Validate value of wsdl-path-rewrite-rule when setting it

[standalone@localhost:9990 /] /subsystem=webservices:write-attribute(name=wsdl-path-rewrite-rule, value="ss/replace/me/g")
{"outcome" => "success"}

[standalone@localhost:9990 /] deploy /home/dev/ws/stack-cxf/modules/testsuite/cxf-tests/target/test-libs/jaxws-samples-wsdd.war
{"WFLYCTL0062: Composite operation failed and was rolled back. Steps that failed:" => {"Operation step-2" => {"WFLYCTL0080: Failed services" => {"jboss.deployment.unit.\"jaxws-samples-wsdd.war\".INSTALL" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"jaxws-samples-wsdd.war\".INSTALL: WFLYSRV0153: Failed to process phase INSTALL of deployment \"jaxws-samples-wsdd.war\"
    Caused by: java.lang.IllegalArgumentException: invalid script for sed command: ss/replace/me/g"}}}}

16:46:38,272 INFO  [org.jboss.as.repository] (management-handler-thread - 4) WFLYDR0001: Content added at location /home/dev/ws/wildfly-9.0.0.CR1-SNAPSHOT/standalone/data/content/22/3b58818f8424a1bc34020aa14a9e44c9abdeae/content
16:46:38,277 INFO  [org.jboss.as.server.deployment] (MSC service thread 1-4) WFLYSRV0027: Starting deployment of "jaxws-samples-wsdd.war" (runtime-name: "jaxws-samples-wsdd.war")
16:46:38,331 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-7) MSC000001: Failed to start service jboss.deployment.unit."jaxws-samples-wsdd.war".INSTALL: org.jboss.msc.service.StartException in service jboss.deployment.unit."jaxws-samples-wsdd.war".INSTALL: WFLYSRV0153: Failed to process phase INSTALL of deployment "jaxws-samples-wsdd.war"
	at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:163)
	at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1948)
	at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1881)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.IllegalArgumentException: invalid script for sed command: ss/replace/me/g
	at org.jboss.wsf.stack.cxf.addressRewrite.SEDProcessor.deriveArgs(SEDProcessor.java:126)
	at org.jboss.wsf.stack.cxf.addressRewrite.SEDProcessor.<init>(SEDProcessor.java:46)
	at org.jboss.wsf.stack.cxf.addressRewrite.SEDProcessor.newInstance(SEDProcessor.java:426)
	at org.jboss.wsf.stack.cxf.addressRewrite.SoapAddressRewriteHelper.getRewrittenPublishedEndpointUrl(SoapAddressRewriteHelper.java:92)
	at org.jboss.wsf.stack.cxf.metadata.MetadataBuilder.processAddressRewrite(MetadataBuilder.java:316)
	at org.jboss.wsf.stack.cxf.metadata.MetadataBuilder.build(MetadataBuilder.java:91)
	at org.jboss.wsf.stack.cxf.deployment.aspect.DescriptorDeploymentAspect.generateMetadataFromDeployment(DescriptorDeploymentAspect.java:129)
	at org.jboss.wsf.stack.cxf.deployment.aspect.DescriptorDeploymentAspect.start(DescriptorDeploymentAspect.java:65)
	at org.jboss.as.webservices.deployers.AspectDeploymentProcessor.deploy(AspectDeploymentProcessor.java:73)
	at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:156)
	... 5 more

16:46:38,332 ERROR [org.jboss.as.controller.management-operation] (management-handler-thread - 4) WFLYCTL0013: Operation ("deploy") failed - address: ({"deployment" => "jaxws-samples-wsdd.war"}) - failure description: {"WFLYCTL0080: Failed services" => {"jboss.deployment.unit.\"jaxws-samples-wsdd.war\".INSTALL" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"jaxws-samples-wsdd.war\".INSTALL: WFLYSRV0153: Failed to process phase INSTALL of deployment \"jaxws-samples-wsdd.war\"
    Caused by: java.lang.IllegalArgumentException: invalid script for sed command: ss/replace/me/g"}}
16:46:38,333 ERROR [org.jboss.as.server] (management-handler-thread - 4) WFLYSRV0021: Deploy of deployment "jaxws-samples-wsdd.war" was rolled back with the following failure message: 
{"WFLYCTL0080: Failed services" => {"jboss.deployment.unit.\"jaxws-samples-wsdd.war\".INSTALL" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"jaxws-samples-wsdd.war\".INSTALL: WFLYSRV0153: Failed to process phase INSTALL of deployment \"jaxws-samples-wsdd.war\"
    Caused by: java.lang.IllegalArgumentException: invalid script for sed command: ss/replace/me/g"}}
16:46:38,339 INFO  [org.jboss.as.server.deployment] (MSC service thread 1-6) WFLYSRV0028: Stopped deployment jaxws-samples-wsdd.war (runtime-name: jaxws-samples-wsdd.war) in 5ms
16:46:38,339 INFO  [org.jboss.as.controller] (management-handler-thread - 4) WFLYCTL0183: Service status report
WFLYCTL0186:   Services which failed to start:      service jboss.deployment.unit."jaxws-samples-wsdd.war".INSTALL