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Posted about 12 years ago
The IcedTea project provides a harness to build the source code from OpenJDK using Free Software build tools, along with additional features such as a PulseAudio sound driver, the ability to build against system libraries and support for alternative ... [More] virtual machines and architectures beyond those supported by OpenJDK. This release updates our OpenJDK 6 support in the 1.12.x series with the October 2013 security errata and a number of bug fixes If you find an issue with the release, please report it to our bug database under the appropriate component. Development discussion takes place on the distro-pkg-dev OpenJDK mailing list and patches are always welcome. Full details of the release can be found below. What’s New? New in release 1.12.7 (2013-11-21) Security fixes S8006900, CVE-2013-3829: Add new date/time capability S8008589: Better MBean permission validation S8011071, CVE-2013-5780: Better crypto provider handling S8011081, CVE-2013-5772: Improve jhat S8011157, CVE-2013-5814: Improve CORBA portablility S8012071, CVE-2013-5790: Better Building of Beans S8012147: Improve tool support S8012277: CVE-2013-5849: Improve AWT DataFlavor S8012425, CVE-2013-5802: Transform TransformerFactory S8013503, CVE-2013-5851: Improve stream factories S8013506: Better Pack200 data handling S8013510, CVE-2013-5809: Augment image writing code S8013514: Improve stability of cmap class S8013739, CVE-2013-5817: Better LDAP resource management S8013744, CVE-2013-5783: Better tabling for AWT S8014085: Better serialization support in JMX classes S8014093, CVE-2013-5782: Improve parsing of images S8014102, CVE-2013-5778: Improve image conversion S8014341, CVE-2013-5803: Better service from Kerberos servers S8014349, CVE-2013-5840: (cl) Class.getDeclaredClass problematic in some class loader configurations S8014530, CVE-2013-5825: Better digital signature processing S8014534: Better profiling support S8014987, CVE-2013-5842: Augment serialization handling S8015614: Update build settings S8015731: Subject java.security.auth.subject to improvements S8015743, CVE-2013-5774: Address internet addresses S8016256: Make finalization final S8016653, CVE-2013-5804: javadoc should ignore ignoreable characters in names S8016675, CVE-2013-5797: Make Javadoc pages more robust S8017196, CVE-2013-5850: Ensure Proxies are handled appropriately S8017287, CVE-2013-5829: Better resource disposal S8017291, CVE-2013-5830: Cast Proxies Aside S8017298, CVE-2013-4002: Better XML support S8017300, CVE-2013-5784: Improve Interface Implementation S8017505, CVE-2013-5820: Better Client Service S8019292: Better Attribute Value Exceptions S8019617: Better view of objects S8020293: JVM crash S8021290, CVE-2013-5823: Better signature validation S8022940: Enhance CORBA translations S8023683: Enhance class file parsing Backports S4075303: Use javap to enquire about a specific inner class S4111861: static final field contents are not displayed S4348375: Javap is not internationalized S4459541: “javap -l” shows line numbers as signed short; they should be unsigned S4501660: change diagnostic of -help as ‘print this help message and exit’ S4501661: disallow mixing -public, -private, and -protected options at the same time S4776241: unused source file in javap… S4870651: javap should recognize generics, varargs, enum S4876942: javap invoked without args does not print help screen S4880663: javap could output whitespace between class name and opening brace S4884240: additional option required for javap S4893408: JPEGReader throws IllegalArgException when setting the destination to BYTE_GRAY S4975569: javap doesn’t print new flag bits S6271787: javap dumps LocalVariableTypeTable attribute in hex, needs to print a table S6305779: javap: support annotations S6439940: Clean up javap implementation S6469569: wrong check of searchpath in JavapEnvironment S6474890: javap does not open .zip files in -classpath S6563752: Build and test JDK7 with Sun Studio 12 Express compilers (prep makefiles) S6587786: Javap throws error : “ERROR:Could not find <classname>” for JRE classes S6622215: javap ignores certain relevant access flags S6622216: javap names some attributes incorrectly S6622232: javap gets whitespace confused S6622260: javap prints negative bytes incorrectly in hex S6631559: Registration of ImageIO plugins should not cause loading of jpeg.dlli and cmm.dll S6636331: ConcurrentModificationException in AppContext code S6636370: minor corrections and simplification of code in AppContext S6708729: update jdk Makefiles for new javap S6715767: javap on java.lang.ClassLoader crashes S6729772: 64-bit build with SS12 compiler: SIGSEGV (0xb) at pc=0×0000000000000048, pid=14826, tid=2 S6791502: IIOException “Invalid icc profile” on jpeg after update from JDK5 to JDK6 S6793818: JpegImageReader is too greedy creating color profiles S6799141: Build with –hash-style=both so that binaries can work on SuSE 10 S6816311: Changes to allow builds with latest Windows SDK 6.1 on 64bit Windows 2003 S6819246: improve support for decoding instructions in classfile library S6824493: experimental support for additional info for instructions S6840152: JVM crashes when heavyweight monitors are used S6841419: classfile: add constant pool iterator S6841420: classfile: add new methods to ConstantClassInfo S6843013: missing files in fix for 6824493 S6852856: javap changes to facilitate subclassing javap for variants S6867671: javap whitespace formatting issues S6868539: javap should use current names for constant pool tags S6888215: memory leak in jpeg plugin S6902264: fix indentation of tableswitch and lookupswitch S6925851: Localize JRE into pt_BR S6954275: XML signatures with reference data larger 16KB and cacheRef on fails to validate S6974017: Upgrade required Solaris Studio compilers to 5.10 (12 update 1 + patches) S6980281: SWAT: SwingSet2 got core dumped in Solaris-AMD64 using b107 swat build S6989760: cmm native compiler warnings S6989774: imageio compiler warnings in native code S7000225: Sanity check on sane-alsa-headers is broken S7013519: [parfait] Integer overflows in 2D code S7018912: [parfait] potential buffer overruns in imageio jpeg S7022999: Can’t build with FORCE_TIERED=0 S7035073: Add missing timezones to TimeZoneNames_pt_BR.java S7038711: Fix CC_VER checks for compiler options, fix use of -Wno-clobber S7146431: java.security files out-of-sync S7196533: TimeZone.getDefault() slow due to synchronization bottleneck S8000450: Restrict access to com/sun/corba/se/impl package S8002070: Remove the stack search for a resource bundle for Logger to use S8003992: File and other classes in java.io do not handle embedded nulls properly S8004188: Rename src/share/lib/security/java.security to java.security-linux S8005194: [parfait] #353 sun/awt/image/jpeg/imageioJPEG.c Memory leak of pointer ‘scale’ allocated with calloc() S8006882: Proxy generated classes in sun.proxy package breaks JMockit S8010118: Annotate jdk caller sensitive methods with @sun.reflect.CallerSensitive S8010727: WLS fails to add a logger with “” in its own LogManager subclass instance S8010939: Deadlock in LogManager S8011139: (reflect) Revise checking in getEnclosingClass S8011950: java.io.File.createTempFile enters infinite loop when passed invalid data S8011990: TEST_BUG: java/util/logging/bundlesearch/ResourceBundleSearchTest.java fails on Windows S8012243: about 30% regression on specjvm2008.serial on 7u25 comparing 7u21 S8012453: (process) Runtime.exec(String) fails if command contains spaces [win] S8012617: ArrayIndexOutOfBoundsException with some fonts using LineBreakMeasurer S8013380: Removal of stack walk to find resource bundle breaks Glassfish startup S8013827: File.createTempFile hangs with temp file starting with ‘com1.4′ S8014469: (tz) Support tzdata2013c S8014718: Netbeans IDE begins to throw a lot exceptions since 7u25 b10 S8014745: Provide a switch to allow stack walk search of resource bundle S8015144: Performance regression in ICU OpenType Layout library S8015965: (process) Typo in name of property to allow ambiguous commands S8015978: Incorrect transformation of XPath expression “string(-0)” S8016357: Update hotspot diagnostic class S8017566: Backout 8000450 – Cannot access to com.sun.corba.se.impl.orb.ORBImpl S8019584: javax/management/remote/mandatory/loading/MissingClassTest.java failed in nightly against jdk7u45: java.io.InvalidObjectException: Invalid notification: null S8019969: nioNetworkChannelInet6/SetOptionGetOptionTestInet6 test case crashes S8019979: Replace CheckPackageAccess test with better one from closed repo S8020054: (tz) Support tzdata2013d S8020983, RH976897: OutOfMemoryError caused by non garbage collected JPEGImageWriter Instances S8021355: REGRESSION: Five closed/java/awt/SplashScreen tests fail since 7u45 b01 on Linux, Solaris S8021366: java_util/Properties/PropertiesWithOtherEncodings fails during 7u45 nightly testing S8021577: JCK test api/javax_management/jmx_serial/modelmbean/ModelMBeanNotificationInfo/serial/index.html#Input has failed since jdk 7u45 b01 S8021933: Add extra check for fix # JDK-8014530 S8021969: The index_AccessAllowed jnlp can not load successfully with exception thrown in the log. S8022661: InetAddress.writeObject() performs flush() on object output stream S8022682: Supporting XOM S8023964: java/io/IOException/LastErrorString.java should be @ignore-d S8024914: Swapped usage of idx_t and bm_word_t types in bitMap.inline.hpp S8025128: File.createTempFile fails if prefix is absolute path S8025255: (tz) Support tzdata2013g OJ19: Fix test cases from 8010118 to work with OpenJDK 6 OJ20: Resolve merge issues with JAXP security fixes OJ21: Remove @Override annotation added on interface by 2013/10/15 security fixes Bug fixes PR1188: ASM Interpreter and Thumb2 JIT javac miscompile modulo reminder on armel. RH995488: Java thinks that the default timezone is Busingen instead of Zurich D729448: 32-bit alignment on mips and mipsel The tarball can be downloaded from: http://icedtea.classpath.org/download/source/icedtea6-1.12.7.tar.gz or: http://icedtea.classpath.org/download/source/icedtea6-1.12.7.tar.xz We provide both gzip and xz tarballs, so that those who are able to make use of the smaller tarball produced by xz may do so. The tarballs are accompanied by digital signatures available at: http://icedtea.classpath.org/download/source/icedtea6-1.12.7.tar.gz.sig http://icedtea.classpath.org/download/source/icedtea6-1.12.7.tar.xz.sig These are produced using my public key. See details below. PGP Key: 248BDC07 (https://keys.indymedia.org/) Fingerprint = EC5A 1F5E C0AD 1D15 8F1F 8F91 3B96 A578 248B DC07 SHA256 checksums: 081b288b3141f5ec87c77ea47fc541825fd02e9e03fcbb30bbe70b007f2a648e icedtea6-1.12.7.tar.gz e96ed6e04ec84ddfdb5833e1632c2a4989684f6c43614646baabf26dbd721b71 icedtea6-1.12.7.tar.gz.sig 56e180666f9c6a38aa725033b60bbdf5bf4f652ad9f6876eedc56a27497158a8 icedtea6-1.12.7.tar.xz 0051bc9eb39ad7b3e932f14d0b2cc3b6fc0b70ccff0b152067094e670c1eaf0c icedtea6-1.12.7.tar.xz.sig The following people helped with these releases: Andrew Hughes (all backports and fixes except those below & release management) Aurelien Jarno (D729448) Omair Majid (initial version of RH995488) Xerxes Rånby (PR1188 ARM fix) We would also like to thank the bug reporters and testers! To get started: $ tar xzf icedtea6-1.12.7.tar.gz or: $ tar x -I xz -f icedtea6-1.12.7.tar.xz then: $ mkdir icedtea-build $ cd icedtea-build $ ../icedtea6-1.12.7/configure $ make Full build requirements and instructions are available in the INSTALL file. Happy hacking! [Less]
Posted about 12 years ago
Today JFreeChart 1.0.17, a free/open source chart library for the Java platform (1.6 or later), is available for download. This release adds a notify flag to all datasets, key validation for the time series dataset, area fills for the ... [More] XYSplineRenderer, a new axis label formatter, improvements in rotated text code, and numerous bug fixes. I can't believe it's almost 14 years now since I started working on this project. Thanks to everyone that has helped along the way. [Less]
Posted about 12 years ago
Since many years, Graphos supports nice-looking and well known bezier-paths. However it always supported, by the design inherited by GDraw, symmetric handles. Since the handle points define the curve's tangent to the control point, there will be no ... [More] discontinuity. That is, each control point's handles are equal and symmetric, allowing for smooth curves like here:I added now support for splitting handles and making them a-symmetric, thus being able to draw cusps in a line.While in path-editing (white arrow) a contextual menu will allow you to choose what kind of type the node is.To support this new kind of information which is associated with each node, I changed the file format. Paths are now saved as a series of control points with their associated type, instead of the older format that was essential PS data, where each line-to and move-to was described. The latter format split information about each control-point between left-and-right and while more compact, did not allow to add the new information.Anyway, here the result, left a smooth path, right the same path where the central point has been "split".Note to self: this will allow to draw Graphos' own logo in Graphos much better. Something to do the next time I'm bored! [Less]
Posted about 12 years ago
The GNUstep Application Project announced a new release of its vector drawing application, Graphos on Oct 15th.Improved text object and handling, improved selection handling (e.g. for multiple objects that are group selected) and many other bugs. The ... [More] format is 0.4 compatibile, although text object might be placed differently if loaded from old files, due to the old bug. [Less]
Posted about 12 years ago
Today I am releasing a new product, Orson Charts, a 3D chart library for the Java(tm) platform: Orson Charts supports a range of different chart types, and has a built-in pure Java rendering engine that requires only Java2D's Graphics2D API. This ... [More] means that Orson Charts is easily deployed (no OpenGL or Java3D dependencies to worry about) and that 3D charts can easily be exported to PDF and SVG format using other libraries (for example Orson PDF and JFreeSVG, or iText and Batik). People that are familiar with the JFreeChart API will find the Orson Charts API very similar in style and, in fact, Orson Charts makes a perfect companion to JFreeChart. Orson Charts features a very nice viewer for use in Swing applications providing zooming and full 360 degree rotation of the charts in any direction. I encourage you to download the free evaluation copy and run the demo programs to see this in action. Orson Charts is not open source. I want this project to be self-sustaining and it's my judgement that charging money for it is the best way to fund ongoing development. Please download the free evaluation copy of Orson Charts, try out the demo application, look through the API, send me your feedback...and buy it! [Less]
Posted about 12 years ago
The IcedTea project provides a harness to build the source code from OpenJDK using Free Software build tools, along with additional features such as a PulseAudio sound driver, the ability to build against system libraries and support for alternative ... [More] virtual machines and architectures beyond those supported by OpenJDK. This release updates our OpenJDK 6 support in the 1.11.x series with the October 2013 security errata and a number of bug fixes If you find an issue with the release, please report it to our bug database under the appropriate component. Development discussion takes place on the distro-pkg-dev OpenJDK mailing list and patches are always welcome. Full details of the release can be found below. What’s New? New in release 1.11.14 (2013-11-13) Security fixes S8006900, CVE-2013-3829: Add new date/time capability S8008589: Better MBean permission validation S8011071, CVE-2013-5780: Better crypto provider handling S8011081, CVE-2013-5772: Improve jhat S8011157, CVE-2013-5814: Improve CORBA portablility S8012071, CVE-2013-5790: Better Building of Beans S8012147: Improve tool support S8012277: CVE-2013-5849: Improve AWT DataFlavor S8012425, CVE-2013-5802: Transform TransformerFactory S8013503, CVE-2013-5851: Improve stream factories S8013506: Better Pack200 data handling S8013510, CVE-2013-5809: Augment image writing code S8013514: Improve stability of cmap class S8013739, CVE-2013-5817: Better LDAP resource management S8013744, CVE-2013-5783: Better tabling for AWT S8014085: Better serialization support in JMX classes S8014093, CVE-2013-5782: Improve parsing of images S8014102, CVE-2013-5778: Improve image conversion S8014341, CVE-2013-5803: Better service from Kerberos servers S8014349, CVE-2013-5840: (cl) Class.getDeclaredClass problematic in some class loader configurations S8014530, CVE-2013-5825: Better digital signature processing S8014534: Better profiling support S8014987, CVE-2013-5842: Augment serialization handling S8015614: Update build settings S8015731: Subject java.security.auth.subject to improvements S8015743, CVE-2013-5774: Address internet addresses S8016256: Make finalization final S8016653, CVE-2013-5804: javadoc should ignore ignoreable characters in names S8016675, CVE-2013-5797: Make Javadoc pages more robust S8017196, CVE-2013-5850: Ensure Proxies are handled appropriately S8017287, CVE-2013-5829: Better resource disposal S8017291, CVE-2013-5830: Cast Proxies Aside S8017298, CVE-2013-4002: Better XML support S8017300, CVE-2013-5784: Improve Interface Implementation S8017505, CVE-2013-5820: Better Client Service S8019292: Better Attribute Value Exceptions S8019617: Better view of objects S8020293: JVM crash S8021290, CVE-2013-5823: Better signature validation S8022940: Enhance CORBA translations S8023683: Enhance class file parsing Backports S4075303: Use javap to enquire about a specific inner class S4111861: static final field contents are not displayed S4348375: Javap is not internationalized S4459541: “javap -l” shows line numbers as signed short; they should be unsigned S4501660: change diagnostic of -help as ‘print this help message and exit’ S4501661: disallow mixing -public, -private, and -protected options at the same time S4776241: unused source file in javap… S4870651: javap should recognize generics, varargs, enum S4876942: javap invoked without args does not print help screen S4880663: javap could output whitespace between class name and opening brace S4884240: additional option required for javap S4975569: javap doesn’t print new flag bits S6271787: javap dumps LocalVariableTypeTable attribute in hex, needs to print a table S6305779: javap: support annotations S6439940: Clean up javap implementation S6469569: wrong check of searchpath in JavapEnvironment S6474890: javap does not open .zip files in -classpath S6587786: Javap throws error : “ERROR:Could not find <classname>” for JRE classes S6622215: javap ignores certain relevant access flags S6622216: javap names some attributes incorrectly S6622232: javap gets whitespace confused S6622260: javap prints negative bytes incorrectly in hex S6708729: update jdk Makefiles for new javap S6715767: javap on java.lang.ClassLoader crashes S6819246: improve support for decoding instructions in classfile library S6824493: experimental support for additional info for instructions S6841419: classfile: add constant pool iterator S6841420: classfile: add new methods to ConstantClassInfo S6843013: missing files in fix for 6824493 S6852856: javap changes to facilitate subclassing javap for variants S6867671: javap whitespace formatting issues S6868539: javap should use current names for constant pool tags S6902264: fix indentation of tableswitch and lookupswitch S6925851: Localize JRE into pt_BR S6954275: XML signatures with reference data larger 16KB and cacheRef on fails to validate S7035073: Add missing timezones to TimeZoneNames_pt_BR.java S7146431: java.security files out-of-sync S8000450: Restrict access to com/sun/corba/se/impl package S8002070: Remove the stack search for a resource bundle for Logger to use S8003992: File and other classes in java.io do not handle embedded nulls properly S8004188: Rename src/share/lib/security/java.security to java.security-linux S8006882: Proxy generated classes in sun.proxy package breaks JMockit S8010118: Annotate jdk caller sensitive methods with @sun.reflect.CallerSensitive S8010727: WLS fails to add a logger with “” in its own LogManager subclass instance S8010939: Deadlock in LogManager S8011139: (reflect) Revise checking in getEnclosingClass S8011950: java.io.File.createTempFile enters infinite loop when passed invalid data S8011990: TEST_BUG: java/util/logging/bundlesearch/ResourceBundleSearchTest.java fails on Windows S8012243: about 30% regression on specjvm2008.serial on 7u25 comparing 7u21 S8012453: (process) Runtime.exec(String) fails if command contains spaces [win] S8012617: ArrayIndexOutOfBoundsException with some fonts using LineBreakMeasurer S8013380: Removal of stack walk to find resource bundle breaks Glassfish startup S8013827: File.createTempFile hangs with temp file starting with ‘com1.4′ S8014718: Netbeans IDE begins to throw a lot exceptions since 7u25 b10 S8014745: Provide a switch to allow stack walk search of resource bundle S8015144: Performance regression in ICU OpenType Layout library S8015965: (process) Typo in name of property to allow ambiguous commands S8015978: Incorrect transformation of XPath expression “string(-0)” S8016357: Update hotspot diagnostic class S8017566: Backout 8000450 – Cannot access to com.sun.corba.se.impl.orb.ORBImpl S8019584: javax/management/remote/mandatory/loading/MissingClassTest.java failed in nightly against jdk7u45: java.io.InvalidObjectException: Invalid notification: null S8019969: nioNetworkChannelInet6/SetOptionGetOptionTestInet6 test case crashes S8019979: Replace CheckPackageAccess test with better one from closed repo S8021355: REGRESSION: Five closed/java/awt/SplashScreen tests fail since 7u45 b01 on Linux, Solaris S8021366: java_util/Properties/PropertiesWithOtherEncodings fails during 7u45 nightly testing S8021577: JCK test api/javax_management/jmx_serial/modelmbean/ModelMBeanNotificationInfo/serial/index.html#Input has failed since jdk 7u45 b01 S8021933: Add extra check for fix # JDK-8014530 S8021969: The index_AccessAllowed jnlp can not load successfully with exception thrown in the log. S8022661: InetAddress.writeObject() performs flush() on object output stream S8022682: Supporting XOM S8023964: java/io/IOException/LastErrorString.java should be @ignore-d S8024914: Swapped usage of idx_t and bm_word_t types in bitMap.inline.hpp S8025128: File.createTempFile fails if prefix is absolute path S8025255: (tz) Support tzdata2013g OJ19: Fix test cases from 8010118 to work with OpenJDK 6 OJ20: Resolve merge issues with JAXP security fixes OJ21: Remove @Override annotation added on interface by 2013/10/15 security fixes The tarball can be downloaded from: http://icedtea.classpath.org/download/source/icedtea6-1.11.14.tar.gz or: http://icedtea.classpath.org/download/source/icedtea6-1.11.14.tar.xz We provide both gzip and xz tarballs, so that those who are able to make use of the smaller tarball produced by xz may do so. The tarballs are accompanied by digital signatures available at: http://icedtea.classpath.org/download/source/icedtea6-1.11.14.tar.gz.sig http://icedtea.classpath.org/download/source/icedtea6-1.11.14.tar.xz.sig These are produced using my public key. See details below. PGP Key: 248BDC07 (https://keys.indymedia.org/) Fingerprint = EC5A 1F5E C0AD 1D15 8F1F 8F91 3B96 A578 248B DC07 SHA256 checksums: b36ed4d4215e3048cb8722c63dc60343dda9a2b9b933244c11c68b21cee73ce9 icedtea6-1.11.14.tar.gz 6bc4e124117d5cfd5b65caf8f85a9eeac9f8c13700049b060526c4c1426e3de1 icedtea6-1.11.14.tar.gz.sig 364506acceffed4bab0aff50ec688c99ce9093ccd87439271d5db73488cf2409 icedtea6-1.11.14.tar.xz 1cd390bf295e19d73e41f5aec96f9ab1f15dc9f344b86137857f882443b2eef5 icedtea6-1.11.14.tar.xz.sig The following people helped with these releases: Andrew Hughes (all backports and fixes & release management) We would also like to thank the bug reporters and testers! To get started: $ tar xzf icedtea6-1.11.14.tar.gz or: $ tar x -I xz -f icedtea6-1.11.14.tar.xz then: $ mkdir icedtea-build $ cd icedtea-build $ ../icedtea6-1.11.14/configure $ make Full build requirements and instructions are available in the INSTALL file. Happy hacking! [Less]
Posted about 12 years ago
The first batch (60!) of videos from JavaOne 2013 has arrived. Here's a list of those more or less directly related to OpenJDK Projects:Lambda - A Peek Under the HoodProgramming with Lambda Expressions in JavaDesigning with Lambda Expressions in ... [More] JavaWhat's New in JavaFX 8Nashorn - JavaScript on the JVMJava 8 Streams: Lambda in Top GearCollection Performance Fundamentals [Less]
Posted about 12 years ago
This year's JavaOne featured a few new press releases from Oracle mentioning OpenJDK. Here are the relevant excerpts:Freescale, Linaro and Square have recently joined the OpenJDK Community, which continues to thrive with contributions from Oracle, as ... [More] well as other companies, researchers and individuals.The OpenJDK Community infrastructure also continues to improve, increasing transparency and making collaboration more efficient. The OpenJDK Wiki was made available this past April and the new JDK Bug System was just launched last week.Taken from the Oracle press release titled Oracle Outlines Java Platform Advancements and Highlights Java Momentum in JavaOne 2013 Strategy Keynote.Oracle continues to work with the Java Community to advance the Java Platform, Standard Edition (Java SE). Developer builds are now available for the upcoming Java Development Kit (JDK) 8, which will include: Project Lambda, a new Date and Time API, Compact Profiles and the Nashorn JavaScript Engine. The OpenJDK Community continues to thrive with contributions from Oracle, as well as other companies, researchers and individuals.The OpenJDK Community continues to host the development of both the Java SE 8 Specification and JDK 8 and continues to thrive with contributions from Oracle, as well as other companies, researchers and individuals.Freescale recently joined the OpenJDK Community and will be collaborating with Oracle and others to help evolve the Java platform and optimize Java for Freescale i.MX ARM-based Applications Processors. Freescale has also joined the JCP and intends to work with Oracle and other JCP members on future Java specifications for small and large devices, especially resource constrained MCU based devices, for the Internet of Things.Linaro has also joined the OpenJDK Community and is already contributing to porting and optimizing Java for 64-bit ARM processors.Square has also joined the OpenJDK Community and is actively collaborating with Oracle and others in the community to enhance the Java programming language, JVM, and core libraries.The OpenJDK Community infrastructure continues to improve, increasing transparency and making collaboration more efficient. The OpenJDK Wiki was made available this past April and the new JDK Bug System was just launched last week.Taken from an Oracle press release titled Oracle Highlights Java SE Momentum at JavaOne San Francisco 2013.That brings the total count up to 17 press releases from Oracle mentioning OpenJDK. [Less]
Posted about 12 years ago
Due to my laziness and lameness my previous post wasn't as convincing as it should have been, so I'm going to try again. Take this code: class A {   public static void main(String[] args) { ... [More]     A obj = new B();     obj.finalize();     obj = null;     System.gc();     System.runFinalization();   }   protected void finalize() {     System.out.println("A.finalize");   } } class B extends A {   private void fin_lize() {     System.out.println("B.finalize");   } } Compile this and patch B.class to replace fin_lize with finalize. What is the expected output of this program? In my opinion it is: A.finalize A.finalize This is also the output that both JDK 1.1 and IKVM.NET give. However, on JDK 1.5 and up the output is: A.finalize B.finalize This did not change in the 7u45 update. To me the above is already enough to obviously demonstrate the problem, but since I'm apparently somewhat atypical I'm going to try to explain a bit more carefully. The Java 7 vmspec claims that private methods can override base class methods. JVMS section 5.4.5. Method overriding was added in the Java 7 edition of the JVMS. It is clearly incorrect as it disagrees with both previous and current behavior of all known JVMs. Given that private methods do not in fact override any methods, the check for final base class methods that was introduced in 7u45 is bogus. What should have been fixed in 7u45 is the native code that calls the finalize method, as it clearly needs to do a virtual invocation of Object.finalize() not call the private B.finalize method. I hope I've done a better job now of making clear way the 7u45 update is bogus, the JVMS spec change is wrong and that finalization still needs to be fixed. [Less]
Posted over 12 years ago
I'll be at EclipseCon Europe in Ludwigsburg, Germany next week to listen to your experiences trying out JDK 8 EA builds with Eclipse at a BOF on Tuesday evening at 8:30 PM. If you haven't tried out JDK 8 EA builds yet with your Eclipse-based ... [More] projects, you can grab the latest build here. If you find a regression, you don't have to wait until Tuesday to let me know about it - please report it as soon as you find it.And of course, if there is something else around OpenJDK you'd like to chat about, let me know on Twitter (or send me an e-mail), and we'll find some space and time - I'll be at EclipseCon Europe from Tuesday till Thursday.See you there! [Less]