Possible IndexOutOfBoundsException in ejb-security-interceptors quickstart

This issue was originally created as Bugzilla https://bugzilla.redhat.com/show_bug.cgi?id=1286938

In ejb-security-interceptors quickstart, line #143 in class org.jboss.as.quickstarts.ejb_security_interceptors.DelegationLoginModule may throw IndexOutOfBoundsException when wildcard is used.

code snippet:
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if (allowedMappings.length == 1 && "*".equals(allowedMappings[1]))

{ <<--- this line #143 // A wild card mapping was found. return true; }

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Version-Release number of selected component (if applicable):

How reproducible:
always

Steps to Reproduce:
1. Try to use wildcard in "delegation-mapping.properties" file
2. Run the quickstart

Actual results:
IndexOutOfBoundsException when reading "allowedMappings[1]" as its length is 1

Expected results:
no exception

Additional info:
By default this doesn't throw exception as wildcard is not used in the example configuration.