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Starting from CXF 2.6.2 it is possible to affect the base address specified in the auto-generated WADL (in wadl:resources/@base attribute).
WADLGenerator can be indirectly configured by setting a jaxrs:server/@publishedEndpointUrl attribute, similarly to the way CXF WSDL generator can be configured by setting a jaxws:endpoint/@publishedEndpointUrl attribute.

WADL Transformations

Starting from CXF 3.0.4 it is possible to configure WADLGenerator with a 'stylesheetReference' property pointing to a local XSLT template. 

If an 'applyStylesheetLocally' property is disabled (default) then a generated WADL XML representation will include an XML XSLT processing instruction pointing to a template with the browser downloading it in the next step and doing the transformation itself. Otherwise WADLGenerator will attempt to do a local transformation before returning a response to the browser.

java2wadl Maven plugin

CXF 3.0.0 and 2.7.11 introduce java2wadl plugin for generating WADL at the build time:

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