Examples of org.drools.WorkingMemory.retract()

org.drools.WorkingMemory.retract()
Retract a fact. @param handle The fact-handle associated with the fact to retract. @throws FactException If a RuntimeException error occurs.

        workingMemory.fireAllRules();
        assertEquals( fired,
                      list.size() );


        // no brie anymore, so should fire  
        workingMemory.retract( brie );
        workingMemory.fireAllRules();
        assertEquals( ++fired,
                      list.size() );


        // no more cheese, but since it already fired, should not fire again

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        workingMemory.fireAllRules();
        assertEquals( ++fired,
                      list.size() );


        // no more cheese, but since it already fired, should not fire again 
        workingMemory.retract( stilton2 );
        workingMemory.fireAllRules();
        assertEquals( ++fired, // we need to fix forall to not fire in this situation 
                      list.size() );


    }

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                   stilton );
        final ObjectUpdatedEvent ome = (ObjectUpdatedEvent) wmList.get( 1 );
        assertSame( stiltonHandle,
                    ome.getFactHandle() );


        wm.retract( stiltonHandle );
        final ObjectRetractedEvent ore = (ObjectRetractedEvent) wmList.get( 2 );
        assertSame( stiltonHandle,
                    ore.getFactHandle() );


        wm.insert( cheddar );

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                   stilton );
        final ObjectUpdatedEvent ome = (ObjectUpdatedEvent) wmList.get( 1 );
        assertSame( stiltonHandle,
                    ome.getFactHandle() );


        wm.retract( stiltonHandle );
        final ObjectRetractedEvent ore = (ObjectRetractedEvent) wmList.get( 2 );
        assertSame( stiltonHandle,
                    ore.getFactHandle() );


        wm.insert( cheddar );

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    // use Drools *without* any Java intervention
    localWorkingMemory.fireAllRules();


    // Remove the reference to this as part of the cleanup for later
    localWorkingMemory.retract(currentHandle);


    return javaBean;
  }


  /**

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                             results.size() );
        Assert.assertEquals( 31,
                             ((Cheesery) results.get( results.size() - 1 )).getTotalAmount() );


        // ---------------- 4th scenario
        wm.retract( cheeseHandles[3] );
        wm.fireAllRules();


        // should not have fired as per constraint
        Assert.assertEquals( 2,
                             results.size() );

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                             results.size() );
        Assert.assertEquals( 36,
                             ((Cheesery) results.get( results.size() - 1 )).getTotalAmount() );


        // ---------------- 4th scenario
        wm.retract( cheeseHandles[3] );
        wm.fireAllRules();


        // should not have fired as per constraint
        Assert.assertEquals( 2,
                             results.size() );

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                             results.size() );
        Assert.assertEquals( 36,
                             ((Number) results.get( results.size() - 1 )).intValue() );


        // ---------------- 4th scenario
        wm.retract( cheeseHandles[3] );
        wm.fireAllRules();


        // should not have fired as per constraint
        Assert.assertEquals( 2,
                             results.size() );

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                             results.size() );
        Assert.assertEquals( 31,
                             ((Cheesery) results.get( results.size() - 1 )).getTotalAmount() );


        // ---------------- 4th scenario
        wm.retract( cheeseHandles[3] );
        wm.fireAllRules();


        // should not have fired as per constraint
        Assert.assertEquals( 2,
                             results.size() );

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                             results.size() );
        Assert.assertEquals( 31,
                             ((Number) results.get( results.size() - 1 )).intValue() );


        // ---------------- 4th scenario
        wm.retract( cheeseHandles[3] );
        wm.fireAllRules();


        // should not have fired as per constraint
        Assert.assertEquals( 2,
                             results.size() );

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