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Prepare for release candidate 2.9.0-RC1.
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‎RELEASE-NOTES.txt‎

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Apache Commons IO
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Version 2.9.0
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Release Notes
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INTRODUCTION:
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Commons IO is a package of Java utility classes like java.io.
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Classes in this package are considered to be so standard and of such high
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reuse as to justify existence in java.io.
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The Apache Commons IO library contains utility classes, stream implementations, file filters,
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file comparators, endian transformation classes, and much more.
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==============================================================================
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Apache Commons IO Version 2.9.0
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==============================================================================
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Java 8 required.
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Changes in this version include:
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New features:
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o Add FileSystemProviders class. Thanks to Gary Gregory.
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o Let org.apache.commons.io.filefilter classes work with java.nio.file.Files.walk* APIs. Thanks to Gary Gregory.
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o Let org.apache.commons.io.filefilter classes work with java.nio.file.Files#newDirectoryStream(Path, DirectoryStream.Filter). Thanks to Gary Gregory.
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o IO-510: Add and adapt ReadAheadInputStream and BufferedFileChannelInputStream from Apache Spark. Thanks to Gary Gregory, Apache Spark, David Mollitor.
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o Add PathUtils.createParentDirectories(Path, FileAttribute...). Thanks to Gary Gregory.
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o Add factory methods to CloseShieldInputStream, CloseShieldReader, CloseShieldOutputStream, CloseShieldWriter, #173. Thanks to Rob Spoor, Gary Gregory.
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o Add QueueInputStream and QueueOutputStream as simpler alternatives to PipedInputStream and PipedOutputStream #171. Thanks to Rob Spoor, Gary Gregory.
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o Add StandardLineSeparator. Thanks to Gary Gregory.
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o Replace magic numbers with constants with the new IOUtils.CR and LF. Thanks to Gary Gregory.
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o Add FileSystem#supportsDriveLetter(). Thanks to Gary Gregory.
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o Add FileUtils.delete(File). Thanks to Gary Gregory.
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o IO-700: Add FileUtils.moveFile(File, File, CopyOption...) #185. Thanks to Gary Gregory.
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o IO-700: Add FileUtils.isEmptyDirectory(File). Thanks to Gary Gregory.
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o Add FileUtils.lastModified[Unchecked](File) to workaround https://bugs.openjdk.java.net/browse/JDK-8177809. Thanks to Gary Gregory.
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o IO-709: Add null safe variants of isDirectory and isRegularFile. Thanks to Boris Unckel, Gary Gregory.
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o Add and use IOExceptionList(String, List). Thanks to Gary Gregory.
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o Add and use ObservableInputStream.ObservableInputStream(InputStream, Observer...). Thanks to Gary Gregory.
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o Make ObservableInputStream.getObservers() public. Thanks to Gary Gregory.
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o IO-706: Add TimestampedObserver. Thanks to Gary Gregory.
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o Add and use IOUtils.byteArray(*). Thanks to Gary Gregory.
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o Make public and reuse IOUtils.EMPTY_BYTE_ARRAY. Thanks to Gary Gregory.
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o Add IOUtils.copy(URL, File). Thanks to Gary Gregory.
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o Add copy(URL, OutputStream). Thanks to Gary Gregory.
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o IO-651: Add DeferredFileOutputStream.toInputStream() #206. Thanks to jmark109, Gary Gregory.
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o Add CharacterSetFilterReader.CharacterSetFilterReader(Reader, Integer...). Thanks to Gary Gregory.
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o Add AbstractCharacterFilterReader(Reader, IntPredicate), #227.
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Add CharacterFilterReader(Reader, IntPredicate), #227.
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Add CharacterFilterReaderIntPredicateTest, #227. Thanks to Rob Spoor, Gary Gregory.
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o Add IOConsumer.noop(). Thanks to Gary Gregory.
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o Add constructor ThresholdingOutputStream(int, IOConsumer, IOFunction) and make the class concrete. Thanks to Gary Gregory.
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o Add constructor accepting collection of file alteration observers #236. Thanks to nstdspace, Gary Gregory.
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Fixed Bugs:
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o IO-686: IOUtils.toByteArray(InputStream) Javadoc does not match code. Thanks to Alan Moffat, Gary Gregory.
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o IO-689: FileUtils: Remove Instant->ZonedDateTime->Instant round-trip. Thanks to Uwe Schindler.
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o Make FilenameUtils.equals() not throw an exception #154. Thanks to Michael Ernst, Gary Gregory.
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o Un-deprecate IOUtils.closeQuietly() methods. Thanks to Jan Peter Stotz, Bernd Eckenfels, Gary Gregory.
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o FileUtils#copyDirectory(File, File, FileFilter, preserveFileDate) clean up #163. Thanks to Michiel Kalkman.
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o AccumulatorPathVisitor does not track directories properly. Thanks to Gary Gregory.
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o IO-597: FileUtils.iterateFiles runs out of memory when executed for a directory with large number of files.
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Re-implement FileUtils' iterateFiles(), iterateFilesAndDirs(), listFiles(), listFilesAndDirs() to use NIO
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file tree walking instead of IO file listings to avoid memory consumption issues on large file trees. Thanks to Gary Gregory, Arvind, Rob Spoor.
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o FileUtils.forceDelete(File) actually forces deletion of read-only files as it did in version 2.6. Thanks to Gary Gregory.
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o IO-692: PathUtils.deleteFile() no longer throws a NoSuchFileException when applied on a symbolic link pointing
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to a file that doesn't exist. Thanks to Matthew Rooney, Emmanuel Bourg.
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o IO-694: Behavior change in FileUtils.copyDirectory() file last modified timestamp preservation. Match Javadoc to code. Thanks to Tan Yee Fan, Gary Gregory.
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o IO-600: Fix getPrefixLength method for Linux filename #179. Thanks to Abhyankar Chaubey, Gary Gregory.
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o IO-699: Wrong logging in FileUtils.setLastModified. Thanks to tza, Gary Gregory.
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o IO-686: IOUtils.toByteArray(InputStream) Javadoc does not match code. Thanks to Alan Moffat, Sebb, Gary Gregory.
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o IO-688: CopyUtils deprecation message gives wrong version. Thanks to Michael Ernst, Gary Gregory.
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o IO-701: Make PathUtils.setReadOnly deal with LinuxDosFileAttributeView #186. Thanks to Gary Gregory.
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o IO-702: FileUtils.forceDelete does not delete invalid links. #187. Thanks to Boris Unckel, Gary Gregory.
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o IO-690: IOUtils.toByteArray(null) no longer throws a NullPointerException. Thanks to Chris Heisterkamp, Gary Gregory.
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o IO-705: MarkShieldInputStream#reset should throw UnsupportedOperationException. Thanks to Hao Zhong, Gary Gregory.
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o IO-705: LockableFileWriter.close() should fail when the lock file cannot be deleted. Thanks to Hao Zhong, Gary Gregory.
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o IO-705: Fix infinite loops in ObservableInputStream read(*) when an exception is caught but not re-thrown. Thanks to Hao Zhong, Gary Gregory.
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o IO-719: Fixed error of copying directories between different file systems #203. Thanks to Andrew Shcheglov, Gary Gregory.
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o Fix Typos in JavaDoc, Comments and Tests #201. Thanks to Felix Rilling.
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o IO-718: FileUtils.checksumCRC32 and FileUtils.checksum are not thread safe. Thanks to Robert Cooper, Gary Gregory.
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o IO-720: Fix error about usage of DirectBuffer in JRE 16/17 #205. Thanks to XenoAmess.
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o Prevent infinite loop with AbstractCharacterFilterReader if EOF is filtered out #226. Thanks to Rob Spoor, Gary Gregory.
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o IO-429: Check for long streams in IOUtils.toByteArray #175. Thanks to Rob Spoor, Ivan Leskin.
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Changes:
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o Update junit-jupiter from 5.6.2 to 5.7.0 #153. Thanks to Dependabot.
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o Update mockito-core from 3.5.9 to 3.10.0, #152, #155, #157, #166, #167, #169, #182. Thanks to Dependabot.
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o Bump mockito-inline from 3.7.0 to 3.10.0 #188, #207, #230. Thanks to Dependabot.
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o Update commons.jacoco.version 0.8.5 to 0.8.7, fixes Java 15 builds and up. Thanks to Gary Gregory.
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o Update spotbugs from 4.1.2 to 4.2.2, 4.2.3, #158, #164, #165, #180, #199, #213, #224. Thanks to Dependabot.
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o Bump spotbugs-maven-plugin from 4.0.4 to 4.2.3, #161, #172, #223. Thanks to Dependabot.
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o Update org.junit-pioneer:junit-pioneer 0.9.0 -> 1.4,1, #159, #162, #170, #189, #191, #210, #229. Thanks to Gary Gregory, Dependabot.
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o Update actions/checkout from v2.3.2 to v2.3.4, #156, #168. Thanks to Dependabot.
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o Bump actions/setup-java from v1.4.2 to v2 #160. Thanks to Dependabot, Gary Gregory.
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o Update maven-surefire-plugin from 2.22.2 to 3.0.0-M5. Thanks to Gary Gregory.
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o Minor improvements, #176, 177, #190. Thanks to Arturo Bernal.
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o Update commons.japicmp.version 0.14.4 -> 0.15.3. Thanks to Gary Gregory.
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o Tiny performance improvement in FileUtils#moveDirectoryToDirectory() #174. Thanks to Michiel Kalkman.
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o Bump checkstyle from 8.38 to 8.42 #689, #209, #225. Thanks to Dependabot.
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o Bump maven-checkstyle-plugin from 3.1.1 to 3.1.2 #198. Thanks to Dependabot.
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o Bump jimfs from 1.1 to 1.2 #183. Thanks to Dependabot.
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o Improve performance of IOUtils.contentEquals(InputStream, InputStream). Thanks to XenoAmess, Gary Gregory.
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o Improve performance of IOUtils.contentEquals(Reader, Reader). Thanks to XenoAmess, Gary Gregory.
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o Bump actions/cache from v2 to v2.1.5 #202, #228. Thanks to Dependabot.
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o Bump junit-bom from 5.7.0 to 5.7.2 #200, #232. Thanks to Dependabot.
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o Update from Apache Commons Lang 3.11 to 3.12.0. Thanks to Gary Gregory.
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o Minor improvements #233. Thanks to Arturo Bernal.
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o Simplify Assertions in tests #234. Thanks to Arturo Bernal.
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Compatibility with 2.6:
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Binary compatible: Yes.
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Source compatible: Yes.
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Semantic compatible: Yes.
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Commons IO 2.9.0 requires Java 8.
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Commons IO 2.8.0 requires Java 8.
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Commons IO 2.7 requires Java 8.
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Commons IO 2.6 requires Java 7.
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Commons IO 2.5 requires Java 6.
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Commons IO 2.4 requires Java 6.
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Commons IO 2.3 requires Java 6.
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Commons IO 2.2 requires Java 5.
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Commons IO 1.4 requires Java 1.3.
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Historical list of changes: https://commons.apache.org/proper/commons-io/changes-report.html
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For complete information on Apache Commons IO, including instructions on how to submit bug reports,
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patches, or suggestions for improvement, see the Apache Apache Commons IO website:
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https://commons.apache.org/proper/commons-io/
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Download page: https://commons.apache.org/proper/commons-io/download_io.cgi
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Have fun!
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-Apache Commons Team
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Apache Commons IO
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Version 2.8.0
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Release Notes
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Fixed Bugs:
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o IO-589: Some tests fail if the base path contains a space.
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o IO-582: Make methods in ObservableInputStream.Obsever public. Thanks to Bruno Palos.
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o IO-535: Thread bug in FileAlterationMonitor#stop(int). Thanks to Svetlin Zarev, Anthony Raymond.
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o IO-535: Thread bug in FileAlterationMonitor.stop(int). Thanks to Svetlin Zarev, Anthony Raymond.
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o IO-557: Perform locale independent upper case conversions. Thanks to luccioman.
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o IO-570: Missing Javadoc in FilenameUtils causing Travis-CI build to fail. Thanks to Pranet Verma.
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o IO-571: Remove redundant isDirectory() check in org.apache.commons.io.FileUtils.listFilesAndDirs(File, IOFileFilter, IOFileFilter). Thanks to pranet.

‎src/changes/changes.xml‎

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<body>
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<!-- The release date is the date RC is cut -->
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<release version="2.9.0" date="2021-MM-DD" description="Java 8 required.">
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<release version="2.9.0" date="2021-05-22" description="Java 8 required.">
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<!-- FIX -->
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<action issue="IO-686" dev="ggregory" type="fix" due-to="Alan Moffat, Gary Gregory">
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IOUtils.toByteArray(InputStream) Javadoc does not match code.

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