[ https://issues.apache.org/jira/browse/JEXL-62?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Henri Biestro updated JEXL-62: ------------------------------ Attachment: JEXL-62.patch Fix & test > NPE in Interpreter > ------------------ > > Key: JEXL-62 > URL: https://issues.apache.org/jira/browse/JEXL-62 > Project: Commons JEXL > Issue Type: Bug > Reporter: Sebb > Fix For: 2.0 > > Attachments: JEXL-62.patch > > > The following Jexl code script works OK, both for createExpression() + > evaluate(), and createScript() + execute(): > {code} > JexlEngine jexl = new JexlEngine(); > JexlContext ctxt = JexlHelper.createContext(); > ctxt.getVars().put("dummy", "abcd"); > script="dummy.hashCode()" > jexl.createScript(script).execute(ctxt); // OK > script="dummy.hashCode()" > jexl.createExpression(script).evaluate(ctxt); // OK > {code} > However, both methods of calling Jexl fail with NPE when the script is > changed to > {code} > script = "dummy.hashCode" > {code} > {code} > java.lang.NullPointerException > at org.apache.commons.jexl.Interpreter.visit(Interpreter.java:890) > at > org.apache.commons.jexl.parser.ASTReference.jjtAccept(ASTReference.java:17) > at org.apache.commons.jexl.Interpreter.visit(Interpreter.java:912) > at > org.apache.commons.jexl.parser.ASTReferenceExpression.jjtAccept(ASTReferenceExpression.java:17) > at org.apache.commons.jexl.Interpreter.visit(Interpreter.java:624) > at > org.apache.commons.jexl.parser.ASTJexlScript.jjtAccept(ASTJexlScript.java:17) > at org.apache.commons.jexl.Interpreter.interpret(Interpreter.java:157) > at org.apache.commons.jexl.ScriptImpl.execute(ScriptImpl.java:49) > java.lang.NullPointerException > at org.apache.commons.jexl.Interpreter.visit(Interpreter.java:890) > at > org.apache.commons.jexl.parser.ASTReference.jjtAccept(ASTReference.java:17) > at org.apache.commons.jexl.Interpreter.visit(Interpreter.java:912) > at > org.apache.commons.jexl.parser.ASTReferenceExpression.jjtAccept(ASTReferenceExpression.java:17) > at org.apache.commons.jexl.Interpreter.interpret(Interpreter.java:157) > at > org.apache.commons.jexl.ExpressionImpl.evaluate(ExpressionImpl.java:63) > {code} -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.