[ 
https://issues.apache.org/jira/browse/CXF-6153?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Michal Sabo updated CXF-6153:
-----------------------------
    Description: 
OAuthRequestFilter, when validating a request, is calling the 
AuthorizationUtils.getAuthorizationParts method to get the actual authorization 
for current request. A List of headers with name "Authorization" is requested 
and since HttpHeadersImpl do not longer returns empty list but null, a 
NullPointerException is thrown.

Part of the exception:
java.lang.NullPointerException
        at 
org.apache.cxf.rs.security.oauth2.utils.AuthorizationUtils.getAuthorizationParts(AuthorizationUtils.java:76)
        at 
org.apache.cxf.rs.security.oauth2.utils.AuthorizationUtils.getAuthorizationParts(AuthorizationUtils.java:69)
        at 
org.apache.cxf.rs.security.oauth2.filters.OAuthRequestFilter.getAuthorizationParts(OAuthRequestFilter.java:227)
        at 
org.apache.cxf.rs.security.oauth2.filters.OAuthRequestFilter.validateRequest(OAuthRequestFilter.java:83)
        at 
org.apache.cxf.rs.security.oauth2.filters.OAuthRequestFilter.filter(OAuthRequestFilter.java:72)

  was:
OAuthRequestFilter when validating request is calling method 
AuthorizationUtils.getAuthorizationParts to get the actual authorization for 
current request.

A List of headers with name "Authorization" is requested and since 
HttpHeadersImpl do not longer returns empty list but null, a 
NullPointerException is thrown.

Part of the exception:
java.lang.NullPointerException
        at 
org.apache.cxf.rs.security.oauth2.utils.AuthorizationUtils.getAuthorizationParts(AuthorizationUtils.java:76)
        at 
org.apache.cxf.rs.security.oauth2.utils.AuthorizationUtils.getAuthorizationParts(AuthorizationUtils.java:69)
        at 
org.apache.cxf.rs.security.oauth2.filters.OAuthRequestFilter.getAuthorizationParts(OAuthRequestFilter.java:227)
        at 
org.apache.cxf.rs.security.oauth2.filters.OAuthRequestFilter.validateRequest(OAuthRequestFilter.java:83)
        at 
org.apache.cxf.rs.security.oauth2.filters.OAuthRequestFilter.filter(OAuthRequestFilter.java:72)


> OAuthRequestFilter throws NullPointerException when "Authorization" header is 
> missing
> -------------------------------------------------------------------------------------
>
>                 Key: CXF-6153
>                 URL: https://issues.apache.org/jira/browse/CXF-6153
>             Project: CXF
>          Issue Type: Bug
>          Components: JAX-RS Security
>    Affects Versions: 3.0.2
>            Reporter: Michal Sabo
>
> OAuthRequestFilter, when validating a request, is calling the 
> AuthorizationUtils.getAuthorizationParts method to get the actual 
> authorization for current request. A List of headers with name 
> "Authorization" is requested and since HttpHeadersImpl do not longer returns 
> empty list but null, a NullPointerException is thrown.
> Part of the exception:
> java.lang.NullPointerException
>         at 
> org.apache.cxf.rs.security.oauth2.utils.AuthorizationUtils.getAuthorizationParts(AuthorizationUtils.java:76)
>         at 
> org.apache.cxf.rs.security.oauth2.utils.AuthorizationUtils.getAuthorizationParts(AuthorizationUtils.java:69)
>         at 
> org.apache.cxf.rs.security.oauth2.filters.OAuthRequestFilter.getAuthorizationParts(OAuthRequestFilter.java:227)
>         at 
> org.apache.cxf.rs.security.oauth2.filters.OAuthRequestFilter.validateRequest(OAuthRequestFilter.java:83)
>         at 
> org.apache.cxf.rs.security.oauth2.filters.OAuthRequestFilter.filter(OAuthRequestFilter.java:72)



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