Reformatted one is available in: 20070612125513.17951.qmail () webmail6 ! rediffmail ! com
On Tue, 12 Jun 2007 Scot P.Floess wrote : >Can you reformat and show some samples? > >query wrote: >>Sorry for the mail format. >> >>The issue with recompilation is not with jar file, but with class files. >>When I have already mentioned eg1.jar in classpath, hence compiler shouldn't >>recompile the common java files while compiling eg2 source files. This issue >>is arising only with ANT tool. >>What can be the reason for this? >> >> >>On Fri, 08 Jun 2007 David Weintraub wrote : >> >>>Please, please change your email preferences to not send HTML email >>>messages! This is a text only list, and I simply cannot read your >>>email. >>> >>>I think what you're saying is that you have two directories: eg1 and >>>eg2. You compile a JAR in ej1, and need that JAR in eg2. However, eg2 >>>recompiles and rebuilds that JAR. There could be several things going >>>on: >>> >>>1). Although Ant says it is rebuilding the JAR, it isn't. The task is >>>executed, but the task does nothing. This is confusing for example, >>>when you do the "copy" task, and it claims that it is copying files. >>>However, I know from the time the task takes, nothing is being copied. >>> >>>2). The other problem could be the way you call the task. Java tasks >>>will not recompile if the *.class file is newer than the corresponding >>>*.java file and the *.jar will not rebuild if the *.jar is newer than >>>the files it is composed of. If you remove the *.java files from the >>>eg1 jar file, and then you run eg2, it will recompile the *.class >>>files because they don't exist. Then, it will rebuild the JAR because >>>the *.jar is older than the *.class files. The *.jar will also be >>>rebuilt if you include a new META-INF file too. >>> >>>The solution would be to make sure that the <java> task can easily >>>compare the *.java files to their corresponding *.class files and to >>>make sure that none of the files in your *.jar are newer than the >>>*.jar. Also make sure that you didn't accidentally add a file to the >>>directory that is being jar'd. I had a friend who created a temporary >>>file and that caused the *.jar to be rebuilt. >>> >>>Another possibility is to use the <uptodate> task to only build the >>>JAR file if all the conditions are correct. The <uptodate> task (and >>>the Ant Contrib <outofdate> task) are good ways to prevent rebuilding >>>when Ant's built in rules don't seem to be working. >>> >>> >>> >>> >>> >>> >>> >>>On 8 Jun 2007 07:23:05 -0000, query <[EMAIL PROTECTED]> wrote: >>> >>>>I have already compiled some java source files using ANT <javac> task and >>>>created a jar file(eg1.jar). I am using eg1.jar in the classpath to compile >>>>files in E:\ANTBUILD\eg\eg2\sources.The log shows that in the classpath, it >>>>is also including the destination folder as a classpath. Is it an expected >>>>issue in <javac> task? >>>> >>[javac] \'-d\' [javac] \'E:\\ANTBUILD\\eg\\eg2\\ClassFiles\' [javac] >>\'-classpath\' [javac] >>\'E:\\ANTBUILD\\eg\\eg2\\ClassFiles;C:\\PROGRA~1\\jdk1.5.0;E:\\ANTBUILD\\eg\\eg1\\eg1.jar >> >>>>There a few common java source files which are used in both eg1 and eg2 >>>>folder. As eg1.jar is already having these class files, while compiling eg2 >>>>source files, it shouldn\'t create these classfiles again. But the class >>>>files are generated and hence populating eg2.jar file with more class files >>>>than expected. What may be the reason for this behaviour? >>>>This issue was not observed when I was using some other build tool. >>>>Observed only in ANT tool. >>>> >>>-- -- >>>David Weintraub >>>[EMAIL PROTECTED] >>> >>>--------------------------------------------------------------------- >>>To unsubscribe, e-mail: [EMAIL PROTECTED] >>>For additional commands, e-mail: [EMAIL PROTECTED] >>> >>> >> >> > >-- Scot P. Floess >27 Lake Royale >Louisburg, NC 27549 > >252-478-8087 (Home) >919-392-6730 (Work) > >Chief Architect JPlate http://sourceforge.net/projects/jplate >Chief Architect JavaPIM http://sourceforge.net/projects/javapim >
