Re: taskdef class org.apache.xerces.util.XJavac cannot be found

Have you followed the instructions here [1]?

[1] http://xerces.apache.org/xerces2-j/faq-build.html#faq-2

Michael Glavassevich
XML Technologies and WAS Development
IBM Toronto Lab
E-mail: [email protected]
E-mail: [email protected]

Albretch Mueller <[email protected]> wrote on 06/12/2012 10:03:10 AM:

> From: Albretch Mueller <[email protected]>
> To: [email protected], 
> Date: 06/12/2012 10:09 AM
> Subject: taskdef class org.apache.xerces.util.XJavac cannot be found
> 
>  While tryinng to compile xerces sources, I am getting that
> "util.XJavac cannot be" found error. Why is it happening? How can I
> troubleshoot it?
> ~
>  thanks
>  lbrtchx
> ~
> ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
> ~
> $ ant -verbose
> Apache Ant(TM) version 1.8.4 compiled on October 13 2012
> Trying the default build file: build.xml
> Buildfile: /media/sdb1/prjx/kd/java/SAX2/xerces-2_11_0/build.xml
> Detected Java version: 1.7 in: /media/sdb1/inst/sw/jdk/x86/1.7.0_07/jre
> Detected OS: Linux
> parsing buildfile
> /media/sdb1/prjx/kd/java/SAX2/xerces-2_11_0/build.xml with URI =
> file:/media/sdb1/prjx/kd/java/SAX2/xerces-2_11_0/build.xml
> Project base dir set to: /media/sdb1/prjx/kd/java/SAX2/xerces-2_11_0
> parsing buildfile
> jar:file:/media/sdb1/inst/sw/apache-ant-1.8.4/lib/ant.jar!/org/
> apache/tools/ant/antlib.xml
> with URI = jar:file:/media/sdb1/inst/sw/apache-ant-1.8.4/lib/
> ant.jar!/org/apache/tools/ant/antlib.xml
> from a zip file
> dropping 
/media/sdb1/prjx/kd/java/SAX2/xerces-2_11_0/tools/bin/xjavac.jar
> from path as it doesn't exist
> 
> BUILD FAILED
> /media/sdb1/prjx/kd/java/SAX2/xerces-2_11_0/build.xml:42: taskdef
> class org.apache.xerces.util.XJavac cannot be found
>  using the classloader AntClassLoader[]
>  at 
org.apache.tools.ant.taskdefs.Definer.addDefinition(Definer.java:622)
>  at org.apache.tools.ant.taskdefs.Definer.execute(Definer.java:239)
>  at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
>  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>  at sun.reflect.NativeMethodAccessorImpl.invoke
> (NativeMethodAccessorImpl.java:57)
>  at sun.reflect.DelegatingMethodAccessorImpl.invoke
> (DelegatingMethodAccessorImpl.java:43)
>  at java.lang.reflect.Method.invoke(Method.java:601)
>  at org.apache.tools.ant.dispatch.DispatchUtils.execute
> (DispatchUtils.java:106)
>  at org.apache.tools.ant.Task.perform(Task.java:348)
>  at org.apache.tools.ant.Target.execute(Target.java:392)
>  at 
org.apache.tools.ant.helper.ProjectHelper2.parse(ProjectHelper2.java:180)
>  at 
org.apache.tools.ant.ProjectHelper.configureProject(ProjectHelper.java:82)
>  at org.apache.tools.ant.Main.runBuild(Main.java:795)
>  at org.apache.tools.ant.Main.startAnt(Main.java:217)
>  at org.apache.tools.ant.launch.Launcher.run(Launcher.java:280)
>  at org.apache.tools.ant.launch.Launcher.main(Launcher.java:109)
> Caused by: java.lang.ClassNotFoundException: 
org.apache.xerces.util.XJavac
>  at org.apache.tools.ant.AntClassLoader.findClassInComponents
> (AntClassLoader.java:1365)
>  at 
org.apache.tools.ant.AntClassLoader.findClass(AntClassLoader.java:1315)
>  at 
org.apache.tools.ant.AntClassLoader.loadClass(AntClassLoader.java:1068)
>  at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
>  at java.lang.Class.forName0(Native Method)
>  at java.lang.Class.forName(Class.java:264)
>  at 
org.apache.tools.ant.taskdefs.Definer.addDefinition(Definer.java:594)
>  ... 15 more
> 
> Total time: 0 seconds
> 
> $ ant -p
> Buildfile: /media/sdb1/prjx/kd/java/SAX2/xerces-2_11_0/build.xml
> /media/sdb1/prjx/kd/java/SAX2/xerces-2_11_0/build.xml:42: taskdef
> class org.apache.xerces.util.XJavac cannot be found
>  using the classloader AntClassLoader[]
> 
> 
> $ ls -l bin/xjavac.jar
> ls: cannot access bin/xjavac.jar: No such file or directory
> 
> $ cat /media/sdb1/prjx/kd/java/SAX2/xerces-2_11_0/build.xml | grep 
xjavac
>   <taskdef name="xjavac" classname="org.apache.xerces.util.XJavac">
>       <pathelement location="${tools.dir}/bin/xjavac.jar"/>
>     <property name='jar.xjavac' value='xjavac.jar'/>
>     <echo message=" xjavac-jar --> generates the xjavac.jar file"/>
>     <xjavac srcdir="${build.src}"
>     <xjavac srcdir="${build.samples}"
>     <xjavac srcdir="${build.tests}"
>     <xjavac srcdir="${build.src}"
>     <xjavac srcdir="${build.src}"
>         <xjavac srcdir="${build.src}"
>   <!-- Builds the xjavac jar file  -->
>   <target name="xjavac-jar" depends="prepare">
>     <jar jarfile="${build.dir}/${jar.xjavac}"
> 
> $ cat /media/sdb1/prjx/kd/java/SAX2/xerces-2_11_0/build.xml | grep 
XJavac
>   <taskdef name="xjavac" classname="org.apache.xerces.util.XJavac">
>     <copy file="${tools.dir}/src/XJavac.java"
>           tofile="${build.src}/org/apache/xerces/util/XJavac.java"/>
>          includes="org/apache/xerces/util/XJavac.class">
> 
> $ ls -l build.sh
> -rw-r--r-- 1 knoppix knoppix 2517 Nov 26  2010 build.sh
> 
> $ chmod +x build.sh
> 
> knoppix@Microknoppix:/media/sdb1/prjx/kd/java/SAX2/xerces-2_11_0$ ls
> -l build.sh
> -rwxr-xr-x 1 knoppix knoppix 2517 Nov 26  2010 build.sh
> 
> $ sh build.sh all
> build.sh: line 20: $'\r': command not found
> build.sh: line 21: $'echo\r': command not found
> Xerces-Java Build System
> ------------------------
> build.sh: line 24: $'\r': command not found
> build.sh: line 35: syntax error near unexpected token `$'in\r''
> 'uild.sh: line 35: `case "`uname`" in
> ~
> ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
> 
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