The following are issues encountered and steps to resolve them when installing Joget Workflow Enterprise Edition v4 (4.0.8 onwards) on other Java EE application servers. Please feel free to contribute to this article with your experiences.
Installation on Weblogic 12c
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Installation on Websphere 8.5.5 Liberty Profile
1. There is an issue with JSP parsing for certain functions https://www.ibm.com/developerworks/community/forums/html/topic?id=77777777-0000-0000-0000-000014934503. This causes a JSP compilation issue in jw/WEB-INF/jsp/console/app/processView.jsp.
Caused by: javax.el.ELException: Function 'fn:escapeXml' not found at org.apache.el.lang.ExpressionBuilder.visit(ExpressionBuilder.java:197) at org.apache.el.parser.SimpleNode.accept(SimpleNode.java:151) at org.apache.el.lang.ExpressionBuilder.prepare(ExpressionBuilder.java:155) at org.apache.el.lang.ExpressionBuilder.build(ExpressionBuilder.java:173) at org.apache.el.lang.ExpressionBuilder.createValueExpression(ExpressionBuilder.java:216) at org.apache.el.ExpressionFactoryImpl.createValueExpression(ExpressionFactoryImpl.java:67) at org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:777) at com.ibm._jsp._processView._jspx_meth_c_forEach_0(_processView.java:4001) at com.ibm._jsp._processView._jspService(_processView.java:404)
Caused by: javax.el.ELException: Function 'fn:escapeXml' not found at org.apache.el.lang.ExpressionBuilder.visit(ExpressionBuilder.java:197) at org.apache.el.parser.SimpleNode.accept(SimpleNode.java:151) at org.apache.el.lang.ExpressionBuilder.prepare(ExpressionBuilder.java:155) at org.apache.el.lang.ExpressionBuilder.build(ExpressionBuilder.java:173) at org.apache.el.lang.ExpressionBuilder.createValueExpression(ExpressionBuilder.java:216) at org.apache.el.ExpressionFactoryImpl.createValueExpression(ExpressionFactoryImpl.java:67) at org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:777) at com.ibm._jsp._processView._jspx_meth_c_forEach_0(_processView.java:4001) at com.ibm._jsp._processView._jspService(_processView.java:404)
In jw.war, replace that file with the updated one attached here.
2. Deploy the updated jw and jwdesigner WARs
Installation on Glassfish 4.1
1. There is an exception when deploying jw.war due to invalid content in jw/WEB-INF/web.xml
Exception while deploying the app [jw] : org.xml.sax.SAXParseException; lineNumber: 112; columnNumber: 24; Deployment descriptor file WEB-INF/web.xml in archive [jw]. cvc-complex-type.2.4.a: Invalid content was found starting with element 'tracking-mode'. One of '{"http://java.sun.com/xml/ns/j2ee":session-timeout}' is expected. org.xml.sax.SAXParseException; lineNumber: 112; columnNumber: 24; Deployment descriptor file WEB-INF/web.xml in archive [jw]. cvc-complex-type.2.4.a: Invalid content was found starting with element 'tracking-mode'. One of '{"http://java.sun.com/xml/ns/j2ee":session-timeout}' is expected. at com.sun.enterprise.deployment.io.DeploymentDescriptorFile.read(DeploymentDescriptorFile.java:324)
at com.sun.enterprise.deployment.io.DeploymentDescriptorFile.read(DeploymentDescriptorFile.java:245)
at com.sun.enterprise.deployment.archivist.Archivist.readStandardDeploymentDescriptor(Archivist.java:665)
Modify the web.xml to comment or remove the tracking-mode tag i.e.
<!--
<session-config>
<tracking-mode>COOKIE</tracking-mode>
</session-config>
-->
</session-config> -->
2. Deploy the updated jw.war and jwdesigner.war