem". Schema fingerprints are
now consistent regardless of the environment's locale.
AVRO-1799: Fix GenericRecord#toString ByteBuffer handling. (blue)
AVRO-1667: Fix parser grammar flattening for recursive cases.
(Zoltan Farkas via blue)
AVRO-1829. C++ documentation improvements (William S Fulton via thiru)
AVRO-1821: Java: Fix possible memory leak in ReflectData accessor cache.
(Bryan Harclerode via blue)
AVRO-1642: Java: Do not generate invalid all-args constructor.
(Prateek Rungta and Barry Jones via blue)
AVRO-1826: build.sh rat fails over extra license files and many others (nielsbasjes).
AVRO-1814: Generated java code fails on variables with a TLD name like 'org' (nielsbasjes)
Avro 1.8.0 (22 January 2016)
INCOMPATIBLE CHANGES
AVRO-1334. Java: Update versions of many dependencies. (scottcarey, cutting)
AVRO-997. Java: For enum values, no longer sometimes permit any
Object whose toString() names an enum symbol, but rather always
require use of distinct enum types. (Sean Busbey via cutting)
AVRO-1602. Java: Remove Dapper-style RPC trace facility. This
seems unused and has been a source of build problems. (cutting)
AVRO-1586. Build against Hadoop 2. With this change the avro-mapred and
trevni-avro JARs without a hadoop1 or hadoop2 Maven classifier are Hadoop 2
artifacts. To use with Hadoop 1, set the classifier to hadoop1.
(tomwhite)
AVRO-1502. Java: Generated classes now implement Serializable.
Generated classes need to be regenerated to use this release. (cutting)
NEW FEATURES
AVRO-1555. C#: Add support for RPC over HTTP. (Dmitry Kovalev via cutting)
AVRO-739. Add date, time, timestamp, and duration binary types to
specification. (Dmitry Kovalev and Ryan Blue via tomwhite)
AVRO-1590. Java: In resolving records in unions, permit structural
and shortname matches when fullname matching fails.
(Ryan Blue via cutting)
AVRO-570. Python: Add connector for tethered mapreduce.
(Jeremy Lewi and Steven Willis via cutting)
AVRO-834. Java: Data File corruption recovery tool.
(scottcarey and tomwhite)
AVRO-1614. Java: In generated builder classes, add accessors to
field sub-builders, permitting easier creation of nested, optional
structures. (Niels Basjes via cutting)
AVRO-1537. Make it easier to set up a multi-language build environment.
Support for running a Docker container with all build dependencies.
(tomwhite)
AVRO-680. Java: Support non-string map keys. (Sachin Goyal via Ryan Blue).
AVRO-1497. Java: Add support for logical types. (blue)
AVRO-1685. Java: Allow specifying sync in DataFileWriter.create
(Sehrope Sarkuni via tomwhite)
AVRO-1683. Add microsecond time and timestamp logical types to the
specification. (blue)
AVRO-1672. Java: Add date/time logical types and conversions. (blue)
AVRO-1747. JS: Add Javascript IO implementation. (Matthieu Monsch via blue)
AVRO-1767. JS: Fall back to unwrapped union values. (Matthieu Monsch via blue)
AVRO-1784. C++: Should have a json encoder that pretty prints. (John McClean via thiru)
OPTIMIZATIONS
AVRO-1760. Java: Thread scalability problem with the use of SynchronizedMap
(tomwhite)
IMPROVEMENTS
AVRO-843. C#: Change Visual Studio project files to specify .NET 3.5.
(Dmitry Kovalev via cutting)
AVRO-1583. Java: Add stdin support to the tojson tool.
(Clément Mahtieu via cutting)
AVRO-1551. Java: Add an output encoding option to the compiler
command line tool. (Keegan Witt via cutting)
AVRO-1585. Java: Deprecate Jackson classes in public API. (tomwhite)
AVRO-1619. Java: Improve javadoc comments in generated code.
(Niels Basjes via cutting)
AVRO-1616. Add IntelliJ files to .gitignore. (Niels Basjes via cutting)
AVRO-1539. Java: Add FileSystem based FsInput constructor.
(Allan Shoup via cutting)
AVRO-1628. Java: Add Schema#createUnion(Schema ...) convenience method.
(Clément Mahtieu via cutting)
AVRO-1655. Java: Add Schema.createRecord with field list.
(Lars Francke via blue)
AVRO-1681. Improve generated JavaDocs.
(Charles Gariépy-Ikeson via tomwhite)
AVRO-1645. Ruby: Improved handling of missing named types.
(Daniel Schierbeck via tomwhite)
AVRO-1693. Ruby: Allow writing arbitrary metadata to data files.
(Daniel Schierbeck via tomwhite)
AVRO-1692. Allow more than one logical type for a Java class. (blue via
tomwhite)
AVRO-1697. Ruby: Add support for the Snappy codec to the Ruby library.
(Daniel Schierbeck via tomwhite)
AVRO-1739. Update Avro URLs and mailing lists. (Gabor Liptak via blue)
AVRO-1765: JS: Update node.js version in docker to 4.x. (blue)
BUG FIXES
AVRO-1553. Java: MapReduce never uses MapOutputValueSchema (tomwhite)
AVRO-1544. Java: Fix GenericData#validate for unions with null.
(Matthew Hayes via cutting)
AVRO-1589. Java: Fix ReflectData.AllowNulls to not create unions
for primitive types. (Ryan Blue via cutting)
AVRO-1591. Java: Fix specific RPC so that proxies implement hashCode(),
equals() and toString(). (Mark Spadoni via cutting)
AVRO-1489. Java: Avro fails to build with OpenJDK 8. (Ricardo Arguello via
tomwhite)
AVRO-1302. Python: Update documentation to open files as binary to
prevent EOL substitution. (Lars Francke via cutting)
AVRO-1598. Java: Fix flakiness in TestFileSpanStorage.
(Ryan Blue via cutting)
AVRO-1592. Java: Fix handling of Java reserved words as enum
constants in generated code. (Lukas Steiblys via cutting)
AVRO-1597. Java: Random data tool writes corrupt files to standard out.
(cutting)
AVRO-1596. Java: Cannot read past corrupted block in Avro data file.
(tomwhite)
AVRO-1564. Java: Fix handling of optional byte field in Thrift.
(Michael Pershyn via cutting)
AVRO-1407: Java: Fix infinite loop on slow connect in NettyTransceiver.
(Gareth Davis via cutting)
AVRO-1604. Java: Fix ReflectData.AllowNull to work with @Nullable
annotations. (Ryan Blue via cutting)
AVRO-1545. Python. Fix to retain schema properties on primitive types.
(Dustin Spicuzza via cutting)
AVRO-1623. Java: Fix GenericData#validate to correctly resolve unions.
(Jeffrey Mullins via cutting)
AVRO-1621. PHP: FloatIntEncodingTest fails for NAN. (tomwhite)
AVRO-1573. Javascript. Upgrade to Grunt 0.4 for testing. (tomwhite)
AVRO-1624. Java. Surefire forkMode is deprecated. (Niels Basjes via
tomwhite)
AVRO-1630. Java: Creating Builder from instance loses data. (Niels Basjes
via tomwhite)
AVRO-1653. Fix typo in spec (lenghted => length). (Sehrope Sarkuni via blue)
AVRO-1656. Fix 'How to Contribute' link. (Benjamin Clauss via blue)
AVRO-1652. Java: Do not warn or validate defaults if validation is off.
(Michael D'Angelo via blue)
AVRO-1655. Java: Fix NPE in RecordSchema#toString when fields are null.
(Lars Francke via blue)
AVRO-1689. Update Dockerfile to use official Java repository. (tomwhite)
AVRO-1576. TestSchemaCompatibility is platform dependant.
(Stevo Slavic via tomwhite)
AVRO-1688. Ruby test_union(TestIO) is failing. (tomwhite)
AVRO-1673. Python 3 EnumSchema changes the order of symbols.
(Marcin Białoń via tomwhite)
AVRO-1491. Avro.ipc.dll not included in release zip/build file.
(Dmitry Kovalev via tomwhite)
AVRO-1676. Java: Do not treat enum symbols as immutable when deep copying.
(Mike Rodriguez via tomwhite)
AVRO-1593. C++: Use classic locale to escape control chars.
(Hatem Helal via blue)
AVRO-1700. C++: Fix avro_BufferStreambuf_hh__ header guard.
(Liu Yanbo via blue)
AVRO-1715. Java: Close files opened by the Schema parser.
(Pavel Safrata via blue)
AVRO-1729: Ruby: Add LICENSE and NOTICE to ruby gems. (blue)
AVRO-1732: C++: Add LICENSE and NOTICE to binary distribution. (blue)
AVRO-1733: C#: Add LICENSE and NOTICE to binary distribution. (blue)
AVRO-1755. Java: avro-mapred should not depend on avro-ipc:test.
(Clément MAHTIEU via tomwhite)
AVRO-1754. C++ ValiditingDecoder handles null incorrectly. (John McClean via thiru)
AVRO-1731: C: Add LICENSE and NOTICE to binary distribution. (blue)
AVRO-1735: Perl: Add LICENSE and NOTICE to distribution. (blue)
AVRO-1736: PHP: Add LICENSE and NOTICE to distribution. (blue)
AVRO-1730: Python 2, 3: Add LICENSE and NOTICE to distribution. (blue)
AVRO-1722: Update root LICENSE.txt and NOTICE.txt. (blue)
AVRO-1584: Java: Escape characters not allowed in JSON in toString. (blue)
AVRO-1728: Java: Add LICENSE and NOTICE files to jars. (blue)
AVRO-1572: C: Fix EOF handling on data files that are multiples of
4096 bytes. (Ben Walsh via martinkl)
AVRO-1617: C: Fix equality checking of record schemas. (Skye
Wanderman-Milne via martinkl)
AVRO-1560: C: Fix build for custom libsnappy location. (Ujjwal via martinkl)
AVRO-1770. Python 3 overwrites custom README.txt (blue via tomwhite)
AVRO-1771. Add LICENSE and NOTICE to avro-doc artifact. (blue via tomwhite)
AVRO-1772. Ruby: load error in rubygem when loading schema normalization.
(blue and martinkl via tomwhite)
AVRO-1725. Docs: clarify restrictions on enum symbols. (martinkl)
AVRO-1779. Avro docs convenience artifact missing LICENSE/NOTICE.
(blue via tomwhite)
AVRO-1781. Java: Fix Schema.parse thread safety bug introduced by logical
types. (blue)
AVRO-1782. Ruby: Fix unit test failures in new versions of Ruby. (martinkl)
AVRO-1769. C: Use operating system's libjansson instead of bundling
it with Avro. (Magnus Edenhill via martinkl)
AVRO-1691. C: Allow schemas consisting only of a primitive type.
(Magnus Edenhill via martinkl)
AVRO-1663. C: Fix handling of namespaces for enum and fixed types.
(martinkl)
AVRO-1775. Ruby: Use test-unit gem for running tests. (martinkl)
AVRO-1783. Ruby: Ensure correct binary encoding for byte strings.
(martinkl)
Avro 1.7.7 (23 July 2014)
NEW FEATURES
AVRO-1315. Java: Schema Validation utilities. (scottcarey and tomwhite)
AVRO-1439. Java: Add AvroMultipleInputs for mapred. (Harsh J via cutting)
AVRO-974. Add a Perl implementation of Avro. (Yann Kerhervé & John Karp)
AVRO-1471. Java: Permit writing generated code in different
character encodings. (Eugene Mustaphin via cutting)
AVRO-1402. Add optional subtypes to specification, initially
including a subtype of bytes and fixed for decimal values.
(tomwhite & Ryan Blue via cutting)
AVRO-1522. Java: Add support for compression codecs to SortedKeyValueFile.
(Steven Willis via cutting)
AVRO-1474. C++ resolvind decoder doesn't work when reader schema
has more fields than writer schema. (thiru with help from Ramana
Suvarapu)
AVRO-1352. Schema for fixed types corrupted when writing out in
JSON format (Steve Roehrs via thiru)
AVRO-1533. Java: In schema resolution, permit conversion between
bytes and string. (cutting)
OPTIMIZATIONS
AVRO-1455. Deep copy does not need to create new instances for primitives.
(tomwhite)
IMPROVEMENTS
AVRO-1441. Java: Improve documentation for Maven configuration.
(Jesse Anderson via cutting)
AVRO-1447. Java: Remove dead code from example in documentation.
(Jesse Anderson via cutting)
AVRO-1449. Java: Optionally validate default values while reading schemas.
(cutting)
AVRO-1472. Java: Clarify parse method in getting started guide.
(Michael Knapp via cutting)
AVRO-1465. Java: Improve the error message when union dispatch fails.
(Gabriel Reid via cutting)
AVRO-1482. In specification, place "null" first in unions as best practice.
(cutting)
AVRO-1476. Java: Remove transient declaration from Schema.Field#position.
(Robert Chu via cutting)
AVRO-1512. Java: Support Thrift unions. (cutting)
AVRO-1535. Java: Make the name .X to refer to X in the null namespace.
This permits aliases to names in the null namespace. (cutting)
AVRO-1536. Ruby: Remove monkeypatching of Enumerable.
(Willem van Bergen via martinkl)
AVRO-1546. Java: Change GenericData.Record#toString() to not
escape forward slashes. (Brandon Forehand via cutting)
BUG FIXES
AVRO-1446. C#: Correctly handle system errors in RPC.
(David Taylor via cutting)
AVRO-1445. Java: Fix protobuf support to correctly handle enums
with default values. (cutting)
AVRO-1436. C#: Fix tests to run multiple times. (David Taylor via cutting)
AVRO-1458. Java: Setting char record field via reflection affects other
fields. (tomwhite)
AVRO-1454. Java: Fix GenericData#toString and AvroAsTextRecordReader
to generate valid Json for NaN and infinities. (cutting)
AVRO-1473. Java: Fix references to names in the empty namespace.
(Gabriel Reid via cutting)
AVRO-1459. Ruby: Fix a typo in Rakefile that breaks 'gem install'.
(Tomas Svarovsky via cutting)
AVRO-1457. Java: Fix Encoder so that offset in non-array-backed
ByteBuffers is not altered when written. (Rob Turner via cutting)
AVRO-1442. Java: Fix ResolvingGrammarGenerator to work with fixed type.
(Jim Pivarski via cutting)
AVRO-1500. Java: Fix bug in handling of Thrift shorts in unions.
(Michael Pershyn via cutting)
AVRO-1513. Perl: Remove test plans from unit test files.
(John Karp via cutting)
AVRO-1462. Perl: Stop spurious serializer warnings about Non-ASCII
decimal characters. (John Karp via cutting)
AVRO-1470. Perl: Fix encoding of boolean values. (John Karp via cutting)
AVRO-1525. Java: ReflectData cannot resolve union with fixed. (tomwhite)
AVRO-1499. Ruby: Fix encoding issue that caused corrupted data files
to be written under Ruby 2.0+. (Willem van Bergen and martinkl)
AVRO-1498. Java: Fix custom encodings to work in reflect without
Unsafe access. (Christopher Mann via cutting)
AVRO-1448. Python3: Fix setup.py installation through PyPI. (taton)
AVRO-1540. C++ doesn't build in Ubuntu. (thiru)
Avro 1.7.6 (15 January 2014)
NEW FEATURES
AVRO-975. C#: Add RPC support. (Mark Lamley via cutting)
AVRO-1388. Java: Add fsync support to DataFileWriter.
(Hari Shreedharan via cutting)
AVRO-1373. Java: Add support for "xz" compresssion codec, using LZMA2.
(Nick White via cutting)
AVRO-1400. Java: Add AvroDefault reflect annotation to specify
default values. (cutting)
AVRO-1397. Java: Binary fragment tools can now read multiple
objects from their input. (Rob Turner via cutting)
AVRO-1396. Java: Enable tojson command-line tool to pretty print output.
(Rob Turner via cutting)
AVRO-1409. Java: Add an API for testing schema compatibility.
(Christophe Taton via cutting)
AVRO-1379. C: avro_file_writer_append_encoded() function.
(Mark Teodoro via dcreager)
AVRO-1414. C++: Add support for deflate-compressed data files.
(Daniel Russel via cutting)
AVRO-1418. Java: Add sync support to AvroMultipleOutputs.
(Deepak Kumar V via cutting)
AVRO-1421. Java: Add an @AvroSchema annotation to reflect. (cutting)
AVRO-1382. Add support for Python3. (Christophe Taton via cutting)
OPTIMIZATIONS
AVRO-1348. Java: Improve UTF-8 to String conversion performance in
Java 6. (cutting)
IMPROVEMENTS
AVRO-1355. Java: Reject schemas with duplicate field
names. (Christophe Taton via cutting)
AVRO-1332. C#: Improve DatumReader performance.
(David McIntosh via cutting)
AVRO-1387. Java: Add DataFileWriter option to inhibit flush per block.
(Hari Shreedharan via cutting)
AVRO-1384. Java: Permit Maven to find imports within project.
(Alexandre Normand via cutting)
AVRO-1397. Java: Improve error message when missing field has no default.
(David Carr via cutting)
AVRO-1398. Increase default sync interval from 16k to 64k.
(Rob Turner via cutting)
AVRO-1234. Java: Permit AvroInputFormat to process files whose
names don't end in .avro. (Dave Beech & Sandy Ryza via cutting)
AVRO-1344. Java: Expose sync interval configuration in mapreduce API.
(Rob Turner via cutting)
AVRO-1406. C++. GenericRecord (GenericDatum, etc.) doesn't support
getters and setters with field name argument.
(Iaroslav Zeigerman via thiru)
AVRO-1063. Ruby: Use multi_json instead of requiring yajl.
(Duke via cutting)
AVRO-1225. Java: Add guide for MapReduce API. (Brock Noland via cutting)
AVRO-1426. Java: Add mapreduce word count example.
(Jesse Anderson via cutting)
AVRO-987. Java: Make Avro OSGI-ready. (Ioannis Canellos via cutting)
AVRO-1427. Java: Improve ResolvingDecoder tests. (Rob Turner via cutting)
AVRO-1432. Java: Reduce javadoc warnings. (cutting)
AVRO-1415. C++ binary encoder and decoder doesn't handle
uninitialzed enums (Ramana Suvarapu via thiru)
AVRO-1434. C#: Fix ObjectCreator to be thread safe.
(David Taylor via cutting)
BUG FIXES
AVRO-1368. Fix SpecificDatumWriter to, when writing a string
schema, not silently convert any object to a string.
(Christophe Taton via cutting)
AVRO-1374. Java: Fix compilation against Hadoop 2.1.
(Julian Zhou via cutting)
AVRO-1366. Fix specification's description of metadata format.
(cutting)
AVRO-1377. Java: Fix a bug in Schema#toString() when a namespaced
enum or fixed is defined within an un-namespaced record.
(Graham Sanderson via cutting)
AVRO-1399. Java: Fix a test within TestAvroKeyOutputFormat.
(Rob Turner via cutting)
AVRO-1410. Explicit version specification in pom prevents dependency
management. (Eric Sammer via tomwhite)
AVRO-1358. C: Hide symbols that aren't in the public API. (dcreager)
AVRO-1237. C: Bounds-check union discriminant when reading a data file.
(Michael Cooper via dcreager)
AVRO-1369. C: Use correct byte-swapping functions on Mac OS X.
(thinker0 via dcreager)
AVRO-1405. C: Check for end-of-file correctly.
(Mika Ristimaki via dcreager)
AVRO-1424. ValidatingDecoder hangs on large schema (thiru)
AVRO-1433. Java: Fix compiler to not drop aliases when StringType
is String. (cutting)
Avro 1.7.5 (12 August 2013)
NEW FEATURES
AVRO-1307. Java: Add 'cat' tool to append and sample data files.
(Vincenz Priesnitz via cutting)
AVRO-1274. Java: Add a schema builder API. (tomwhite)
AVRO-1319. Java: Add command line tools to generate random data
files and to convert Avro to Trevni. (cutting)
AVRO-823: C#: Add data file support. (David McIntosh via cutting)
AVRO-896. C: Snappy compression codec. (Grisha Trubetskoy via dcreager)
AVRO-1337. Java: Add a command line tool to generate schema files
from a protocol. (Bertrand Dechoux via cutting)
AVRO-1341. Java: Add reflection annotations @AvroName, @AvroIgnore,
@AvroMeta, @AvroAlias and @AvroEncode. (Vincenz Priesnitz via cutting)
AVRO-1353. Java: Permit specification of data model (generic,
specific, reflect, or other) in mapreduce job configuration.
(Marshall Bockrath-Vandegrift via cutting)
IMPROVEMENTS
AVRO-1260. Ruby: Improve read performance. (Martin Kleppmann via cutting)
AVRO-1267. Java: Permit dashes in IDL property names. (cutting)
AVRO-1272. Ruby: Improve schema namespace handling.
(Martin Kleppmann via cutting)
AVRO-1268. Java: Extend support for stringables from reflect to
specific. String schemas in generated classes now support the
"java-class" and "java-key-class" properties. The built-in Java
types BigDecimal, BigInteger, URI, URL, and File can now be fields
in generated classes. (Alexandre Normand and cutting)
AVRO-1259. Java: Improve Trevni's encoding of sparse columns.
(cutting)
AVRO-1287. Add data file with deflate codec to the interoperability
test suite. (martinkl)
AVRO-1288. Ruby: Add support for deflate codec in data files.
(martinkl)
AVRO-867. Java: Enable command-line tools to read data files from
any Hadoop FileSystem implementation. (Vincenz Priesnitz via cutting)
AVRO-1299. Java: SpecificRecordBase implements GenericRecord.
(Christophe Taton via cutting)
AVRO-1282. Java: Use sun.misc.Unsafe to improve Reflect API Performance.
(Leo Romanoff via scottcarey)
AVRO-1313. Java: Add system property avro.disable.unsafe for disabling
use of sun.misc.Unsafe. (scottcarey)
AVRO-1327. Java: Make GenericEnumSymbol implement Comparable. (cutting)
AVRO-1314. Java: add @threadSafe annotation to maven plugins.
(scottcarey)
AVRO-1334. Java: Upgrade snappy-java dependency to 1.0.5
(scottcarey)
AVRO-1238. C: EOF detection in avro_file_reader_read_value.
(Michael Cooper via dcreager)
AVRO-1324. C: Handle namespaces in schema parsing.
(Ben Walsh via dcreager)
AVRO-1290. Handling NaN and positive and negative infinities in
C++ Json (Daniel Russel via thiru)
AVRO-1351. Extend SortedKeyValueFile to support data models
besides generic. (cutting)
AVRO-1261. Clarify in documentation that generated no-arg
constructors do not use default values from schema. (cutting)
AVRO-1297. NettyTransceiver: Provide overloaded
close(boolean awaitCompletion). (jbaldassari)
AVRO-1279. C: Treat missing codec in data files as null codec.
(Carl Steinbach via dcreager)
AVRO-1325. Java: Enhanced Schema Builder API. (scottcarey)
BUG FIXES
AVRO-1296. Python: Fix schemas retrieved from protocol types
to not ignore namespaces. (Jeremy Kahn via philz)
AVRO-1266. Java: Fix mapred.AvroMultipleOutputs to support multiple
different schemas. (Ashish Nagavaram via martinkl)
AVRO-1295. Java: Fix printing of a non-null namespace within a
null namespace. (cutting)
AVRO-1300. Java: Fix generated copy constructors to copy field
values. (Christophe Taton via cutting)
AVRO-1309. Java: Fix nested protobuf enums. (cutting)
AVRO-1308. Java: Fix repeated protobuf messages & enums.
(Steve Zesch & cutting)
AVRO-1306. Java mapred: Fix incorrect documentation for combiners.
(Mina Naguib via martinkl)
AVRO-1320. Java: Fix Trevni to correctly read unions and specific enums.
(cutting)
AVRO-1326. Java: Fix bug in BZip2 codec. (cutting)
AVRO-1322. Java: Add Hadoop version classifier to trevni-avro
Maven artifacts. (massie)
AVRO-1316. Java: Fix compiler to split long schema string
constants so javac can compile them. (Jeremy Kahn via cutting)
AVRO-1331. Java: Fix schema-parsing incompatibility from AVRO-1295.
(cutting)
AVRO-1181. compileJsonSchemaFromString(std::string) declared in
Compiler.hh but not defined (Daniel Russel via thiru)
AVRO-1346. C++: schema parser cannot parse verbose primitive types
(Skye Wanderman-Milne via thiru)
AVRO-1171. Avro C++ Json Decoder: Double cannot be decoded (Sam
Overend via thiru)
AVRO-1293. Java: Fix potential deadlock in NettyTransceiver.
(James Baldassari via cutting)
AVRO-1292. Java: Fix potential client blocking in NettyTransceiver.
(James Baldassari via cutting)
AVRO-1144. Java: Deadlock with FSInput and Hadoop NativeS3FileSystem.
(scottcarey)
AVRO-1356. Java: Fix AvroMultipleOutputs for map-only jobs.
(Alan Paulsen via cutting)
Avro 1.7.4 (22 February 2013)
NEW FEATURES
AVRO-1248. Avro Tool to dump protocol of a remote RPC Service
(Gareth Davis via philz)
AVRO-1229. Add support for booleans to Trevni. (cutting)
AVRO-1250. Add a command-line tool to concatenate data files.
(Nick White via cutting)
AVRO-1243. Java: Add support for bzip2 file compression and
translate Hadoop job compression options. (Ted Malaska via cutting)
AVRO-1253. Java: Add support for bzip2 file compression to Trevni.
(Ted Malaska via cutting)
AVRO-1254. Java: Add support for new mapreduce APIs to Trevni.
(Ted Malaska via cutting)
IMPROVEMENTS
AVRO-1211. Add MR guide to documentation. (Skye Wanderman-Milne via
tomwhite)
AVRO-1221. Java: Fix TestSaslDigestMd5 to pass on IBM JVM.
(Rodrigo Trujillo via cutting)
AVRO-1008. Java: Improve support for forcing connection
handshakes. (jbaldassari & cutting)
AVRO-970. Java: Make Codec API public. (Rui Pereira via cutting)
AVRO-1223. Java: Add a static method to generated classes that
returns its schema, getClassSchema(). (cutting)
AVRO-1232. Java: Add a toString() method to AvroWrapper so that it
works with TextOutputFormat. (Garrett Wu via cutting)
AVRO-1241. Java: Optimize Trevni string input. (Joseph Adler via cutting)
AVRO-1198. Java: Improve error message for malformed data. (cutting)
AVRO-1252. Java: Add a '-string' option to compiler command line
to cause java.lang.String to be used instead of Utf8. (cutting)
AVRO-1255. Python: Make 'names' parameter optional in to_json methods.
(Jeremy Kahn via cutting)
AVRO-1251. Java: Add TestNettyServerWithCompression, illustrating
how one can add compression to Avro Netty-based RPC.
(Ted Malaska via cutting)
BUG FIXES
AVRO-1231. Java: Fix Trevni shredder to work on non-recursive
schemas with multiple references. (Mark Wagner via cutting)
AVRO-1230. avro-mapred-1.7.3-hadoop1.jar does not work with
Hadoop 1. (tomwhite)
AVRO-1233. Java: Fix InputBuffer's constructor to use the
specified initial position. (Mark Wagner via cutting)
AVRO-1227. Java: Large ByteBuffers can corrupt output. (cutting)
AVRO-1228. Java: Fix Trevni to use default values for missing Avro fields.
(cutting)
AVRO-1240. Java: Fix SpecificDatumReader(Class) constructor to use
correct ClassLoader. (cutting)
AVRO-1242. Java: Fix AvroTrevniOutputFormat to correctly get file
metadata from JobConf. (Ted Malaska via cutting)
AVRO-1220. Java: Fix a deadlock when reading by replacing parser
symbol constructors with factory methods. (cutting)
AVRO-1249. Java: Fix DataFileWriter#close() to not throw an
exception when called twice. (E. Sammer via cutting)
AVRO-1247. Java: Fix Requestor and Responder implementations to
use correct ClassLoader. (cutting)
AVRO-1215. Java: Fix AvroMultipleOutputs when specifying baseOutputPath.
(Ashish Nagavaram via cutting)
AVRO-1257. Ruby: Fix UTF-8 encoding in Ruby 1.9.
(Martin Kleppmann via cutting)
AVRO-1258. Ruby: Fix handing of RPC errors. (Martin Kleppmann via cutting)
Avro 1.7.3 (6 December 2012)
NEW FEATURES
AVRO-485. JavaScript: Add validator. (Quinn Slack via cutting)
AVRO-1157. Java: Extend schema and protocol property support from
string-only to full JSON. (cutting)
AVRO-1186. Java: Extend specific compiler to emit Java annotations
on interfaces, classes, fields and methods for the property
"javaAnnotation". The value of the property may either be a
string or a JSON array of strings in order to emit multiple
annotations. (cutting)
AVRO-1188. Java: Permit external schema imports for schemas in
Maven plugin. (Sharmarke Aden via tomwhite)
AVRO-1202. Java & Python: Add "Getting Started" guides.
(Skye Wanderman-Milne via cutting)
AVRO-1205. Java: Add stereotype annotation to generated classes.
All classes generated by the specific compiler now have the
annotation org.apache.avro.specific.AvroGenerated.
(Sharmarke Aden via cutting)
AVRO-988. Java: Add option to make fields in generated classes
private, public, or public & deprecated. This is specified with
the "fieldVisibility" option in Maven and is public_deprecated by
default for compatibility. (Jeff Kolesky via cutting)
AVRO-1209. Java: Add option to generate immutable classes, without
setter methods. This is specified with the "createSetters"
boolean option in Maven and is true by default for compatibility.
(Jeff Kolesky via cutting)
IMPROVEMENTS
AVRO-1169. Java: Reduce memory footprint of resolver.
(Hernan Otero via cutting)
AVRO-1183. Java: Provide a better error message when the schema
for a Pair cannot be inferred. (cutting)
AVRO-1207. Java: Add tests for Maven plugins. (Sharmarke Aden via cutting)
AVRO-1210. Java: Fix mistakes in AvroMultipleOutputs error messages.
(Dave Beech via cutting)
AVRO-1178. Java: Fix typos in parsing document.
(Martin Kleppmann via cutting)
AVRO-1089. C: Remove performance penalty when using resolved writer with
arrays. (dcreager)
BUG FIXES
AVRO-1171. Java: Don't call configure() twice on mappers & reducers.
(Dave Beech via cutting)
AVRO-1170. Java: Avro's new mapreduce APIs don't work with Hadoop 2.
(tomwhite)
AVRO-1197. Java: Expose mapreduce tests so that 'maven install'
works correctly. (Mike Percy via cutting)
AVRO-1200. DatumWriter can write malformed data if collection is
modified during write. (tomwhite)
AVRO-1199. Java: Fix SortedKeyValueFile to copy the key used to
compare against next. Also improve GenericData#deepCopy() to be
generic, so that its return type matches its parameter type. (cutting)
AVRO-1201. Java: Fix GenericData#toString() to generate valid JSON for
enum values. (Sharmarke Aden via cutting)
AVRO-1206. Ruby: Fix UTF-8 handling in Ruby 1.9.
(Nicolas Fouché via cutting)
AVRO-1177. Ruby: Fix RPC to only send handshake for first request
over a connection. (Georg Franz via cutting)
AVRO-1175. Java: Clear thread local reference in BinaryData#compare().
(cutting)
AVRO-1163. C: Fix a memory leak in avro_fixed_private(). (Maxim
Pugachev via brucem)
AVRO-1174. C: Fix Windows build. (Stefan Langer via brucem)
Avro 1.7.2 (20 October 2012)
NEW FEATURES
AVRO-806. Add specification of the Trevni columnar file format
and a Java implementation of it. (cutting)
IMPROVEMENTS
AVRO-1146. Java: Serialize several built-in Java classes as
strings, including BigDecimal, BigInteger, URI, URL, Date and
File. (Alexandre Normand and cutting)
AVRO-1147. Java: Permit stringable map keys in reflect.
(Alexandre Normand)
AVRO-1151. Netty Avro server should expose the number of connections
currently open. (Hari Shreedharan via tomwhite)
AVRO-1149. Java: Add a constructor to generated classes with all
fields as parameters. (Gabriel Reid via cutting)
AVRO-1138. C: Add function for opening existing data file with non-default
block size. (Maxim Pugachev via dcreager)
AVRO-1129. C: Detect when avro_schema_decref frees schema.
(Maxim Pugachev via dcreager)
AVRO-1162. Java: Extend AvroKeyValueOutputFormat to support
reflection. (Alexandre Normand via cutting)
AVRO-1142. Clarify Snappy block compression in specification. (cutting)
BUG FIXES
AVRO-1128. Java: Fix SpecificRecordBase#equals() to work for
records that contain maps. (cutting)
AVRO-1131. Generated build makefiles for MSYS/MinGW use Visual
Studio compiler flags (Laurent Moss via thiru)
AVRO-1103. Java: Fix SpecificData and mapreduce to use correct
classloader. (cutting)
AVRO-1135. Avro C++ fails to build on Mac. (thiru)
AVRO-1140. Buffer.hh includes Config.hh without "../" (Jan van der
Lugt via thiru)
AVRO-1141. Avro data files are created without O_TRUNC (Martin
Nagy via thiru)
AVRO-1143. avrogencpp generates $Undefined$ for some union types (thiru)
AVRO-1152. Java: Fix TestTraceSingletons for Java 7. (cutting)
AVRO-1111. Malformed data can cause OutOfMemoryError in Avro IPC.
(Mike Percy via tomwhite)
AVRO-1155. Stringable Date test in TestReflect fails if timezone doesn't
match locale's default. Removed Date from built-in stringables. (tomwhite)
AVRO-851. Java: Fix a bug in GenericData#toString() when escaping
characters. (Jeff Mesnil via cutting)
AVRO-1154. Java: Fix NettyTransciever to not hang when the server
is stopped. (Karel Vervaeke & Bruno Dumon via cutting)
AVRO-1158. C: Fixed infinite loop in deflate decompression codec.
(Lucas Martin-King via dcreager)
AVRO-1159. C: Check union discriminants in avro_value_read.
(Lucas Martin-King via dcreager)
AVRO-1160. C: Better error reporting in avrocat. (Lucas Martin-King
via dcreager)
AVRO-1166. Java: Fix bug in SpecificData.getSchema(Map). (George
Fletcher via cutting)
AVRO-1150. Java: Fix tests to create all temporary files in target
directories. (Gabriel Reid via cutting)
AVRO-1164. C: Clean up valgrind warnings in test_avro_schema test case.
(Vivek Nadkarni via dcreager)
AVRO-1165. C: Fix memory leak in generic value implementations involving
LINK schemas. (Vivek Nadkarni via dcreager)
AVRO-1161. C: Fix memory leak in avro{append,cat,mod,pipe} (dcreager)