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<p class="MsoNormal"><span lang="EN-US">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">In the resource, the attribute ri:mail is a list. In the inbound, I just want to take the first entry in the mail list and target it to emailAddress.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">How can I do this?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The code below simply results in the error:</span><span lang="EN-US">
</span><span lang="EN-US">Attempt to add 2 values to a single-valued item emailAddress<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The input of the inbound attribute is always just one value instead of a list, so I cannot check if the input is a list.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" style="background:#2B2B2B"><span style="font-size:10.0pt;font-family:"Courier New";color:#E8BF6A;mso-fareast-language:#2000"><attribute><br>
<ref></span><span style="font-size:10.0pt;font-family:"Courier New";color:#A9B7C6;mso-fareast-language:#2000">ri:mail</span><span style="font-size:10.0pt;font-family:"Courier New";color:#E8BF6A;mso-fareast-language:#2000"></ref><br>
<inbound><br>
<expression><br>
<script><br>
<code><span style="background:#364135"><br>
</span></span><span style="font-size:10.0pt;font-family:"Courier New";color:#A9B7C6;background:#364135;mso-fareast-language:#2000">log.info("--input is:"+input)<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#2B2B2B"><span style="font-size:10.0pt;font-family:"Courier New";color:#A9B7C6;background:#364135;mso-fareast-language:#2000">
</span><span lang="EN-US" style="font-size:10.0pt;font-family:"Courier New";color:#A9B7C6;background:#364135;mso-fareast-language:#2000"> return input</span><span style="font-size:10.0pt;font-family:"Courier New";color:#A9B7C6;background:#364135;mso-fareast-language:#2000"><br>
</span><span style="font-size:10.0pt;font-family:"Courier New";color:#E8BF6A;mso-fareast-language:#2000"></code><br>
</script><br>
</expression><br>
<target><br>
<path></span><span style="font-size:10.0pt;font-family:"Courier New";color:#A9B7C6;mso-fareast-language:#2000">emailAddress</span><span style="font-size:10.0pt;font-family:"Courier New";color:#E8BF6A;mso-fareast-language:#2000"></path><br>
</target><br>
</inbound><br>
</attribute></span><span style="font-size:10.0pt;font-family:"Courier New";color:#A9B7C6;mso-fareast-language:#2000"><o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">Thank you very much for your help in advance!<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Best regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Hsin-Fang<o:p></o:p></span></p>
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