[Dev] XPATH expression throws an exception

2014-06-03 Thread Sohani Weerasinghe
Hi All,

I am using an XPATH expression as follows,

sequence xmlns=http://ws.apache.org/ns/synapse; name=sequence1
   log level=custom
  property xmlns:ns=http://org.apache.synapse/xsd;
xmlns:fn=http://www.w3.org/2005/xpath-functions; name=insq
expression=fn:string-join('name','age', '-')/
   /log
   drop/
/sequence

When I invoke the proxy I am getting an error as follows

SynapseXPath Evaluation of the XPath expression
fn:string-join('name','age', '-') resulted in an error

org.jaxen.UnresolvableException: No Such Function
{http://www.w3.org/2005/xpath-functions}:string-join

at 
org.jaxen.SimpleFunctionContext.getFunction(SimpleFunctionContext.java:127)

at 
org.apache.synapse.util.xpath.SynapseXPathFunctionContext.getFunction(SynapseXPathFunctionContext.java:93)

at org.jaxen.ContextSupport.getFunction(ContextSupport.java:242)

at org.jaxen.Context.getFunction(Context.java:216)

at 
org.jaxen.expr.DefaultFunctionCallExpr.evaluate(DefaultFunctionCallExpr.java:172)

at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)

at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:674)

at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:213)

at org.jaxen.BaseXPath.evaluate(BaseXPath.java:172)

at 
org.apache.synapse.util.xpath.SynapseXPath.stringValueOf(SynapseXPath.java:297)

at 
org.apache.synapse.mediators.MediatorProperty.getEvaluatedExpression(MediatorProperty.java:138)

at 
org.apache.synapse.mediators.builtin.LogMediator.setCustomProperties(LogMediator.java:192)

at 
org.apache.synapse.mediators.builtin.LogMediator.getCustomLogMessage(LogMediator.java:131)

at 
org.apache.synapse.mediators.builtin.LogMediator.getLogMessage(LogMediator.java:117)

at 
org.apache.synapse.mediators.builtin.LogMediator.mediate(LogMediator.java:91)

at 
org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)

at 
org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)

at 
org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)

at 
org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)

at 
org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)

at 
org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)

at 
org.apache.synapse.core.axis2.ProxyServiceMessageReceiver.receive(ProxyServiceMessageReceiver.java:166)

at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)

at 
org.apache.synapse.transport.passthru.ServerWorker.processEntityEnclosingRequest(ServerWorker.java:411)

at 
org.apache.synapse.transport.passthru.ServerWorker.run(ServerWorker.java:183)

at 
org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)

at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)

at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)

at java.lang.Thread.run(Thread.java:722)


According to [1] it states the string-join function should be as follows,

fn:string-join(('name','age'), '-') - with two brackets but when I try
to do so, ESB doesn't support this.

[1]
http://www.w3.org/TR/2014/REC-xpath-functions-30-20140408/#func-string-join

Can someone please state the correct way of writing the XPATH expression ?

Thanks,
Sohani

Sohani Weerasinghe
Software Engineer
WSO2, Inc: http://wso2.com

Mobile  : +94 716439774
Blog :http://christinetechtips.blogspot.com/
Twitter  : https://twitter.com/sohanichristine
___
Dev mailing list
Dev@wso2.org
http://wso2.org/cgi-bin/mailman/listinfo/dev


Re: [Dev] XPATH expression throws an exception

2014-06-03 Thread Harsha Kumara
Hi Sohani,
May be your expression syntax is incorrect. Is it works when it change like
expression=fn:string-join(('name','age'), '-').I'm referring to [1].

[1]-http://www.xqueryfunctions.com/xq/fn_string-join.html
THanks,
Harsha


On Tue, Jun 3, 2014 at 1:36 PM, Sohani Weerasinghe soh...@wso2.com wrote:

 Hi All,

 I am using an XPATH expression as follows,

 sequence xmlns=http://ws.apache.org/ns/synapse; name=sequence1
log level=custom
   property xmlns:ns=http://org.apache.synapse/xsd; 
 xmlns:fn=http://www.w3.org/2005/xpath-functions; name=insq 
 expression=fn:string-join('name','age', '-')/
/log
drop/
 /sequence

 When I invoke the proxy I am getting an error as follows

 SynapseXPath Evaluation of the XPath expression fn:string-join('name','age', 
 '-') resulted in an error

 org.jaxen.UnresolvableException: No Such Function 
 {http://www.w3.org/2005/xpath-functions}:string-join

   at 
 org.jaxen.SimpleFunctionContext.getFunction(SimpleFunctionContext.java:127)

   at 
 org.apache.synapse.util.xpath.SynapseXPathFunctionContext.getFunction(SynapseXPathFunctionContext.java:93)

   at org.jaxen.ContextSupport.getFunction(ContextSupport.java:242)

   at org.jaxen.Context.getFunction(Context.java:216)

   at 
 org.jaxen.expr.DefaultFunctionCallExpr.evaluate(DefaultFunctionCallExpr.java:172)

   at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)

   at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:674)

   at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:213)

   at org.jaxen.BaseXPath.evaluate(BaseXPath.java:172)

   at 
 org.apache.synapse.util.xpath.SynapseXPath.stringValueOf(SynapseXPath.java:297)

   at 
 org.apache.synapse.mediators.MediatorProperty.getEvaluatedExpression(MediatorProperty.java:138)

   at 
 org.apache.synapse.mediators.builtin.LogMediator.setCustomProperties(LogMediator.java:192)

   at 
 org.apache.synapse.mediators.builtin.LogMediator.getCustomLogMessage(LogMediator.java:131)

   at 
 org.apache.synapse.mediators.builtin.LogMediator.getLogMessage(LogMediator.java:117)

   at 
 org.apache.synapse.mediators.builtin.LogMediator.mediate(LogMediator.java:91)

   at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)

   at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)

   at 
 org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)

   at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)

   at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)

   at 
 org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)

   at 
 org.apache.synapse.core.axis2.ProxyServiceMessageReceiver.receive(ProxyServiceMessageReceiver.java:166)

   at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)

   at 
 org.apache.synapse.transport.passthru.ServerWorker.processEntityEnclosingRequest(ServerWorker.java:411)

   at 
 org.apache.synapse.transport.passthru.ServerWorker.run(ServerWorker.java:183)

   at 
 org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)

   at 
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)

   at 
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)

   at java.lang.Thread.run(Thread.java:722)


 According to [1] it states the string-join function should be as follows,

 fn:string-join(('name','age'), '-') - with two brackets but when I try to do 
 so, ESB doesn't support this.

 [1]
 http://www.w3.org/TR/2014/REC-xpath-functions-30-20140408/#func-string-join

 Can someone please state the correct way of writing the XPATH expression ?

 Thanks,
 Sohani

 Sohani Weerasinghe
 Software Engineer
 WSO2, Inc: http://wso2.com

 Mobile  : +94 716439774
 Blog :http://christinetechtips.blogspot.com/
 Twitter  : https://twitter.com/sohanichristine

 ___
 Dev mailing list
 Dev@wso2.org
 http://wso2.org/cgi-bin/mailman/listinfo/dev




-- 
Harsha Kumara
Software Engineer, WSO2 Inc.
Mobile: +94775505618
Blog:harshcreationz.blogspot.com
___
Dev mailing list
Dev@wso2.org
http://wso2.org/cgi-bin/mailman/listinfo/dev


Re: [Dev] XPATH expression throws an exception

2014-06-03 Thread Sohani Weerasinghe
Hi Harsha,

I tried that as well, but it is not supporting in ESB as i mentioned
previously.

Thanks,
Sohani

Sohani Weerasinghe
Software Engineer
WSO2, Inc: http://wso2.com

Mobile  : +94 716439774
Blog :http://christinetechtips.blogspot.com/
Twitter  : https://twitter.com/sohanichristine


On Tue, Jun 3, 2014 at 2:08 PM, Harsha Kumara hars...@wso2.com wrote:

 Hi Sohani,
 May be your expression syntax is incorrect. Is it works when it change
 like  expression=fn:string-join(('name','age'), '-').I'm referring to
 [1].

 [1]-http://www.xqueryfunctions.com/xq/fn_string-join.html
 THanks,
 Harsha


 On Tue, Jun 3, 2014 at 1:36 PM, Sohani Weerasinghe soh...@wso2.com
 wrote:

 Hi All,

 I am using an XPATH expression as follows,

 sequence xmlns=http://ws.apache.org/ns/synapse; name=sequence1
log level=custom
   property xmlns:ns=http://org.apache.synapse/xsd; 
 xmlns:fn=http://www.w3.org/2005/xpath-functions; name=insq 
 expression=fn:string-join('name','age', '-')/
/log
drop/
 /sequence

 When I invoke the proxy I am getting an error as follows

 SynapseXPath Evaluation of the XPath expression fn:string-join('name','age', 
 '-') resulted in an error

 org.jaxen.UnresolvableException: No Such Function 
 {http://www.w3.org/2005/xpath-functions}:string-join

  at 
 org.jaxen.SimpleFunctionContext.getFunction(SimpleFunctionContext.java:127)

  at 
 org.apache.synapse.util.xpath.SynapseXPathFunctionContext.getFunction(SynapseXPathFunctionContext.java:93)

  at org.jaxen.ContextSupport.getFunction(ContextSupport.java:242)

  at org.jaxen.Context.getFunction(Context.java:216)

  at 
 org.jaxen.expr.DefaultFunctionCallExpr.evaluate(DefaultFunctionCallExpr.java:172)

  at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)

  at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:674)

  at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:213)

  at org.jaxen.BaseXPath.evaluate(BaseXPath.java:172)

  at 
 org.apache.synapse.util.xpath.SynapseXPath.stringValueOf(SynapseXPath.java:297)

  at 
 org.apache.synapse.mediators.MediatorProperty.getEvaluatedExpression(MediatorProperty.java:138)

  at 
 org.apache.synapse.mediators.builtin.LogMediator.setCustomProperties(LogMediator.java:192)

  at 
 org.apache.synapse.mediators.builtin.LogMediator.getCustomLogMessage(LogMediator.java:131)

  at 
 org.apache.synapse.mediators.builtin.LogMediator.getLogMessage(LogMediator.java:117)

  at 
 org.apache.synapse.mediators.builtin.LogMediator.mediate(LogMediator.java:91)

  at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)

  at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)

  at 
 org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)

  at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)

  at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)

  at 
 org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)

  at 
 org.apache.synapse.core.axis2.ProxyServiceMessageReceiver.receive(ProxyServiceMessageReceiver.java:166)

  at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)

  at 
 org.apache.synapse.transport.passthru.ServerWorker.processEntityEnclosingRequest(ServerWorker.java:411)

  at 
 org.apache.synapse.transport.passthru.ServerWorker.run(ServerWorker.java:183)

  at 
 org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)

  at 
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)

  at 
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)

  at java.lang.Thread.run(Thread.java:722)


 According to [1] it states the string-join function should be as follows,

 fn:string-join(('name','age'), '-') - with two brackets but when I try to do 
 so, ESB doesn't support this.

 [1]
 http://www.w3.org/TR/2014/REC-xpath-functions-30-20140408/#func-string-join

 Can someone please state the correct way of writing the XPATH expression ?

 Thanks,
 Sohani

 Sohani Weerasinghe
 Software Engineer
 WSO2, Inc: http://wso2.com

 Mobile  : +94 716439774
 Blog :http://christinetechtips.blogspot.com/
 Twitter  : https://twitter.com/sohanichristine

 ___
 Dev mailing list
 Dev@wso2.org
 http://wso2.org/cgi-bin/mailman/listinfo/dev




 --
 Harsha Kumara
 Software Engineer, WSO2 Inc.
 Mobile: +94775505618
 Blog:harshcreationz.blogspot.com

___
Dev mailing list
Dev@wso2.org
http://wso2.org/cgi-bin/mailman/listinfo/dev


Re: [Dev] XPATH expression throws an exception

2014-06-03 Thread Viraj Rajaguru
Hi Sohani,

Since 'string-join' is a XPath 2.0 function, It seems you have to enable
xpath 2.0 support in ESB [1]

Thanks,
Viraj.

[1]
http://mytecheye.blogspot.com/2013/01/wso2-esb-enable-xpath-20-in-wso2-esb.html


On Tue, Jun 3, 2014 at 2:20 PM, Sohani Weerasinghe soh...@wso2.com wrote:

 Hi Harsha,

 I tried that as well, but it is not supporting in ESB as i mentioned
 previously.

 Thanks,
 Sohani

 Sohani Weerasinghe
 Software Engineer
 WSO2, Inc: http://wso2.com

 Mobile  : +94 716439774
 Blog :http://christinetechtips.blogspot.com/
 Twitter  : https://twitter.com/sohanichristine


 On Tue, Jun 3, 2014 at 2:08 PM, Harsha Kumara hars...@wso2.com wrote:

 Hi Sohani,
 May be your expression syntax is incorrect. Is it works when it change
 like  expression=fn:string-join(('name','age'), '-').I'm referring to
 [1].

 [1]-http://www.xqueryfunctions.com/xq/fn_string-join.html
 THanks,
 Harsha


  On Tue, Jun 3, 2014 at 1:36 PM, Sohani Weerasinghe soh...@wso2.com
 wrote:

  Hi All,

 I am using an XPATH expression as follows,

 sequence xmlns=http://ws.apache.org/ns/synapse; name=sequence1
log level=custom
   property xmlns:ns=http://org.apache.synapse/xsd; 
 xmlns:fn=http://www.w3.org/2005/xpath-functions; name=insq 
 expression=fn:string-join('name','age', '-')/
/log
drop/
 /sequence

 When I invoke the proxy I am getting an error as follows


 SynapseXPath Evaluation of the XPath expression 
 fn:string-join('name','age', '-') resulted in an error

 org.jaxen.UnresolvableException: No Such Function 
 {http://www.w3.org/2005/xpath-functions}:string-join

 at 
 org.jaxen.SimpleFunctionContext.getFunction(SimpleFunctionContext.java:127)

 at 
 org.apache.synapse.util.xpath.SynapseXPathFunctionContext.getFunction(SynapseXPathFunctionContext.java:93)

 at org.jaxen.ContextSupport.getFunction(ContextSupport.java:242)

 at org.jaxen.Context.getFunction(Context.java:216)

 at 
 org.jaxen.expr.DefaultFunctionCallExpr.evaluate(DefaultFunctionCallExpr.java:172)

 at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)

 at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:674)

 at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:213)

 at org.jaxen.BaseXPath.evaluate(BaseXPath.java:172)

 at 
 org.apache.synapse.util.xpath.SynapseXPath.stringValueOf(SynapseXPath.java:297)

 at 
 org.apache.synapse.mediators.MediatorProperty.getEvaluatedExpression(MediatorProperty.java:138)

 at 
 org.apache.synapse.mediators.builtin.LogMediator.setCustomProperties(LogMediator.java:192)

 at 
 org.apache.synapse.mediators.builtin.LogMediator.getCustomLogMessage(LogMediator.java:131)

 at 
 org.apache.synapse.mediators.builtin.LogMediator.getLogMessage(LogMediator.java:117)

 at 
 org.apache.synapse.mediators.builtin.LogMediator.mediate(LogMediator.java:91)

 at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)

 at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)

 at 
 org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)

 at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)

 at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)

 at 
 org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)

 at 
 org.apache.synapse.core.axis2.ProxyServiceMessageReceiver.receive(ProxyServiceMessageReceiver.java:166)

 at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)

 at 
 org.apache.synapse.transport.passthru.ServerWorker.processEntityEnclosingRequest(ServerWorker.java:411)

 at 
 org.apache.synapse.transport.passthru.ServerWorker.run(ServerWorker.java:183)

 at 
 org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)

 at 
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)

 at 
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)

 at java.lang.Thread.run(Thread.java:722)


 According to [1] it states the string-join function should be as follows,

 fn:string-join(('name','age'), '-') - with two brackets but when I try to 
 do so, ESB doesn't support this.

 [1]
 http://www.w3.org/TR/2014/REC-xpath-functions-30-20140408/#func-string-join

 Can someone please state the correct way of writing the XPATH expression
 ?

 Thanks,
 Sohani

 Sohani Weerasinghe
 Software Engineer
 WSO2, Inc: http://wso2.com

 Mobile  : +94 716439774
 Blog :http://christinetechtips.blogspot.com/
 Twitter  : https://twitter.com/sohanichristine

 ___
 Dev mailing list
 Dev@wso2.org
 http://wso2.org/cgi-bin/mailman/listinfo/dev




 --
 Harsha Kumara
 Software Engineer, WSO2 Inc.
 Mobile: +94775505618
 Blog:harshcreationz.blogspot.com



 

Re: [Dev] XPATH expression throws an exception

2014-06-03 Thread Harsha Kumara
Sorry I didn't noticed it before. You will needs to enable xpath 2.0
support as suggest by Viraj.  Otherwise you should be able to use string
concat function in xpath 1.0.


On Tue, Jun 3, 2014 at 2:38 PM, Viraj Rajaguru vi...@wso2.com wrote:

 Hi Sohani,

 Since 'string-join' is a XPath 2.0 function, It seems you have to enable
 xpath 2.0 support in ESB [1]

 Thanks,
 Viraj.

 [1]
 http://mytecheye.blogspot.com/2013/01/wso2-esb-enable-xpath-20-in-wso2-esb.html


 On Tue, Jun 3, 2014 at 2:20 PM, Sohani Weerasinghe soh...@wso2.com
 wrote:

 Hi Harsha,

 I tried that as well, but it is not supporting in ESB as i mentioned
 previously.

 Thanks,
 Sohani

 Sohani Weerasinghe
 Software Engineer
 WSO2, Inc: http://wso2.com

 Mobile  : +94 716439774
 Blog :http://christinetechtips.blogspot.com/
 Twitter  : https://twitter.com/sohanichristine


 On Tue, Jun 3, 2014 at 2:08 PM, Harsha Kumara hars...@wso2.com wrote:

 Hi Sohani,
 May be your expression syntax is incorrect. Is it works when it change
 like  expression=fn:string-join(('name','age'), '-').I'm referring to
 [1].

 [1]-http://www.xqueryfunctions.com/xq/fn_string-join.html
 THanks,
 Harsha


  On Tue, Jun 3, 2014 at 1:36 PM, Sohani Weerasinghe soh...@wso2.com
 wrote:

  Hi All,

 I am using an XPATH expression as follows,

 sequence xmlns=http://ws.apache.org/ns/synapse; name=sequence1
log level=custom
   property xmlns:ns=http://org.apache.synapse/xsd; 
 xmlns:fn=http://www.w3.org/2005/xpath-functions; name=insq 
 expression=fn:string-join('name','age', '-')/
/log
drop/
 /sequence

 When I invoke the proxy I am getting an error as follows



 SynapseXPath Evaluation of the XPath expression 
 fn:string-join('name','age', '-') resulted in an error

 org.jaxen.UnresolvableException: No Such Function 
 {http://www.w3.org/2005/xpath-functions}:string-join

at 
 org.jaxen.SimpleFunctionContext.getFunction(SimpleFunctionContext.java:127)

at 
 org.apache.synapse.util.xpath.SynapseXPathFunctionContext.getFunction(SynapseXPathFunctionContext.java:93)

at org.jaxen.ContextSupport.getFunction(ContextSupport.java:242)

at org.jaxen.Context.getFunction(Context.java:216)

at 
 org.jaxen.expr.DefaultFunctionCallExpr.evaluate(DefaultFunctionCallExpr.java:172)

at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)

at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:674)

at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:213)

at org.jaxen.BaseXPath.evaluate(BaseXPath.java:172)

at 
 org.apache.synapse.util.xpath.SynapseXPath.stringValueOf(SynapseXPath.java:297)

at 
 org.apache.synapse.mediators.MediatorProperty.getEvaluatedExpression(MediatorProperty.java:138)

at 
 org.apache.synapse.mediators.builtin.LogMediator.setCustomProperties(LogMediator.java:192)

at 
 org.apache.synapse.mediators.builtin.LogMediator.getCustomLogMessage(LogMediator.java:131)

at 
 org.apache.synapse.mediators.builtin.LogMediator.getLogMessage(LogMediator.java:117)

at 
 org.apache.synapse.mediators.builtin.LogMediator.mediate(LogMediator.java:91)

at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)

at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)

at 
 org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)

at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)

at 
 org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)

at 
 org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)

at 
 org.apache.synapse.core.axis2.ProxyServiceMessageReceiver.receive(ProxyServiceMessageReceiver.java:166)

at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)

at 
 org.apache.synapse.transport.passthru.ServerWorker.processEntityEnclosingRequest(ServerWorker.java:411)

at 
 org.apache.synapse.transport.passthru.ServerWorker.run(ServerWorker.java:183)

at 
 org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)

at 
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)

at 
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)

at java.lang.Thread.run(Thread.java:722)


 According to [1] it states the string-join function should be as
 follows,

 fn:string-join(('name','age'), '-') - with two brackets but when I try to 
 do so, ESB doesn't support this.

 [1]
 http://www.w3.org/TR/2014/REC-xpath-functions-30-20140408/#func-string-join

 Can someone please state the correct way of writing the XPATH
 expression ?

 Thanks,
 Sohani

 Sohani Weerasinghe
 Software Engineer
 WSO2, Inc: http://wso2.com

 Mobile  : +94 716439774
 Blog :http://christinetechtips.blogspot.com/
 Twitter  : https://twitter.com/sohanichristine