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From Miroslav Nachev <m.nac...@prosyst.bg>
Subject Re: How to create if condition task from maven
Date Wed, 15 Oct 2008 13:34:16 GMT
I put this but without success:
    <taskdef uri="antlib:net.sf.antcontrib"
              resource="net/sf/antcontrib/antlib.xml"
              classpath="path/to/ant-contrib.jar"/>


Miro.



Miroslav Nachev wrote:
> How and where to put this taskdef?
> Why to use that?
>
>
> Miro.
>
>
> Gilles Scokart wrote:
>> Try to add a taskdef.
>>
>>
>> 2008/10/15 Miroslav Nachev <m.nachev@prosyst.bg>:
>>  
>>> Hi,
>>>
>>> I have one ant build file which is called from maven. In that ant 
>>> file I
>>> would like to do something only if some condition is false. In my 
>>> current
>>> case the condition is:
>>>   <available file="${mprm.bin.dir}/mprm" property="mprm.file.exists"/>
>>>   <echo message="mprm.file.exists=${mprm.file.exists}"/>
>>>   <if>
>>>       <equals arg1="${mprm.file.exists}" arg2="false"/>
>>>       <then>
>>>           <get src="${bundlecloud.source.uri}/${mprm.zip}"
>>>               dest="${ant.base.dir}/${mprm.zip}"
>>>               usetimestamp="true"/>
>>>           <unzip src="${ant.base.dir}/${mprm.zip}" 
>>> dest="${ant.base.dir}"/>
>>>           <chmod file="${mprm.bin.dir}/mprm" perm="+x"/>
>>>       </then>
>>>   </if>
>>>
>>> The problem is when I try to use "<if>" element:
>>> Embedded error: The following error occurred while executing this line:
>>> ... Could not create task or type of type: if.
>>>
>>> Ant could not find the task or a class this task relies upon.
>>>
>>> This is common and has a number of causes; the usual
>>> solutions are to read the manual pages then download and
>>> install needed JAR files, or fix the build file:
>>> - You have misspelt 'if'.
>>>  Fix: check your spelling.
>>> - The task needs an external JAR file to execute
>>>    and this is not found at the right place in the classpath.
>>>  Fix: check the documentation for dependencies.
>>>  Fix: declare the task.
>>> - The task is an Ant optional task and the JAR file and/or libraries
>>>    implementing the functionality were not found at the time you
>>>    yourself built your installation of Ant from the Ant sources.
>>>  Fix: Look in the ANT_HOME/lib for the 'ant-' JAR corresponding to the
>>>    task and make sure it contains more than merely a 
>>> META-INF/MANIFEST.MF.
>>>    If all it contains is the manifest, then rebuild Ant with the needed
>>>    libraries present in ${ant.home}/lib/optional/ , or alternatively,
>>>    download a pre-built release version from apache.org
>>> - The build file was written for a later version of Ant
>>>  Fix: upgrade to at least the latest release version of Ant
>>> - The task is not an Ant core or optional task
>>>    and needs to be declared using <taskdef>.
>>> - You are attempting to use a task defined using
>>>   <presetdef> or <macrodef> but have spelt wrong or not
>>>  defined it at the point of use
>>>
>>> Remember that for JAR files to be visible to Ant tasks implemented
>>> in ANT_HOME/lib, the files must be in the same directory or on the
>>> classpath
>>>
>>> Please neither file bug reports on this problem, nor email the
>>> Ant mailing lists, until all of these causes have been explored,
>>> as this is not an Ant bug.
>>>
>>> In my pom file (maven) I am included ant-contrib as follow:
>>>       <dependencies>
>>>           <dependency>
>>>               <groupId>ant-contrib</groupId>
>>>               <artifactId>ant-contrib</artifactId>
>>>               <version>1.0b2</version>
>>>           </dependency>
>>>       </dependencies>
>>>
>>> What is wrong and is there another way to do some condition check?
>>>
>>>
>>> Regards,
>>> Miro.
>>>
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>>>
>>>
>>>     
>>
>>
>>
>>   
>
>


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