Nahappan Somasundaram created AMBARI-19865:
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             Summary: Ambari-server logon failure: Hadoop-common dependency on 
servlet-api 2.5 
                 Key: AMBARI-19865
                 URL: https://issues.apache.org/jira/browse/AMBARI-19865
             Project: Ambari
          Issue Type: Bug
            Reporter: Nahappan Somasundaram
            Assignee: Nahappan Somasundaram



{code}
02 Feb 2017 13:15:57,992  WARN [ambari-client-thread-25] ServletHandler:592 - 
Error for /api/v1/clusters
java.lang.NoSuchMethodError: javax.servlet.http.HttpServletResponse.getStatus()I
        at 
org.apache.ambari.server.security.authorization.AmbariAuthorizationFilter.doFilter(AmbariAuthorizationFilter.java:277)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:103)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
        at 
org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113)
        at 
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
{code}

This happens because of classpath collision between multiple servlet api 
versions. The org.apache.hadoop:hadoop-common depends on an old version of 
servlet api (2.5).

{code}
[INFO] +- org.apache.hadoop:hadoop-common:jar:2.7.2:compile
[INFO] |  +- xmlenc:xmlenc:jar:0.52:compile
[INFO] |  +- commons-httpclient:commons-httpclient:jar:3.1:compile
[INFO] |  +- javax.servlet:servlet-api:jar:2.5:compile
[INFO] |  +- org.mortbay.jetty:jetty:jar:6.1.26:compile
[INFO] |  +- org.mortbay.jetty:jetty-util:jar:6.1.26:compile
[INFO] |  +- javax.servlet.jsp:jsp-api:jar:2.1:runtime
{code}



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