topic Form Property 'Long' Is Interpreted by Java Class as 'Intege in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/form-property-long-is-interpreted-by-java-class-as-intege/m-p/78337#M51965 <HTML><HEAD></HEAD><BODY><SPAN>I specified a "long" type for an activiti:formProperty in the BPMN20.xml (actually in Designer) for variables "loanAmount" and "income".&nbsp; Then in a Java class I tried to do execution.getVariable("varName") casting the return value to both a Long and a String.&nbsp; Each time I had a "ClassCastException: java.lang.Integer cannot be cast to java.lang.String (or java.lang.Long)".&nbsp; Is "long" data type supported or should I expect to always use Integer in the Java programs?</SPAN><BR /><BR /><SPAN>Thank you.</SPAN><BR /><BR /><SPAN>The bpmn20.xml file:</SPAN><BR /><BR /><PRE class="language-none line-numbers"><CODE><BR />&nbsp;&nbsp;&nbsp; &lt;startEvent id="theStart" name="Start"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;extensionElements&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;activiti:formProperty id="name" name="Name" type="string" required="true" readable="true" writable="true"&gt;&lt;/activiti:formProperty&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;activiti:formProperty id="emailAddress" name="Email address" type="string" required="true" readable="true" writable="true"&gt;&lt;/activiti:formProperty&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;activiti:formProperty id="loanAmount" name="Loan Amount" type="long" required="true" readable="true" writable="true"&gt;&lt;/activiti:formProperty&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;activiti:formProperty id="income" name="Income" type="long" required="true" readable="true" writable="true"&gt;&lt;/activiti:formProperty&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/extensionElements&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/startEvent&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;scriptTask id="checkCredit" name="Check Credit" scriptFormat="groovy"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;script&gt;&lt;![CDATA[out:println " In script of Check Credit, Checking credit for " + name;creditCheckOk = false;if((income / 2) &gt; loanAmount){creditCheckOk = true};out:println "Credit checked for " + name + " creditCheckOk is " + creditCheckOk;]]&gt;&lt;/script&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/scriptTask&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;sequenceFlow id="flow1" name="" sourceRef="theStart" targetRef="checkCredit"&gt;&lt;/sequenceFlow&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;endEvent id="endevent1" name="End"&gt;&lt;/endEvent&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;sequenceFlow id="flow2" name="" sourceRef="checkCredit" targetRef="createApplication"&gt;&lt;/sequenceFlow&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;serviceTask id="createApplication" name="Service Task" activiti:class="com.argo.loanreq2.CreateApplicationTask"&gt;&lt;/serviceTask&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;userTask id="evaluateLoanRequest" name="Evaluate Loan Request" activiti:assignee="fozzie"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;documentation&gt;Evaluate the application&lt;/documentation&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;extensionElements&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;activiti:formProperty id="income" name="Income of Customer" variable="${loanApplication.income}" required="false" readable="true" writable="false"&gt;&lt;/activiti:formProperty&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;activiti:formProperty id="requestedAmount" name="Requested loan amount" variable="${loanApplication.requestedAmount}" required="false" readable="true" writable="false"&gt;&lt;/activiti:formProperty&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;activiti:formProperty id="customerName" name="Customer Name" variable="${loanApplication.customerName}" required="false" readable="true" writable="false"&gt;&lt;/activiti:formProperty&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;activiti:formProperty id="creditCheckOk" name="Outcome of credit check" variable="${loanApplication.creditCheckOk" required="false" readable="true" writable="false"&gt;&lt;/activiti:formProperty&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;activiti:formProperty id="motivation" name="Motivation" required="false" readable="true" writable="true"&gt;&lt;/activiti:formProperty&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;activiti:formProperty id="requestApproved" name="Do you approve the request?" type="enum" required="true" readable="true" writable="true"&gt;&lt;/activiti:formProperty&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/extensionElements&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/userTask&gt;<BR /><SPAN 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execution&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.getVariable("creditCheckOk"));<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;la.setCustomerName( (String) execution.getVariable("name"));<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Map&lt;String, Object&gt; theVariables = new HashMap&lt;String, Object&gt;();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;theVariables = execution.getVariables();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set &lt;String&gt; varNames = execution.getVariableNames();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Iterator varNamesIterator = varNames.iterator();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;while(varNamesIterator.hasNext())<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;String oneName = new String();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;oneName = (String) varNamesIterator.next();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Object varObj = (Object) theVariables.get(oneName);<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;String className = new String();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;className = varObj.getClass().getName();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;System.out.println("In execute() have oneName = "<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+ oneName<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+ " of class = "<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+ className);<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Long aLongIncome = Long.valueOf( (String) execution.getVariable("income"));<BR />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;la.setIncome( (Long) execution.getVariable("income"));<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;la.setIncome(aLongIncome);<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Long aLongReqAmt = <BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Long.valueOf( (String) execution.getVariable("loanAmount"));<BR />//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;la.setRequestedAmount( (Long) execution.getVariable("loanAmount"));<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;la.setRequestedAmount(aLongReqAmt);<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;la.setEmailAddress( (String) execution.getVariable("emailAddress"));<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;System.out.println("In execute() set la.creditCheckOk = "<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+ la.getCreditCheckOk());<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;System.out.println("In execute() set la.customeName = "<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+ la.getCustomerName());<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;System.out.println("In execute() set la.income = "<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+ la.getIncome());<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;System.out.println("In execute() set la.requestedAmount = "<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+ la.getRequestedAmount());<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;System.out.println("In execute() set la.emailAddress = "<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+ la.getEmailAddress());<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;execution.setVariable("loanApplication", la);<BR />&nbsp;&nbsp;&nbsp;}<BR />}<BR /><SPAN 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/><SPAN>The Exception:</SPAN><BR /><PRE class="language-none line-numbers"><CODE><BR />INFO: XPath currently not supported as expressionLanguage<BR /> In script of Check Credit, Checking credit for Miss Piggy<BR />Credit checked for Miss Piggy creditCheckOk is true<BR />In execute() have oneName = loanAmount of class = java.lang.Integer<BR />In execute() have oneName = income of class = java.lang.Integer<BR />In execute() have oneName = name of class = java.lang.String<BR />In execute() have oneName = creditCheckOk of class = java.lang.Boolean<BR />In execute() have oneName = emailAddress of class = java.lang.String<BR />Sep 27, 2011 9:52:45 AM org.activiti.engine.impl.interceptor.CommandContext close<BR />SEVERE: Error while closing command context<BR />java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.String<BR />&nbsp;&nbsp;&nbsp;at com.argo.loanreq2.CreateApplicationTask.execute(CreateApplicationTask.java:47)<BR />&nbsp;&nbsp;&nbsp;at org.activiti.engine.impl.bpmn.behavior.ServiceTaskJavaDelegateActivityBehavior.execute(ServiceTaskJavaDelegateActivityBehavior.java:47)<BR />&nbsp;&nbsp;&nbsp;at org.activiti.engine.impl.bpmn.behavior.ServiceTaskJavaDelegateActivityBehavior.execute(ServiceTaskJavaDelegateActivityBehavior.java:38)<BR />&nbsp;&nbsp;&nbsp;at org.activiti.engine.impl.bpmn.helper.ClassDelegate.execute(ClassDelegate.java:104)<BR />&nbsp;&nbsp;&nbsp;at org.activiti.engine.impl.pvm.runtime.AtomicOperationActivityExecute.execute(AtomicOperationActivityExecute.java:40)<BR /><BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE></BODY></HTML> Tue, 27 Sep 2011 15:50:04 GMT ct1 2011-09-27T15:50:04Z Form Property 'Long' Is Interpreted by Java Class as 'Intege https://connect.hyland.com/t5/alfresco-archive/form-property-long-is-interpreted-by-java-class-as-intege/m-p/78337#M51965 I specified a "long" type for an activiti:formProperty in the BPMN20.xml (actually in Designer) for variables "loanAmount" and "income".&nbsp; Then in a Java class I tried to do execution.getVariable("varName") casting the return value to both a Long and a String.&nbsp; Each time I had a "ClassCastException: Tue, 27 Sep 2011 15:50:04 GMT https://connect.hyland.com/t5/alfresco-archive/form-property-long-is-interpreted-by-java-class-as-intege/m-p/78337#M51965 ct1 2011-09-27T15:50:04Z Re: Form Property 'Long' Is Interpreted by Java Class as 'Intege https://connect.hyland.com/t5/alfresco-archive/form-property-long-is-interpreted-by-java-class-as-intege/m-p/78338#M51966 <HTML><HEAD></HEAD><BODY><SPAN>Which version of Activiti are you using? How did you test this?</SPAN><BR /><SPAN>With a unit test?</SPAN><BR /><SPAN>If so, please post the full project so I can reproduce it.</SPAN><BR /><BR /><SPAN>Best regards,</SPAN></BODY></HTML> Tue, 27 Sep 2011 20:52:02 GMT https://connect.hyland.com/t5/alfresco-archive/form-property-long-is-interpreted-by-java-class-as-intege/m-p/78338#M51966 trademak 2011-09-27T20:52:02Z Re: Form Property 'Long' Is Interpreted by Java Class as 'Intege https://connect.hyland.com/t5/alfresco-archive/form-property-long-is-interpreted-by-java-class-as-intege/m-p/78339#M51967 <HTML><HEAD></HEAD><BODY><SPAN>I acutally tested this with a unit test, changed to code to work in the unit test, deployed that via Explorer and tested in Explorer.&nbsp; I had different results in both tests.&nbsp; The unit test gave the results shown already had a class cast exception trying to cast an Integer to a String.&nbsp; Explorer gave a class cast exception saying that I could not cast a Long to an Integer.</SPAN><BR /><BR /><SPAN>I am still working on the project and it is a little unstable right now.&nbsp; As soon as I get it stable again I will post it for you.</SPAN><BR /><BR /><SPAN>Thank you.</SPAN></BODY></HTML> Tue, 27 Sep 2011 21:11:22 GMT https://connect.hyland.com/t5/alfresco-archive/form-property-long-is-interpreted-by-java-class-as-intege/m-p/78339#M51967 ct1 2011-09-27T21:11:22Z Re: Form Property 'Long' Is Interpreted by Java Class as 'Intege https://connect.hyland.com/t5/alfresco-archive/form-property-long-is-interpreted-by-java-class-as-intege/m-p/78340#M51968 <HTML><HEAD></HEAD><BODY><SPAN>The process still has some problems later than the part that shows the problem I described above, so here is a copy.&nbsp; I am not sure what you mean by the full project.&nbsp; Here is the bpmn20.xml and the classes that I use.&nbsp; When I try to attach .java files, the forum form give me a message "The extensin java is not allowed" so I hope you get everything.&nbsp; If not, I can get the code to you other ways.</SPAN><BR /><BR /><SPAN>Thank you.</SPAN></BODY></HTML> Tue, 27 Sep 2011 21:46:01 GMT https://connect.hyland.com/t5/alfresco-archive/form-property-long-is-interpreted-by-java-class-as-intege/m-p/78340#M51968 ct1 2011-09-27T21:46:01Z Re: Form Property 'Long' Is Interpreted by Java Class as 'Intege https://connect.hyland.com/t5/alfresco-archive/form-property-long-is-interpreted-by-java-class-as-intege/m-p/78341#M51969 <HTML><HEAD></HEAD><BODY><SPAN>The descrepancy I described is one I caused in my "tester" class.&nbsp; When I put values into the process variables sent to the startProcessInstanceByKey() method, I specified Interger for the values.&nbsp; So, naturally the process would interpret the fields as Integer rather than Long.</SPAN><BR /><BR /><SPAN>Thank you for your quick replies to my posts and patience while I am still learning how to work with the engine.</SPAN></BODY></HTML> Wed, 28 Sep 2011 16:02:08 GMT https://connect.hyland.com/t5/alfresco-archive/form-property-long-is-interpreted-by-java-class-as-intege/m-p/78341#M51969 ct1 2011-09-28T16:02:08Z