[rules-dev] MVEL strict mode - explanation?

[Mark Proctor]

Is the rule using the MVEL or the Java dialect? MVEL does not yet 
support generic's notation.

Mark
On 28/10/2011 05:36, Michael Anstis wrote:
> Hi,
>
> With Drools-5.4.0-SNAPSHOT, MVEL2-2.1.0.drools4 the following compiles 
> OK:-
>
>     org.drools.runtime.process.WorkItemManager wim = 
> drools.getWorkingMemory().getWorkItemManager();
>     org.drools.SessionConfiguration sessionConfiguration = 
> (org.drools.SessionConfiguration) 
> kcontext.getKnowledgeRuntime().getSessionConfiguration();
>     java.util.Map handlers = sessionConfiguration.getWorkItemHandlers();
>
> However moving the last Map to generics (as you'd expect is needed for 
> strict mode) does not:-
>
>     org.drools.runtime.process.WorkItemManager wim = 
> drools.getWorkingMemory().getWorkItemManager();
>     org.drools.SessionConfiguration sessionConfiguration = 
> (org.drools.SessionConfiguration) 
> kcontext.getKnowledgeRuntime().getSessionConfiguration();
>     java.util.Map<java.lang.String, 
> org.drools.runtime.process.WorkItemHandler> handlers = 
> sessionConfiguration.getWorkItemHandlers();
>
> Unable to Analyse Expression 
> org.drools.runtime.process.WorkItemManager wim = 
> drools.getWorkingMemory().getWorkItemManager(); 
> org.drools.SessionConfiguration sessionConfiguration = 
> (org.drools.SessionConfiguration) 
> kcontext.getKnowledgeRuntime().getSessionConfiguration(); 
> java.util.Map<java.lang.String, 
> org.drools.runtime.process.WorkItemHandler> handlers = 
> sessionConfiguration.getWorkItemHandlers();: [Error: unable to resolve 
> method using strict-mode: org.drools.spi.KnowledgeHelper.,()] [Near : 
> {... Map<java.lang.String, org.drools.runtime.process.W ....}] ^ 
> [Line: 3, Column: 32]
>
> Can anybody explain?
>
> Thanks,
>
> Mike
>
>
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