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    Bug 
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    Resolution: Done
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    Major 
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    None
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    None
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    None
From JBEAP-17069:
When the security manager is enabled the resteasy client initialization fails with the following exception:
ERROR [io.undertow.request] (default task-1) UT005023: Exception handling request to /resteasy/SampleServlet: java.lang.RuntimeException: java.lang.ClassNotFoundException: org.glassfish.jersey.client.JerseyClientBuilder from [Module "javax.ws.rs.api" version 1.0.1.Final-redhat-00001 from local module loader @69d9c55 (finder: local module finder @13a57a3b (roots: /opt/jboss/jboss-eap-7.2/modules,/opt/jboss/jboss-eap-7.2/modules/system/layers/base/.overlays/layer-base-jboss-eap-7.2.1.CP,/opt/jboss/jboss-eap-7.2/modules/system/layers/base))]
	at javax.ws.rs.client.ClientBuilder.newBuilder(ClientBuilder.java:132)
	at com.redhat.sample.SampleServlet.processRequest(SampleServlet.java:29)
	at com.redhat.sample.SampleServlet.doGet(SampleServlet.java:48)
        ...
Caused by: java.lang.ClassNotFoundException: org.glassfish.jersey.client.JerseyClientBuilder from [Module "javax.ws.rs.api" version 1.0.1.Final-redhat-00001 from local module loader @69d9c55 (finder: local module finder @13a57a3b (roots: /opt/jboss/jboss-eap-7.2/modules,/opt/jboss/jboss-eap-7.2/modules/system/layers/base/.overlays/layer-base-jboss-eap-7.2.1.CP,/opt/jboss/jboss-eap-7.2/modules/system/layers/base))]
	at org.jboss.modules.ModuleClassLoader.findClass(ModuleClassLoader.java:255)
	at org.jboss.modules.ConcurrentClassLoader.performLoadClassUnchecked(ConcurrentClassLoader.java:410)
	at org.jboss.modules.ConcurrentClassLoader.performLoadClass(ConcurrentClassLoader.java:398)
	at org.jboss.modules.ConcurrentClassLoader.loadClass(ConcurrentClassLoader.java:116)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:264)
	at javax.ws.rs.client.FactoryFinder.newInstance(FactoryFinder.java:120)
	at javax.ws.rs.client.FactoryFinder.find(FactoryFinder.java:227)
	at javax.ws.rs.client.ClientBuilder.newBuilder(ClientBuilder.java:96)
	... 52 more
It seems that the issue is that the internal resteasy class is not found and the default org.glassfish.jersey.client.JerseyClientBuilder is tried but fails.
- incorporates
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                    JBEE-204 JAX-RS FactoryFinder failing resolution using ServiceLoader with secMgr enabled -         
- Resolved
 
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- is cloned by
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                    JBEAP-17069 [GSS](7.2.z) JBEE-204 - ClassNotFoundException over org.glassfish.jersey.client.JerseyClientBuilder when sec-mgr is enabled -         
- Closed
 
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                    JBEAP-17311 [GSS](7.2.z) Upgrade jboss-jaxrs-api_2.1_spec from 1.0.1.Final-redhat-00001 to 1.0.3.Final-redhat-00001 -         
- Closed
 
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