Can I get the "drools" variable from my java code?   Or is this only available inside
rules?

A


On Thu, Feb 17, 2011 at 1:26 AM, Wolfgang Laun <wolfgang.laun@gmail.com> wrote:
This may be more conveniently done from an event listener but
drools.getActivation() should give you the Activation. Then you get
the Collection<FactHandle>.

For each of them,
org.drools.runtime.KnowledgeRuntime.getObject(
org.drools.runtime.rule.FactHandle )
gives you the fact objects that participates.

You can also access bindings:
 List<String> declIds = activation.getDeclarationIDs();
 Object declVal = activation.getDeclarationValue( declId );
Be careful, things may have passed away, i.e., you can get nulls.

-W

2011/2/16 Archie Russell <archier@gmail.com>:
>
> Hi,
> I've tried to figure this out but haven't been able to.
> How can I, from the RHS, figure out the details of what triggered a rule.
> I can access the facts individually by name,  but how do I do it in a
> generic fashion that would work in the RHS of any rule?
> I am using decisiontables and want to be able to have a function that is
> something like printTriggeringDetails()
> I came across drools.getTuple but am not sure if that's the correct path
> to go on.   From there I get InternalFactHandles but don't know how to turn
> those into human-readable facts.
> Thanks for any help,
> Archie
>
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>

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