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    <div class="moz-cite-prefix">Fabio,<br>
      <br>
      you're right: it's icfs:groups, not ri:groups (sorry for that).<br>
      <br>
      The error you're experiencing is caused by the fact that midPoint
      evaluates not only the current value of attribute, but also a
      change in that value. So, sometimes it needs to take the old
      attribute value (which is null in this case, because - at least I
      am convinced so - midPoint considers the account as being newly
      created in this particular case) and execute the provided script
      on it.<br>
      <br>
      So you should just assume that input might be null, and treat is
      just like an empty array.<br>
      <br>
      See also <a
href="http://lists.evolveum.com/pipermail/midpoint/2015-August/001292.html"><a class="moz-txt-link-freetext" href="http://lists.evolveum.com/pipermail/midpoint/2015-August/001292.html">http://lists.evolveum.com/pipermail/midpoint/2015-August/001292.html</a></a><br>
      <br>
      Best regards,<br>
      Pavol<br>
      <br>
    </div>
    <blockquote
      cite="mid:NU3UZB$AB067E08A09A1A88F1726624B579B1E4@nsr.it"
      type="cite">
      <div class="xam_msg_class">
        <div style="font: normal 13px Arial; color:rgb(0, 0, 0);">
          <div>Hi Pavol,</div>
          <div>thanks for your suggestions. Now, I have modified the xml
            code for attribute on the AD resource:</div>
          <div><br>
          </div>
          <div>
            <div>                 <attribute></div>
            <div>                    <ref>icfs:groups</ref></div>
            <div>                   
              <displayName>Gruppi</displayName></div>
            <div>                    <inbound></div>
            <div>                        <expression></div>
            <div>                          <script></div>
            <div>                           
              <relativityMode>absolute</relativityMode></div>
            <div>                            <code></div>
            <div><span style="background-color: transparent;">         
                                      def isdirettore = false</span></div>
            <div>                                def n = input.size()</div>
            <div><span style="background-color: transparent;">         
                                      for (def i = 0; i &lt; n; i++)
                {</span></div>
            <div>                                    def gruppo =
              input.get(i)</div>
            <div><span style="background-color: transparent;">         
                                          if (it =~
                /^CN=.*_DIV.._DIR.*$/) {</span></div>
            <div><span style="background-color: transparent;">         
                                              isdirettore = true</span></div>
            <div>                                    }</div>
            <div>                                }</div>
            <div>                                isdirettore</div>
            <div>                            </code></div>
            <div>                          </script></div>
            <div>                        </expression></div>
            <div>                        <target></div>
            <div>                           
              <path>$user/extension/mise:organizzazione</path></div>
            <div>                        </target></div>
            <div>                    </inbound></div>
            <div>                 </attribute></div>
          </div>
          <div><br>
          </div>
          <div><br>
          </div>
          <div>But I have the "input" variable null, as I can see from
            idm.log:</div>
          <div><br>
          </div>
          <div>
            <div>ERROR (com.evolveum.midpoint<span
                style="background-color: transparent;">.model.common.expression.script.ScriptExpression):
                Expression error: java.lang.NullPointerException: Cannot
                invoke me</span><span style="background-color:
                transparent;">thod size() on null object (old)
                expression in mapping in inbound expression for
                {<a class="moz-txt-link-freetext" href="http://midpoint.evolveum.com/xml/ns">http://midpoint.evolveum.com/xml/ns</a></span><span
                style="background-color: transparent;">/public/connector/icf-1/resource-schema-3}groups
                in <a class="moz-txt-link-freetext" href="resource:Resource-ActiveDirectoryXXX(Active">resource:Resource-ActiveDirectoryXXX(Active</a> Directory
                XXX)</span></div>
          </div>
          <div><br>
          </div>
          <div>The only difference is the namespace: you have suggested
            me "ri:groups" but it isn't defined in ns instance-3; so I
            put "icfs:groups". It could made the difference?</div>
          <div>Any other suggestion?</div>
          <div><br>
          </div>
          <div>Thanks in advance. Regards.</div>
          <div><br>
          </div>
          <div>  Fabio</div>
          <br>
          <div><span style="font-family:Arial; font-size:11px;
              color:#5F5F5F;">Da</span><span style="font-family:Arial;
              font-size:12px; color:#5F5F5F; padding-left:5px;">:
              "midPoint" <a class="moz-txt-link-abbreviated" href="mailto:midpoint-bounces@lists.evolveum.com">midpoint-bounces@lists.evolveum.com</a></span></div>
          <div><span style="font-family:Arial; font-size:11px;
              color:#5F5F5F;">A</span><span style="font-family:Arial;
              font-size:12px; color:#5F5F5F; padding-left:5px;">:
              <a class="moz-txt-link-abbreviated" href="mailto:midpoint@lists.evolveum.com">midpoint@lists.evolveum.com</a></span></div>
          <div><span style="font-family:Arial; font-size:11px;
              color:#5F5F5F;">Cc</span><span style="font-family:Arial;
              font-size:12px; color:#5F5F5F; padding-left:5px;">: </span></div>
          <div><span style="font-family:Arial; font-size:11px;
              color:#5F5F5F;">Data</span><span style="font-family:Arial;
              font-size:12px; color:#5F5F5F; padding-left:5px;">: Thu, 3
              Sep 2015 15:45:57 +0200</span></div>
          <div><span style="font-family:Arial; font-size:11px;
              color:#5F5F5F;">Oggetto</span><span
              style="font-family:Arial; font-size:12px; color:#5F5F5F;
              padding-left:5px;">: Re: [midPoint] Help looping on Active
              Directory groups</span></div>
          <br>
          <div class="xam_msg_class">>
            <meta content="text/html; charset=utf-8"
              http-equiv="Content-Type">
            <div class="moz-cite-prefix">> Hello Fabio,<br>
              > <br>
              > the problem is that you've put your script to <b>ri:title</b>
              attribute. So (I think) that as an input you get the value
              of this attribute, which is a string. The <source>
              declaration is not appropriate here.<br>
              > <br>
              > If you want to process ri:groups attribute, please
              put this mapping under <b>ri:groups</b> attribute.<br>
              > Also, use <b><relativityMode>absolute</relativityMode></b>
              (as a child of <script>) in order to get all the
              values of ri:groups at once.<br>
              > Remove the <source> part and refer to the input
              variable (now called gruppi) simply as <b>input</b>.<br>
              > <br>
              > Hope this helps,<br>
              > Pavol<br>
              > <br>
              > </div>
            <blockquote
              cite="mid:2CDAB07C-46FF-4E0B-962B-20649AD477D5@nsr.it"
              type="cite">
              <meta http-equiv="Content-Type" content="text/html;
                charset=utf-8">
              <div style="font-family: -apple-system-font; line-height:
                16px;" class="">>
                <div class="">> Hi,</div>
                <div class="">> I have an Active Directory resource
                  and I need to reconcile users. In populating a virtual
                  user attribute I need to check if the corresponding AD
                  account has a particular group assigned. This is a
                  snippet of the resource xml:</div>
              </div>
              <div style="font-family: -apple-system-font; line-height:
                16px;" class=""><br class="">
                > </div>
              <div style="font-family: -apple-system-font; line-height:
                16px;" class="">>
                <div class="">>                 <attribute></div>
                <div class="">>                    
                  <c:ref>ri:title</c:ref></div>
                <div class="">>                    
                  <displayName>Gruppi</displayName></div>
                <div class="">>                     <inbound></div>
                <div class="">>                        
                  <source></div>
                <div class="">>                            
                  <name>gruppi</name></div>
                <div class="">>                            
                  <path>$shadow/attributes/groups</path></div>
                <div class="">>                        
                  </source>                        </div>
                <div class="">>                        
                  <expression></div>
                <div class="">>                          
                  <script></div>
                <div class="">>                            
                   <code></div>
                <div class="">>                                 def
                  isdirettore = false</div>
                <div class="">>                                 def n
                  = gruppi.size()</div>
                <div class="">>                                 for
                  (def i = 0; i &lt; n; i++) {</div>
                <div class="">>                                    
                  def gruppo = gruppi.get(i)</div>
                <div class="">>                                    
                  if (it =~ /^CN=.*_DIV.._DIR.*$/) {</div>
                <div class="">>                                      
                    isdirettore = true</div>
                <div class="">>                                     }</div>
                <div class="">>                                 }</div>
                <div class="">>                                
                  isdirettore</div>
                <div class="">>                            
                   </code></div>
                <div class="">>                          
                  </script></div>
                <div class="">>                        
                  </expression></div>
                <div class="">>                        
                  <target></div>
                <div class="">>                            
                  <path>$user/extension/mise:organizzazione</path></div>
                <div class="">>                        
                  </target></div>
                <div class="">>                     </inbound></div>
                <div class="">>                  </attribute></div>
              </div>
              <div style="font-family: -apple-system-font; line-height:
                16px;" class=""><br class="">
                > </div>
              <div style="font-family: -apple-system-font; line-height:
                16px;" class="">> I need to loop on assigned AD
                groups and I need to check the string format of each
                group using a regular expression. The problem is that in
                the variable named “gruppi” I have only a string and not
                an array or List. Do you have any ideas?</div>
              <div class=""><br class="">
                > </div>
              <div class="">> Thanks and regards.</div>
              <div class=""><br class="">
                > </div>
              <div class="">>   Fabio</div>
              <div class=""><br class="">
                > </div>
              <div apple-content-edited="true" class="">>
                <div style="color: rgb(0, 0, 0); letter-spacing: normal;
                  orphans: auto; text-align: start; text-indent: 0px;
                  text-transform: none; white-space: normal; widows:
                  auto; word-spacing: 0px; -webkit-text-stroke-width:
                  0px; word-wrap: break-word; -webkit-nbsp-mode: space;
                  -webkit-line-break: after-white-space;" class="">>
                  <div style="color: rgb(0, 0, 0); letter-spacing:
                    normal; orphans: auto; text-align: start;
                    text-indent: 0px; text-transform: none; white-space:
                    normal; widows: auto; word-spacing: 0px;
                    -webkit-text-stroke-width: 0px; word-wrap:
                    break-word; -webkit-nbsp-mode: space;
                    -webkit-line-break: after-white-space;" class="">>
                    <div style="color: rgb(0, 0, 0); letter-spacing:
                      normal; orphans: auto; text-align: start;
                      text-indent: 0px; text-transform: none;
                      white-space: normal; widows: auto; word-spacing:
                      0px; -webkit-text-stroke-width: 0px; word-wrap:
                      break-word; -webkit-nbsp-mode: space;
                      -webkit-line-break: after-white-space;" class="">>
                      <div style="color: rgb(0, 0, 0); letter-spacing:
                        normal; orphans: auto; text-align: start;
                        text-indent: 0px; text-transform: none;
                        white-space: normal; widows: auto; word-spacing:
                        0px; -webkit-text-stroke-width: 0px; word-wrap:
                        break-word; -webkit-nbsp-mode: space;
                        -webkit-line-break: after-white-space;" class="">>
                        <div class=""><font class="" size="1"><span
                              class="" style="font-family: 'Lucida
                              Sans'; color: rgb(17, 52, 80); orphans: 2;
                              widows: 2;">> --</span><br class=""
                              style="orphans: 2; widows: 2; color:
                              rgb(17, 52, 80);">
                            > <span class="" style="font-family:
                              'Lucida Sans'; color: rgb(17, 52, 80);
                              orphans: 2; widows: 2;">Fabio Contessi
                              <<a moz-do-not-send="true"
                                href="mailto:f.contessi@nsr.it"
                                _djrealurl="mailto:f.contessi@nsr.it"
                                class="">f.contessi@nsr.it</a></span><span
                              class="" style="font-family: 'Lucida
                              Sans'; color: rgb(17, 52, 80); orphans: 2;
                              widows: 2;">></span><br class=""
                              style="orphans: 2; widows: 2; color:
                              rgb(17, 52, 80);">
                            > <br class="" style="orphans: 2;
                              widows: 2; color: rgb(17, 52, 80);">
                            > <span class="" style="orphans: 2;
                              widows: 2;"><font class="" color="#015494"
                                face="LucidaSans-Demi">nova systems roma
                                / nsr</font></span></font></div>
                        <div class=""><br class="">
                          > </div>
                      </div>
                    </div>
                  </div>
                </div>
              </div>
              <br>
              >
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              <br>
              >
              <pre wrap="">> _______________________________________________
midPoint mailing list
<a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:midPoint@lists.evolveum.com" _djrealurl="mailto:midPoint@lists.evolveum.com">midPoint@lists.evolveum.com</a>
<a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://lists.evolveum.com/mailman/listinfo/midpoint" _djrealurl="http://lists.evolveum.com/mailman/listinfo/midpoint">http://lists.evolveum.com/mailman/listinfo/midpoint</a>
</pre>
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            <br>
            > </div>
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      </div>
      <br>
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      <br>
      <pre wrap="">_______________________________________________
midPoint mailing list
<a class="moz-txt-link-abbreviated" href="mailto:midPoint@lists.evolveum.com">midPoint@lists.evolveum.com</a>
<a class="moz-txt-link-freetext" href="http://lists.evolveum.com/mailman/listinfo/midpoint">http://lists.evolveum.com/mailman/listinfo/midpoint</a>
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