Re: [gentoo-java] Falling to the lowest jdk available

["Miroslav Šulc" <miroslav.sulc@startnet.cz>]

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Krzysiek Pawlik napsal(a):
> Miroslav Šulc wrote:
>   
>> Hi,
>>
>> I've faced a problem with migrated packages on my laptop. If I remember
>> well, I've read somewhere that the new Java system will always try to
>> build packages with the lower JDK possible. At least on my laptop (it's
>> a fresh install of Gentoo - I've installed it about two weeks ago)
>> packages are not built with the lowest JDK possible which results in
>> these bugs when compiling packages dependant on a badly built package:
>>     
>
> Lowest "-target/-source", not JDK! Run java-1.5-fixer
>   
I don't remember that I would do something that would broke the building
of Java packages (I have a fresh install) but the fixer really fixed
that. Thank you :-)

But still my system is not clean. Running java-1.5-fixer after that
several times gives me this:

# java-1.5-fixer
 * Generating a list of jars which ant uses
...                                                                                                                                                         
[ ok ]
 * Checking for > 1.4 bytecode in ant jars
...                                                                                                                                                          
[ ok ]
 * Generating a list of jars in the system
...                                                                                                                                                          
[ ok ]
 * Checking for > 1.4 bytecode in system jars
...                                                                                                                                                       
[ ok ]
 * Attempting to fix broken packages ...
 * Packages to fix this run:
=dev-java/aspectwerkz-2.0_rc2-r1 =dev-java/aspectwerkz-2.0_rc2-r1
=dev-java/aspectwerkz-2.0_rc2-r1 =dev-java/aspectwerkz-2.0_rc2-r1
=dev-java/jaxme-0.3.1-r1 =dev-java/jaxme-0.3.1-r1
=dev-java/jaxme-0.3.1-r1 =dev-java/jaxme-0.3.1-r1
=dev-java/jaxme-0.3.1-r1 =dev-java/jaxme-0.3.1-r1
=dev-util/subversion-1.3.2-r3


And when trying to build dom4j I get this:

>>> Emerging (1 of 1) dev-java/dom4j-1.6.1-r1 to /
 * checking ebuild checksums ;-)
...                                                                                                                                                                    
[ ok ]
 * checking auxfile checksums ;-)
...                                                                                                                                                                   
[ ok ]
 * checking miscfile checksums ;-)
...                                                                                                                                                                  
[ ok ]
 * checking dom4j-1.6.1.tar.gz ;-)
...                                                                                                                                                                  
[ ok ]
 * Using: sun-jdk-1.4
>>> Unpacking source...
>>> Unpacking dom4j-1.6.1.tar.gz to /var/tmp/portage/dom4j-1.6.1-r1/work
tar: A lone zero block at 78061
>>> Source unpacked.
Rewriting ./build.xml
>>> Compiling source in /var/tmp/portage/dom4j-1.6.1-r1/work/dom4j-1.6.1 ...
Buildfile: build.xml

init:
     [echo] ----------- dom4j 1.6.1 [2005] ------------

clean:

init:
     [echo] ----------- dom4j 1.6.1 [2005] ------------

prepare:
    [mkdir] Created dir:
/var/tmp/portage/dom4j-1.6.1-r1/work/dom4j-1.6.1/build

prepare-src:
    [mkdir] Created dir:
/var/tmp/portage/dom4j-1.6.1-r1/work/dom4j-1.6.1/build/src
    [mkdir] Created dir:
/var/tmp/portage/dom4j-1.6.1-r1/work/dom4j-1.6.1/build/classes
     [copy] Copying 179 files to
/var/tmp/portage/dom4j-1.6.1-r1/work/dom4j-1.6.1/build/src

compile:
    [javac] Compiling 166 source files to
/var/tmp/portage/dom4j-1.6.1-r1/work/dom4j-1.6.1/build/classes
    [javac]
/var/tmp/portage/dom4j-1.6.1-r1/work/dom4j-1.6.1/build/src/org/dom4j/jaxb/JAXBSupport.java:12:
cannot access javax.xml.bind.JAXBContext
    [javac] bad class file:
/var/tmp/portage/dom4j-1.6.1-r1/work/dom4j-1.6.1/lib/jaxmeapi.jar(javax/xml/bind/JAXBContext.class)
    [javac] class file has wrong version 49.0, should be 48.0
    [javac] Please remove or make sure it appears in the correct
subdirectory of the classpath.
    [javac] import javax.xml.bind.JAXBContext;
    [javac]                       ^
    [javac] 1 error

BUILD FAILED
/var/tmp/portage/dom4j-1.6.1-r1/work/dom4j-1.6.1/build.xml:142: Compile
failed; see the compiler error output for details.

Total time: 3 seconds

!!! ERROR: dev-java/dom4j-1.6.1-r1 failed.
Call stack:
  ebuild.sh, line 1545:   Called dyn_compile
  ebuild.sh, line 940:   Called src_compile
  dom4j-1.6.1-r1.ebuild, line 68:   Called eant 'clean' 'package'
  java-utils-2.eclass, line 1224:   Called die

!!! eant failed
!!! If you need support, post the topmost build error, and the call
stack if relevant.

!!! When you file a bug report, please include the following information:
GENTOO_VM=sun-jdk-1.4  CLASSPATH="" JAVA_HOME="/opt/sun-jdk-1.4.2.12"
JAVACFLAGS="-source 1.3 -target 1.3" COMPILER="javac"
and of course, the output of emerge --info


Miroslav

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