It is pretty common that Mule messages contain XML as a payload and that those messages need to be validated/transformed. XML documents can be automatically validated using XSD, though those validations are structural and sometimes we need to manually code some validation in plain Java (especially in complex scenarios like validating references, existence conditions and [...]

Filed under: Mule ESB by Esteban Robles Luna on Tuesday, July 26, 2011 | Social tagging: AbsoluteRule > NRL > validation > XML
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Configuring Mule involves XML, and though using a decent XML editor can help a lot (thanks to the contextual help it provides from Mule’s schemas), there is still a enough angle brackets to warrant a coffee break as projects get more complicated. As the number of services in a Mule project increases, so does the amount [...]

Filed under: Mule ESB by David Dossot on Wednesday, September 1, 2010 | Social tagging: configuration > Mule 3 > Mule ESB > patterns > XML
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When I recently switched to Eclipse Galileo, I noticed that a Mule configuration file that had previously validated correctly now had validation errors. Since I did not change the file, something in Galileo’s validation of XML files must have changed. The symptoms are these:

Filed under: Mule ESB by Dirk Olmes on Monday, September 21, 2009 | Social tagging: Eclipse > howto > XML
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