| ant javac version question | ant javac version question 2006-12-13 - By Scot P. Floess
So I take it, it deleted the dirs containing class files? If so, is it
still not working?
glenn opdycke-hansen wrote:
> Good idea. I am from the "scorched earth" build school and the build
> script has the following before the compile:
>
> init:
> Setting project property: DSTAMP -> 20061211
> Setting project property: TSTAMP -> 1438
> Setting project property: TODAY -> December 11 2006
> [delete] Deleting directory
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\tests-classes
> [delete] Deleting
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\tests-classes\mask
\MaskPayloadTest.class
>
> [delete] Deleting
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\tests-classes\mask
\MaskPayloadXmlTest.class
>
> [delete] Deleting directory
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\tests-classes\mask
>
> [delete] Deleting directory
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\tests-classes
> [mkdir] Created dir:
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\tests-classes
> [delete] Deleting directory
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\classes
> [delete] Deleting
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\classes\com\usbank
\entdevsvc\mask\MaskPayload.class
>
> [delete] Deleting directory
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\classes\com\usbank
\entdevsvc\mask
>
> [delete] Deleting directory
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\classes\com\usbank
\entdevsvc
>
> [delete] Deleting directory
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\classes\com\usbank
>
> [delete] Deleting directory
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\classes\com
> [delete] Deleting directory
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\classes
> [mkdir] Created dir:
> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\classes
>
> compile-src:
>
> On 12/13/06, Scot P. Floess <floess@(protected)> wrote:
>> I'd try removing all my class files and recompiling first. Just because
>> you removed the JDK 1.5 - does that mean you rebuilt everything
>> afterward? Otherwise you will still have 1.5 compiled versions of your
>> class files.
>>
>> glenn opdycke-hansen wrote:
>> > ok, how could we be getting jdk 1.5 java compile?
>> > We removed (via control panel) the 1.5 jdk. could some file be lurking
>> > in c:\winxp or other folder?
>> >
>> > Below are parts of the log from the build:
>> >
>> >
>> PATH=D:\Software\Java\j2sdk1.4.2_13\bin;D:\Software\Perl\bin\;C:\CYGWIN\bin
;D:\CVSNT;D:\Perl\bin;D:\apache-ant-1.6.5\bin;C:\PROGRA~1\Oracle\jre\1.1.8\bin;C
:\WINXP\system32;C:\WINXP\System32\
>>
>> >
>> > ...
>> > ANT_HOME=D:\apache-ant-1.6.5
>> > JAVA_HOME=D:\Software\Java\j2sdk1.4.2_13
>> > Apache Ant version 1.6.5 compiled on June 2 2005
>> > Buildfile: build.xml
>> > Adding reference: ant.PropertyHelper
>> > Detected Java version: 1.4 in: D:\Software\Java\j2sdk1.4.2_13\jre
>> > Detected OS: Windows XP
>> > ...
>> > [javac] com\usbank\entdevsvc\mask\MaskPayload.java added as
>> > com/usbank/entdevsvc/mask/MaskPayload.class doesn't exist.
>> > [javac] Compiling 1 source file to
>> > K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\classes
>> > [javac] Using modern compiler
>> > fileset: Setup scanner in dir
>> > K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\vendor\jar with patternSet{
>> > includes: [*.jar] excludes: [] }
>> > dropping
>> >
>> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\C:\PROGRA~1\IBM
\SQLLIB\ja
>>
>> >
>> > from path as it doesn't exist
>> > [javac] Compilation arguments:
>> > [javac] '-d'
>> > [javac]
>> > 'K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\classes'
>> > [javac] '-classpath'
>> > [javac]
>> >
>> 'K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\classes;K:
\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\vendor\jar\ContivoRuntime.jar;K:\bxnaray
_ssmcmn_1.0_dev\ssm_src\ssm_c
>>
>> >
>> > ...
>> > [javac] '-sourcepath'
>> > [javac]
>> > 'K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\source'
>> > [javac] '-target'
>> > [javac] '1.4'
>> > [javac] '-g'
>> > [javac] '-verbose'
>> > [javac]
>> > [javac] The ' characters around the executable and arguments are
>> > [javac] not part of the command.
>> > [javac] File to be compiled:
>> > [javac]
>> >
>> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\source\com\usbank
\entdevsvc\mask\MaskPayload.java
>>
>> >
>> > [javac] [parsing started
>> >
>> K:\bxnaray_ssmcmn_1.0_dev\ssm_src\ssm_cmn\ems_maskpayload\source\com\usbank
\entdevsvc\mask\MaskPayload.java]
>>
>> >
>> > [javac] [parsing completed 63ms]
>> > [javac] [loading
>> >
>> D:\Software\Java\j2sdk1.4.2_13\jre\lib\rt.jar(java/io/IOException.class)]
>>
>> > [javac] [loading
>> >
>> D:\Software\Java\j2sdk1.4.2_13\jre\lib\rt.jar(java/io/Serializable.class)]
>>
>> >
>> > ...
>> >
>> > I did notice an invalid entry in the PATH.
>> > Should I check the CLASSPATH too?
>> >
>> >
>> >
>> > On 12/11/06, Scot P. Floess <floess@(protected)> wrote:
>> >> You can certainly specify which JDK to use in the <javac> task.
>> >> However, that may not fix your runtime issue...if an older version of
>> >> the JDK is used to run against it...
>> >>
>> >> Yes, specifying <target> may help...
>> >>
>> >> Again, you need to ensure the VM being used when running against the
>> >> compiled class is the correct version (in your case I think that
>> means a
>> >> 1.4.2+ VM)...
>> >>
>> >> It looks to me like your code is being compiled using the JDK
>> 1.5.0+ I
>> >> just compiled some code and did a "javap -c -verbose" on a class
>> >> file... With the JDK 1.5.0_09 I get a minor = 0
>> >> major = 49... Compiling wiht "javac -source 1.2 release 1.2" I
>> see the
>> >> minor = 0 major = 46.
>> >>
>> >> My guess is the JDK being used during compilation is 1.5.0+. As
>> such,
>> >> try doing the target = "1.4" ... You may also need to set source =
>> >> "1.4"
>> >>
>> >> HTH,
>> >>
>> >> Scot
>> >>
>> >> glenn opdycke-hansen wrote:
>> >> > Right, I know that jdk 1.4.2 works.
>> >> > I suspect that some other jdk version is creeping into the
>> class/jar
>> >> > file.
>> >> > I specified JAVA_HOME for the 1.4.2 jdk. I also suggested to the
>> >> > developer to change the path. (I heard that that did not work)
>> >> > java -version also states that 1.4.2 will be used.
>> >> >
>> >> > Is there some option/parm on the javac that will help with this?
>> >> > Perhaps <target="1.4"> ?
>> >> > Perhaps <compiler="modern"> ?
>> >> > --glenn
>> >> >
>> >> > On 12/11/06, Scot P. Floess <floess@(protected)> wrote:
>> >> >> Well there is your problem...the JVM you are trying to use to run
>> >> (not
>> >> >> compile) does not support the version that was compiled.
>> >> >> Meaning...let's say you compiled using the JDK 1.5 but attempted
>> >> to run
>> >> >> using the JDK 1.2.2 - you'd get the error listed.
>> >> >>
>> >> >> Somehow you are compiling with a newer JDK but when running,
>> you are
>> >> >> getting some older version of the JDK.
>> >> >>
>> >> >> Make sure your path is correct and include this newer JDK... You
>> >> might
>> >> >> want to put $JAVA_HOME/bin first in your path. Or, on the command
>> >> line
>> >> >> type:
>> >> >>
>> >> >> java -version
>> >> >>
>> >> >> Either way its a JVM mismatch problem.
>> >> >>
>> >> >> glenn opdycke-hansen wrote:
>> >> >> > Replies below.
>> >> >> >
>> >> >> > On 12/11/06, Scot P. Floess <floess@(protected)> wrote:
>> >> >> >> What type of exceptions are you getting?
>> >> >> >
>> >> >> > java.lang.Exception: Error in
>> >> >> >
>> [ProcessDefinitions/Shared/Logging/MaskLogData.process/MaskPayload]
>> >> >> > BW-JAVA-100030 Unable to obtain information for method
>> >> >> > [maskElementsInPayload] from the class
>> >> >> > [com.usbank.entdevsvc.mask.MaskPayload]. Exception occurred.
>> >> >> > java.lang.UnsupportedClassVersionError:
>> >> >> > com/usbank/entdevsvc/mask/MaskPayload (Unsupported major.minor
>> >> version
>> >> >> > 49.0)
>> >> >> >
>> >> >> >>
>> >> >> >> If you use the class file outside the jar file...does that
>> work?
>> >> >> >
>> >> >> > We have not tried that (yet).
>> >> >> >
>> >> >> >>
>> >> >> >> Is your harddrive full?
>> >> >> >
>> >> >> > no
>> >> >> >
>> >> >> >>
>> >> >> >> glenn opdycke-hansen wrote:
>> >> >> >> > We are seeing that the javac can produce an unusable .class
>> >> file.
>> >> >> >> > One PC will build the java source OK, but the other PC does
>> >> >> not. The
>> >> >> >> > resulting JAR file has a different size and there are
>> exceptions
>> >> >> when
>> >> >> >> > the other jar is used.
>> >> >> >> > We set JAVA_HOME to the jdk (1.4.2_13) on both PCs.
>> >> >> >> >
>> >> >> >> > Has anyone seen this?
>> >> >> >> > Could it be due to differences in the PATH (winxp)?
>> >> >> >> > Is there any way to check the version of the jdk/javac used?
>> >> >> (-verbose
>> >> >> >> > does not seem to provide enough info)
>> >> >> >> >
>> >> >> >> > Thanks,
>> >> >> >> > --glenn
>> >> >> >> >
>> >> >> >> >
>> >> >>
>> ---------------------------------------------------------------------
>> >> >> >> > To unsubscribe, e-mail: user-unsubscribe@(protected)
>> >> >> >> > For additional commands, e-mail: user-help@(protected)
>> >> >> >> >
>> >> >> >> >
>> >> >> >>
>> >> >> >> --
>> >> >> >> Scot P. Floess
>> >> >> >> 27 Lake Royale
>> >> >> >> Louisburg, NC 27549
>> >> >> >>
>> >> >> >> 252-478-8087 (Home)
>> >> >> >> 919-754-4592 (Work)
>> >> >> >>
>> >> >> >> Chief Architect JPlate http://sourceforge.net/projects/jplate
>> >> >> >> Chief Architect JavaPIM http://sourceforge.net/projects/javapim
>> >> >> >>
>> >> >> >>
>> >> >> >>
>> >> ---------------------------------------------------------------------
>> >> >> >> To unsubscribe, e-mail: user-unsubscribe@(protected)
>> >> >> >> For additional commands, e-mail: user-help@(protected)
>> >> >> >>
>> >> >> >>
>> >> >> >
>> >> >>
>> >> >> --
>> >> >> Scot P. Floess
>> >> >> 27 Lake Royale
>> >> >> Louisburg, NC 27549
>> >> >>
>> >> >> 252-478-8087 (Home)
>> >> >> 919-754-4592 (Work)
>> >> >>
>> >> >> Chief Architect JPlate http://sourceforge.net/projects/jplate
>> >> >> Chief Architect JavaPIM http://sourceforge.net/projects/javapim
>> >> >>
>> >> >>
>> >> >
>> >>
>> >> --
>> >> Scot P. Floess
>> >> 27 Lake Royale
>> >> Louisburg, NC 27549
>> >>
>> >> 252-478-8087 (Home)
>> >> 919-754-4592 (Work)
>> >>
>> >> Chief Architect JPlate http://sourceforge.net/projects/jplate
>> >> Chief Architect JavaPIM http://sourceforge.net/projects/javapim
>> >>
>> >>
>> >
>>
>> --
>> Scot P. Floess
>> 27 Lake Royale
>> Louisburg, NC 27549
>>
>> 252-478-8087 (Home)
>> 919-754-4592 (Work)
>>
>> Chief Architect JPlate http://sourceforge.net/projects/jplate
>> Chief Architect JavaPIM http://sourceforge.net/projects/javapim
>>
>>
>
--
Scot P. Floess
27 Lake Royale
Louisburg, NC 27549
252-478-8087 (Home)
919-754-4592 (Work)
Chief Architect JPlate http://sourceforge.net/projects/jplate
Chief Architect JavaPIM http://sourceforge.net/projects/javapim
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