java.lang.NullPointerException
at org.apache.cxf.jaxrs.client.AbstractClient.setupOutInterceptorChain(AbstractClient.java:879)
at org.apache.cxf.jaxrs.client.AbstractClient.createMessage(AbstractClient.java:950)
at org.apache.cxf.jaxrs.client.WebClient.finalizeMessage(WebClient.java:1118)
at org.apache.cxf.jaxrs.client.WebClient.doChainedInvocation(WebClient.java:1091)
at org.apache.cxf.jaxrs.client.WebClient.doInvoke(WebClient.java:894)
at org.apache.cxf.jaxrs.client.WebClient.doInvoke(WebClient.java:865)
at org.apache.cxf.jaxrs.client.WebClient.form(WebClient.java:401)