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- [[ajcore]]
- = AspectJ Core Files
-
- [[ajcore-introduction]]
- == Introduction
-
- When the compiler terminates abnormally, either because a particular
- kind of message was issued or an exception was thrown, an AspectJ core
- file will be produced. You will find it the working directory of the
- compiler and it will have a name that contains the date and time that
- the file was produced e.g. `ajcore.20060810.173655.626.txt`. The file
- contains details of the problem such as the exception thrown as well as
- information about the environment such as operating system and Java
- version. When submitting a bug, include this file whenever it is
- available.
-
- [[configuration]]
- === Configuring dump files
-
- By default AspectJ will only create an `ajcore` file when an unexpected
- exception is thrown by the weaver or an `abort` message is issued.
- However it is possible to disable this feature or enable files to be
- produced under different circumstances. The table below lists the System
- properties that can be used to configure `ajcore` files.
-
- [cols=",,",options="header",]
- |===
- |Property |Default |Description
- |`org.aspectj.weaver.Dump.exception` |`true` |Generate an `ajcore` files
- when an exception thrown.
-
- |`org.aspectj.weaver.Dump.condition` |`abort` |Message kind for which to
- generate `ajcore` e.g. `error`.
-
- |`org.aspectj.dump.directory` |`none` |The directory used for ajcore
- files.
- |===
-
- [[ajcore-examples]]
- === AJCore File Examples
-
- Below is an extract from an `ajcore` file. You will see details of the
- dump configuration as well as the exception (with stack trace) that is
- the source of the problem and any messages issued by the compiler. Most
- importantly the exact version of AspectJ is included.
-
- [source, text]
- ....
- ---- AspectJ Properties ---
- AspectJ Compiler DEVELOPMENT built on Tuesday Jul 25, 2006 at 13:00:09 GMT
- ---- Dump Properties ---
- Dump file: ajcore.20060810.173655.626.txt
- Dump reason: java.lang.NoClassDefFoundError
- Dump on exception: true
- Dump at exit condition: abort
- ---- Exception Information ---
- java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
- at org.aspectj.weaver.tools.CommonsTraceFactory.<init>(CommonsTraceFactory.java:17)
- at java.lang.Class.newInstance0(Native Method)
- at java.lang.Class.newInstance(Class.java:232)
- at org.aspectj.weaver.tools.TraceFactory.<clinit>(TraceFactory.java:35)
- at org.aspectj.weaver.World.<clinit>(World.java:114)
- at org.aspectj.ajdt.internal.core.builder.AjBuildManager.initBcelWorld(AjBuildManager.java:679)
- at org.aspectj.ajdt.internal.core.builder.AjBuildManager.doBuild(AjBuildManager.java:224)
- at org.aspectj.ajdt.internal.core.builder.AjBuildManager.batchBuild(AjBuildManager.java:164)
- at org.aspectj.ajdt.ajc.AjdtCommand.doCommand(AjdtCommand.java:112)
- at org.aspectj.ajdt.ajc.AjdtCommand.runCommand(AjdtCommand.java:60)
- at org.aspectj.tools.ajc.Main.run(Main.java:367)
- at org.aspectj.tools.ajc.Main.runMain(Main.java:246)
- at org.aspectj.tools.ajc.Main.main(Main.java:86)
- ---- System Properties ---
- java.runtime.name=Java(TM) 2 Runtime Environment, Standard Edition
- sun.boot.library.path=C:\jdk1.3.1_16\jre\bin
- java.vm.version=1.3.1_16-b06
- java.vm.vendor=Sun Microsystems Inc.
- java.vendor.url=http://java.sun.com/
- path.separator=;
- java.vm.name=Java HotSpot(TM) Client VM
- file.encoding.pkg=sun.io
- java.vm.specification.name=Java Virtual Machine Specification
- user.dir=C:\workspaces\org.aspectj\org.aspectj.ant.tests
- java.runtime.version=1.3.1_16-b06
- java.awt.graphicsenv=sun.awt.Win32GraphicsEnvironment
- os.arch=x86
- java.io.tmpdir=C:\DOCUME~1\IBM_user\LOCALS~1\Temp\
- line.separator=
-
- java.vm.specification.vendor=Sun Microsystems Inc.
- java.awt.fonts=
- os.name=Windows XP
- java.library.path=C:\jdk1.3.1_16\jre\bin;...
- java.specification.name=Java Platform API Specification
- java.class.version=47.0
- os.version=5.1
- user.home=C:\Documents and Settings\IBM_user
- user.timezone=Europe/London
- java.awt.printerjob=sun.awt.windows.WPrinterJob
- file.encoding=Cp1252
- java.specification.version=1.3
- java.class.path=C:\workspaces\org.aspectj\aj-build\dist\tools\lib\aspectjtools.jar
- user.name=IBM_user
- java.vm.specification.version=1.0
- java.home=C:\jdk1.3.1_16\jre
- user.language=en
- java.specification.vendor=Sun Microsystems Inc.
- awt.toolkit=sun.awt.windows.WToolkit
- java.vm.info=mixed mode
- java.version=1.3.1_16
- java.ext.dirs=C:\jdk1.3.1_16\jre\lib\ext
- sun.boot.class.path=C:\jdk1.3.1_16\jre\lib\rt.jar;...
- java.vendor=Sun Microsystems Inc.
- file.separator=\
- java.vendor.url.bug=http://java.sun.com/cgi-bin/bugreport.cgi
- sun.io.unicode.encoding=UnicodeLittle
- sun.cpu.endian=little
- user.region=GB
- sun.cpu.isalist=pentium i486 i386
- ---- Command Line ---
- -d
- C:\workspaces\org.aspectj\org.aspectj.ant.tests\IncrementalAjcTaskTest-temp
- -g:none
- -deprecation
- -noExit
- -warn:-unusedImport
- -nowarn
- -XterminateAfterCompilation
- -preserveAllLocals
- -proceedOnError
- -referenceInfo
- -source
- 1.3
- -target
- 1.1
- -time
- -verbose
- -classpath
- C:\workspaces\org.aspectj\org.aspectj.ant.tests\..\lib\test\aspectjrt.jar
- -argfile
- C:\workspaces\org.aspectj\taskdefs\testdata\default.lst
- -messageHolder
- org.aspectj.bridge.MessageHandler
- ---- Full Classpath ---
- Empty
- ---- Compiler Messages ---
- abort ABORT -- (NoClassDefFoundError) org/apache/commons/logging/LogFactory
- org/apache/commons/logging/LogFactory
- java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
- at org.aspectj.weaver.tools.CommonsTraceFactory.<init>(CommonsTraceFactory.java:17)
- at java.lang.Class.newInstance0(Native Method)
- at java.lang.Class.newInstance(Class.java:232)
- at org.aspectj.weaver.tools.TraceFactory.<clinit>(TraceFactory.java:35)
- at org.aspectj.weaver.World.<clinit>(World.java:114)
- at org.aspectj.ajdt.internal.core.builder.AjBuildManager.initBcelWorld(AjBuildManager.java:679)
- at org.aspectj.ajdt.internal.core.builder.AjBuildManager.doBuild(AjBuildManager.java:224)
- at org.aspectj.ajdt.internal.core.builder.AjBuildManager.batchBuild(AjBuildManager.java:164)
- at org.aspectj.ajdt.ajc.AjdtCommand.doCommand(AjdtCommand.java:112)
- at org.aspectj.ajdt.ajc.AjdtCommand.runCommand(AjdtCommand.java:60)
- at org.aspectj.tools.ajc.Main.run(Main.java:367)
- at org.aspectj.tools.ajc.Main.runMain(Main.java:246)
- at org.aspectj.tools.ajc.Main.main(Main.java:86)
- ....
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