[ 
https://issues.apache.org/jira/browse/WICKET-6131?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Maciej Miklas updated WICKET-6131:
----------------------------------
    Description: 
We are getting following exception: 
{code}
java.lang.IndexOutOfBoundsException: Index: 2, Size: 2
        at java.util.ArrayList.rangeCheck(ArrayList.java:653)
        at java.util.ArrayList.get(ArrayList.java:429)
        at 
org.apache.wicket.core.request.mapper.CryptoMapper.decryptEntireUrl(CryptoMapper.java:537)
        at 
org.apache.wicket.core.request.mapper.CryptoMapper.decryptUrl(CryptoMapper.java:387)
        at 
org.apache.wicket.core.request.mapper.CryptoMapper.getCompatibilityScore(CryptoMapper.java:189)
        at 
org.apache.wicket.request.mapper.CompoundRequestMapper.mapRequest(CompoundRequestMapper.java:138)
        at 
org.apache.wicket.request.cycle.RequestCycle.resolveRequestHandler(RequestCycle.java:190)
        at 
org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:215)
        at 
org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:289)
        at 
org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:259)
        at 
org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:201)
        at 
org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:282)
{code}

In order to fix it, you should change code in decryptEntireUrl from:
{code:java}
                for (; segNo < encryptedNumberOfSegments; segNo++)
                {
                        if (segNo > originalNumberOfSegments)
                        {
                                break;
                        }
{code}
to
{code:java}
                for (; segNo < encryptedNumberOfSegments; segNo++)
                {
                        if (segNo >= originalNumberOfSegments) // > was 
replaced with >=
                        {
                                break;
                        }
{code}

  was:
We are getting following exception: 
{code}
java.lang.IndexOutOfBoundsException: Index: 2, Size: 2
        at java.util.ArrayList.rangeCheck(ArrayList.java:653)
        at java.util.ArrayList.get(ArrayList.java:429)
        at 
org.apache.wicket.core.request.mapper.CryptoMapper.decryptEntireUrl(CryptoMapper.java:537)
        at 
org.apache.wicket.core.request.mapper.CryptoMapper.decryptUrl(CryptoMapper.java:387)
        at 
org.apache.wicket.core.request.mapper.CryptoMapper.getCompatibilityScore(CryptoMapper.java:189)
        at 
org.apache.wicket.request.mapper.CompoundRequestMapper.mapRequest(CompoundRequestMapper.java:138)
        at 
org.apache.wicket.request.cycle.RequestCycle.resolveRequestHandler(RequestCycle.java:190)
        at 
org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:215)
        at 
org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:289)
        at 
org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:259)
        at 
org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:201)
        at 
org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:282)
{code}

In order to fix it, you should change code in decryptEntireUrl from:
{code:java}
                for (; segNo < encryptedNumberOfSegments; segNo++)
                {
                        if (segNo > originalNumberOfSegments)
                        {
                                break;
                        }
{code}
to
{code:java}
                for (; segNo < encryptedNumberOfSegments; segNo++)
                {
                        if (segNo >= originalNumberOfSegments)
                        {
                                break;
                        }
{code}


> IndexOutOfBoundsException in 
> org.apache.wicket.core.request.mapper.CryptoMapper.decryptEntireUr
> -----------------------------------------------------------------------------------------------
>
>                 Key: WICKET-6131
>                 URL: https://issues.apache.org/jira/browse/WICKET-6131
>             Project: Wicket
>          Issue Type: Bug
>          Components: wicket
>    Affects Versions: 6.20.0
>         Environment: Ubuntu Server
>            Reporter: Maciej Miklas
>
> We are getting following exception: 
> {code}
> java.lang.IndexOutOfBoundsException: Index: 2, Size: 2
>       at java.util.ArrayList.rangeCheck(ArrayList.java:653)
>       at java.util.ArrayList.get(ArrayList.java:429)
>       at 
> org.apache.wicket.core.request.mapper.CryptoMapper.decryptEntireUrl(CryptoMapper.java:537)
>       at 
> org.apache.wicket.core.request.mapper.CryptoMapper.decryptUrl(CryptoMapper.java:387)
>       at 
> org.apache.wicket.core.request.mapper.CryptoMapper.getCompatibilityScore(CryptoMapper.java:189)
>       at 
> org.apache.wicket.request.mapper.CompoundRequestMapper.mapRequest(CompoundRequestMapper.java:138)
>       at 
> org.apache.wicket.request.cycle.RequestCycle.resolveRequestHandler(RequestCycle.java:190)
>       at 
> org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:215)
>       at 
> org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:289)
>       at 
> org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:259)
>       at 
> org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:201)
>       at 
> org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:282)
> {code}
> In order to fix it, you should change code in decryptEntireUrl from:
> {code:java}
>               for (; segNo < encryptedNumberOfSegments; segNo++)
>               {
>                       if (segNo > originalNumberOfSegments)
>                       {
>                               break;
>                       }
> {code}
> to
> {code:java}
>               for (; segNo < encryptedNumberOfSegments; segNo++)
>               {
>                       if (segNo >= originalNumberOfSegments) // > was 
> replaced with >=
>                       {
>                               break;
>                       }
> {code}



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