[esb-java-user] VFS and custom mediator
SEGUINOT Christophe
christophe.seguinot-partner at arcelormittal.com
Fri Dec 19 00:14:49 PST 2008
Thanks Paul.
-----Message d'origine-----
De : esb-java-user-bounces at wso2.org [mailto:esb-java-user-bounces at wso2.org] De la part de Paul Fremantle
Envoyé : jeudi 18 décembre 2008 18:01
À : esb-java-user at wso2.org
Objet : Re: [esb-java-user] VFS and custom mediator
Actually the PayloadHelper class is much better solution!
Paul
Ruwan Linton wrote:
> SEGUINOT Christophe wrote:
>> Thanks a lot,
>>
>> I have an other question if I can.
>>
>> I'm loading a file from the filesystem using vfs. This is a text file. I'm developping a custom mediator to convert this text file to an xml file and then I want to write the xml file to the filesystem again:
>>
>> <syn:proxy name="ConvertMkppProxy" transports="vfs" startOnLoad="true">
>> <syn:target inSequence="MyMediatorSequence" outSequence="MyMediatorSequence"/>
>> <syn:parameter name="transport.vfs.ContentType">text/plain</syn:parameter>
>> <syn:parameter name="transport.vfs.ActionAfterFailure">MOVE</syn:parameter>
>> <syn:parameter name="transport.vfs.MoveAfterProcess">file://L:\wso2\xml</syn:parameter>
>> <syn:parameter name="transport.vfs.MoveAfterFailure">file://L:\wso2\failure</syn:parameter>
>> <syn:parameter name="transport.vfs.ActionAfterProcess">MOVE</syn:parameter>
>> <syn:parameter name="transport.vfs.FileNamePattern">.*\.txt</syn:parameter>
>> <syn:parameter name="transport.vfs.FileURI">file://L:\wso2\out</syn:parameter>
>> <syn:parameter name="transport.PollInterval">15</syn:parameter>
>> </syn:proxy>
>>
>> <syn:sequence name="MyMediatorSequence">
>> <syn:class name="samples.mediators.DiscountQuoteMediator"/>
>> <syn:log level="full" separator=","/>
>> <syn:send>
>> <syn:endpoint>
>> <syn:address uri="vfs:file://L:\wso2\out-send-endpoint"/>
>> </syn:endpoint>
>> </syn:send>
>> </syn:sequence>
>>
>> My Mediator :
>>
>> public class DiscountQuoteMediator
>> extends AbstractMediator
>> implements ManagedLifecycle
>> {
>>
>>
>> public boolean mediate(final MessageContext mc)
>> {
>> Axis2MessageContext axis2MessageCtx = (Axis2MessageContext) mc;
>> //is empty
>> System.out.println("axis2MessageCtx.getEnvelope().getBody().getText(): "
>> + axis2MessageCtx.getEnvelope().getBody().getText());
>> //is empty
>> System.out.println("-------------- mc.getEnvelope().getBody().getText() : "
>> + mc.getEnvelope().getBody().getText() + "--------------");
>> //is empty
>> System.out.println("-------------- mc.getEnvelope().getText() : "
>> + mc.getEnvelope().getText() + "--------------");
>>
>> return true;
>> }
>> .......
>>
> Try the following code fragment;
>
> mc.getEnvelope().getBody().getFirstElement().getText();
>
> Thanks,
> Ruwan
>> So I can't manipulate the content of the file loaded by vfs but this content is correctly written as a response.xml by the send mediator configured with a vfs endpoint. (the response.xml contains simply my text data).
>>
>> Do you know a way to manipulate the content of the file loaded by vfs in a mediator ?
>>
>> Thanks a lot.
>>
>> Christophe
>>
>>
>>
>> -----Message d'origine-----
>> De : esb-java-user-bounces at wso2.org
>> [mailto:esb-java-user-bounces at wso2.org] De la part de Ruwan Linton
>> Envoyé : jeudi 18 décembre 2008 11:22 À : esb-java-user at wso2.org
>> Objet : Re: [esb-java-user] JMS and VFS
>>
>> SEGUINOT Christophe wrote:
>>
>>> Hi,
>>>
>>> Do you know if it's possible using WSO2/Synapse :
>>> To mobe the content (at a regular interval) from a folder to an
>>> other folder, without invoking anything ? (I see Proxy + VFS
>>> Transport)
>>>
>>>
>> You could use a task to accomplish this task. Basically you can schedule a task to poll a file from a given location and move it to the relevant location using the vfs transport and send mediator. Please have a look at the task sample [1] and the vfs samples [2].
>>
>>> To communicate with WSO2/Synapse through JMS (but without web
>>> service) and process the content of the JMS messages ? (I see it but
>>> for a Web Service using JMS transport)
>>>
>>>
>> This can also be done, but what do you mean by without a web service? If you want to send a jms text message without involving SOAP, to synapse that is possible. Synapse JMS transport listens for a particular JMS queue configured by a proxy service. If you could elaborate on your exact requirement, I can provide you a descriptive answer.
>>
>> Thanks,
>> Ruwan
>>
>> [1] -
>> http://wso2.org/project/esb/java/1.7.1/docs/ESB_Samples.html#Task
>> [2] -
>> http://wso2.org/project/esb/java/1.7.1/docs/ESB_Samples.html#Sample25
>> 4
>>
>>> Thanks for any clue.
>>>
>>> Christophe
>>>
>>>
>>> -----Message d'origine-----
>>> De : esb-java-user-bounces at wso2.org
>>> [mailto:esb-java-user-bounces at wso2.org] De la part de
>>> esb-java-user-request at wso2.org Envoyé : jeudi 11 décembre 2008 11:01
>>> À
>>> : SEGUINOT Christophe Objet : Welcome to the "Esb-java-user" mailing
>>> list
>>>
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--
Paul Fremantle
CTO and Co-Founder, WSO2
OASIS WS-RX TC Co-chair
VP, Apache Synapse
Office: +44 844 484 8143
Cell: +44 798 447 4618
blog: http://pzf.fremantle.org
paul at wso2.com
"Oxygenating the Web Service Platform", www.wso2.com
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