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https://issues.apache.org/jira/browse/JEXL-48?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Alexey Kuznetsov updated JEXL-48:
---------------------------------
Description:
When we use '=' instead of '==' we'll get NullPointerException
Please pay attention to attachement
was:
When we use '=' instead of '==' we'll get NullPointerException
public class Main {
public static class Another {
private Boolean foo = true;
public Boolean foo()
{
return foo;
}
public int goo()
{
return 100;
}
}
public static class Foo {
private Another inner;
public Foo() {
inner = new Another();
}
public Another getInner()
{
return inner;
}
}
/**
* @param args the command line arguments
*/
public static void main(String[] args) throws Exception {
String jexlExp = "(foo.getInner().foo() eq true) and
(foo.getInner().goo() = (foo.getInner().goo()+1-1))";
Expression e = ExpressionFactory.createExpression( jexlExp );
// Create a context and add data
JexlContext jc = JexlHelper.createContext();
jc.getVars().put("foo", new Foo() );
// Now evaluate the expression, getting the result
Object o = e.evaluate(jc);
System.out.println("Result: "+o);
}
}
> NPE during expression evaluation
> --------------------------------
>
> Key: JEXL-48
> URL: https://issues.apache.org/jira/browse/JEXL-48
> Project: Commons JEXL
> Issue Type: Bug
> Affects Versions: 1.1
> Environment: Java 1.6.0 update 07
> Reporter: Alexey Kuznetsov
> Attachments: Main.java
>
>
> When we use '=' instead of '==' we'll get NullPointerException
> Please pay attention to attachement
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