> -----Original Message-----
> From: Menetrieux Remy [mailto:[EMAIL PROTECTED]
> Sent: 06 April 2004 18:26
> To: Maven Users List
> Subject: RE: Jelly tag questions
>
>
> Ok thank's,
> This code works, but can you explain why in th j:arg expression my max
> variable is an int but in this expression not : <echo>{max > 0}
</echo>
${max > 0} is not a valid JEXL expression (I don't think so - I'm not a
JEXL expert).
For j:arg, if you look at the java implementation you'll probably see
it's doing some Integer.parseInt(${max})...
-Vincent
>
> <j:set var="vers" value="${pom.getVersions()}" />
>
> <j:set var="max" value="${size(vers) - 1}" />
> <j:invokeStatic className="java.lang.Integer" var="truc"
> method="parseInt">
> <j:arg type="int" value="${max}" />
> </j:invokeStatic>
> Thank's for all Vincent
> R�my
> -----Message d'origine-----
> De�: Vincent Massol [mailto:[EMAIL PROTECTED]
> Envoy�: mardi 6 avril 2004 18:15
> ��: 'Maven Users List'
> Objet�: RE: Jelly tag questions
>
> Remy,
>
> The answer is in the stack trace. As with all stack traces you have to
> look hard. If you do, you'll see:
>
> Caused by: java.lang.NumberFormatException: For input string: "'3'"
>
> '3' is not a number....
>
> Try with 3
>
> -Vincent
>
> > -----Original Message-----
> > From: Menetrieux Remy [mailto:[EMAIL PROTECTED]
> > Sent: 06 April 2004 17:34
> > To: Maven Users List
> > Subject: RE: Jelly tag questions
> >
> > Thanks, but I have an other pb:
> > <j:invokeStatic className="java.lang.Integer" var="truc"
> > method="parseInt">
> > <j:arg type="java.lang.String" value="'3'" />
> > </j:invokeStatic>
> >
> > This code make the following error .. :
> > java.lang.reflect.InvocationTargetException
> > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
Method)
> > at
> >
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
> > java:39)
> > at
> >
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
> > sorImpl.java:25)
> > at java.lang.reflect.Method.invoke(Method.java:324)
> > at
> >
org.apache.commons.jelly.tags.core.InvokeStaticTag.doTag(InvokeStatic
> > Tag.java:162)
> > at
> org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)
> > at
> > org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)
> > at
> >
org.apache.maven.jelly.tags.werkz.MavenGoalTag.runBodyTag(MavenGoalTa
> > g.java:78)
> > at
> >
org.apache.maven.jelly.tags.werkz.MavenGoalTag$MavenGoalAction.perfor
> > mAction(MavenGoalTag.java:99)
> > at com.werken.werkz.Goal.fire(Goal.java:639)
> > at com.werken.werkz.Goal.attain(Goal.java:575)
> > at
> com.werken.werkz.WerkzProject.attainGoal(WerkzProject.java:193)
> > at
> >
org.apache.maven.jelly.tags.werkz.MavenAttainGoalTag.doTag(MavenAttai
> > nGoalTag.java:126)
> > at
> org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)
> > at
> > org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)
> > at
> > org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:233)
> > at
> org.apache.commons.jelly.tags.core.IfTag.doTag(IfTag.java:88)
> > at
> org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)
> > at
> > org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)
> > at
> > org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:233)
> > at
> >
org.apache.commons.jelly.tags.core.ForEachTag.doTag(ForEachTag.java:1
> > 45)
> > at
> org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)
> > at
> > org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)
> > at
> >
org.apache.maven.jelly.tags.werkz.MavenGoalTag.runBodyTag(MavenGoalTa
> > g.java:78)
> > at
> >
org.apache.maven.jelly.tags.werkz.MavenGoalTag$MavenGoalAction.perfor
> > mAction(MavenGoalTag.java:99)
> > at com.werken.werkz.Goal.fire(Goal.java:639)
> > at com.werken.werkz.Goal.attain(Goal.java:575)
> > at
> com.werken.werkz.WerkzProject.attainGoal(WerkzProject.java:193)
> > at
> >
org.apache.maven.jelly.tags.werkz.MavenAttainGoalTag.doTag(MavenAttai
> > nGoalTag.java:126)
> > at
> org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)
> > at
> > org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)
> > at
> >
org.apache.maven.jelly.tags.werkz.MavenGoalTag.runBodyTag(MavenGoalTa
> > g.java:78)
> > at
> >
org.apache.maven.jelly.tags.werkz.MavenGoalTag$MavenGoalAction.perfor
> > mAction(MavenGoalTag.java:99)
> > at com.werken.werkz.Goal.fire(Goal.java:639)
> > at com.werken.werkz.Goal.attain(Goal.java:575)
> > at
> com.werken.werkz.WerkzProject.attainGoal(WerkzProject.java:193)
> > at
> >
org.apache.maven.plugin.PluginManager.attainGoals(PluginManager.java:
> > 531)
> > at
> > org.apache.maven.MavenSession.attainGoals(MavenSession.java:265)
> > at org.apache.maven.cli.App.doMain(App.java:466)
> > at org.apache.maven.cli.App.main(App.java:1117)
> > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
Method)
> > at
> >
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
> > java:39)
> > at
> >
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
> > sorImpl.java:25)
> > at java.lang.reflect.Method.invoke(Method.java:324)
> > at com.werken.forehead.Forehead.run(Forehead.java:551)
> > at com.werken.forehead.Forehead.main(Forehead.java:581)
> > Caused by: java.lang.NumberFormatException: For input string: "'3'"
> > at
> >
java.lang.NumberFormatException.forInputString(NumberFormatException.
> > java:48)
> > at java.lang.Integer.parseInt(Integer.java:468)
> > at java.lang.Integer.parseInt(Integer.java:518)
> > ... 46 more
> >
> > -----Message d'origine-----
> > De�: Vincent Massol [mailto:[EMAIL PROTECTED]
> > Envoy�: mardi 6 avril 2004 17:15
> > ��: 'Maven Users List'
> > Objet�: RE: Jelly tag questions
> >
> > Hi Remy,
> >
> > Your best bet is to call some java code (using <j:invokeStatic> for
> > example) for all numerical computations. They are not supported by
> JEXL
> > (AFAIK).
> >
> > -Vincent
> >
> > > -----Original Message-----
> > > From: Menetrieux Remy [mailto:[EMAIL PROTECTED]
> > > Sent: 06 April 2004 17:01
> > > To: Maven Users List
> > > Subject: Jelly tag questions
> > >
> > > Hi,
> > >
> > > I create this code :
> > >
> > >
> > >
> > > <j:set var="vers" value="${pom.getVersions()}" />
> > >
> > > <j:set var="max" value="${size(vers)}" />
> > >
> > > <j:set var="max" value="${max - 1}" />
> > >
> > > <j:forEach var="dep" items="${pom.getVersions()}"
> > indexVar="index">
> > >
> > > <echo>${ max > 0 }</echo>
> > >
> > > </j:forEach>
> > >
> > > When I execute it, I obtain the following message. It seems that
> jelly
> > > don't
> > > see max as an int. How ca do that ?
> > >
> > > Sorry for my english thank's.
> > >
> > > R�my
> > >
> > >
> > >
> > > Caught exception evaluating:
> > > [EMAIL PROTECTED]
> > > Reas
> > >
> > > on: java.lang.Exception: Invalid comparison : GT
> > >
> > > java.lang.Exception: Invalid comparison : GT
> > >
> > > at
> > > org.apache.commons.jexl.parser.ASTGTNode.value(ASTGTNode.java:104)
> > >
> > > at
> > >
> org.apache.commons.jexl.parser.ASTExpression.value(ASTExpression.java
> > >
> > > :85)
> > >
> > > at
> > >
> org.apache.commons.jexl.ExpressionImpl.evaluate(ExpressionImpl.java:1
> > >
> > > 23)
> > >
> > > at
> > >
> org.apache.commons.jelly.expression.jexl.JexlExpression.evaluate(Jexl
> > >
> > > Expression.java:115)
> > >
> > > at
> > >
> org.apache.commons.jelly.expression.ExpressionSupport.evaluateRecurse
> > >
> > > (ExpressionSupport.java:106)
> > >
> > > at
> > >
> org.apache.commons.jelly.expression.ExpressionSupport.evaluateAsStrin
> > >
> > > g(ExpressionSupport.java:91)
> > >
> > > at
> > >
> org.apache.commons.jelly.impl.ExpressionScript.run(ExpressionScript.j
> > >
> > > ava:112)
> > >
> > > at
> > >
org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:233)
> > >
> > > at
> > >
org.apache.commons.jelly.TagSupport.getBodyText(TagSupport.java:271)
> > >
> > > at
> > org.apache.commons.jelly.tags.ant.AntTag.doTag(AntTag.java:205)
> > >
> > >
> > > The information transmitted is intended only for the person or
> entity
> > to
> > > which it is addressed and may contain confidential and/or
privileged
> > > material. Any review, retransmission, dissemination or other use
of,
> > or
> > > taking of any action in reliance upon, this information by persons
> or
> > > entities other than the intended recipient is prohibited and may
be
> a
> > > violation of law. If you received this transmission in error,
please
> > > contact
> > > the sender by reply e-mail and delete and destroy all copies of
the
> > > material, including all copies stored in the recipient's computer,
> > printed
> > > or saved to disk. Thank you.
> > > Software virus: Europcar has taken precautions to minimize the
risk
> of
> > > transmitting software viruses, but we advise you to carry out your
> own
> > > virus
> > > checks on any attachment to this message. Europcar cannot accept
> > liability
> > > for any loss or damage caused by software viruses.
> > > Intellectual Property: Europcar has built up a significant
> reputation
> > in
> > > the
> > > name "Europcar" and has a number of trademark applications and
> > > registrations
> > > in many countries. No trademarks, service marks, and trade names
> owned
> > or
> > > licensed by Europcar or its affiliates may be copied, reproduced,
> > > republished, uploaded, posted, transmitted, or distributed in any
> way,
> > > without the prior written consent of Europcar.
> >
> >
> >
> >
---------------------------------------------------------------------
> > To unsubscribe, e-mail: [EMAIL PROTECTED]
> > For additional commands, e-mail: [EMAIL PROTECTED]
> >
> > The information transmitted is intended only for the person or
entity
> to
> > which it is addressed and may contain confidential and/or privileged
> > material. Any review, retransmission, dissemination or other use of,
> or
> > taking of any action in reliance upon, this information by persons
or
> > entities other than the intended recipient is prohibited and may be
a
> > violation of law. If you received this transmission in error, please
> > contact
> > the sender by reply e-mail and delete and destroy all copies of the
> > material, including all copies stored in the recipient's computer,
> printed
> > or saved to disk. Thank you.
> > Software virus: Europcar has taken precautions to minimize the risk
of
> > transmitting software viruses, but we advise you to carry out your
own
> > virus
> > checks on any attachment to this message. Europcar cannot accept
> liability
> > for any loss or damage caused by software viruses.
> > Intellectual Property: Europcar has built up a significant
reputation
> in
> > the
> > name "Europcar" and has a number of trademark applications and
> > registrations
> > in many countries. No trademarks, service marks, and trade names
owned
> or
> > licensed by Europcar or its affiliates may be copied, reproduced,
> > republished, uploaded, posted, transmitted, or distributed in any
way,
> > without the prior written consent of Europcar.
> >
> >
> >
---------------------------------------------------------------------
> > To unsubscribe, e-mail: [EMAIL PROTECTED]
> > For additional commands, e-mail: [EMAIL PROTECTED]
>
>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: [EMAIL PROTECTED]
> For additional commands, e-mail: [EMAIL PROTECTED]
>
> The information transmitted is intended only for the person or entity
to
> which it is addressed and may contain confidential and/or privileged
> material. Any review, retransmission, dissemination or other use of,
or
> taking of any action in reliance upon, this information by persons or
> entities other than the intended recipient is prohibited and may be a
> violation of law. If you received this transmission in error, please
> contact
> the sender by reply e-mail and delete and destroy all copies of the
> material, including all copies stored in the recipient's computer,
printed
> or saved to disk. Thank you.
> Software virus: Europcar has taken precautions to minimize the risk of
> transmitting software viruses, but we advise you to carry out your own
> virus
> checks on any attachment to this message. Europcar cannot accept
liability
> for any loss or damage caused by software viruses.
> Intellectual Property: Europcar has built up a significant reputation
in
> the
> name "Europcar" and has a number of trademark applications and
> registrations
> in many countries. No trademarks, service marks, and trade names owned
or
> licensed by Europcar or its affiliates may be copied, reproduced,
> republished, uploaded, posted, transmitted, or distributed in any way,
> without the prior written consent of Europcar.
>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: [EMAIL PROTECTED]
> For additional commands, e-mail: [EMAIL PROTECTED]
---------------------------------------------------------------------
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]
