Package org.drools

Examples of org.drools.StatefulSession.retract()

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        ruleBase.addPackage( pkg );
        StatefulSession session = ruleBase.newStatefulSession();
        FactHandle fh = session.insert( "xxx" );
        session.update( fh,
                        "xxx" );
        session.retract( fh );

        assertEquals( "inserted",
                      list.get( 0 ) );
        assertEquals( "updated",
                      list.get( 1 ) );
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        assertEquals( "got cheese",
                      list.get( 0 ) );
        assertEquals( 1,
                      list.size() );

        session.retract( h );
        session.fireAllRules();

        // still just one
        assertEquals( 1,
                      list.size() );
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        assertEquals( "got cheese",
                      list.get( 0 ) );
        assertEquals( 1,
                      list.size() );

        session.retract( h );
        session.fireAllRules();

        // still just one
        assertEquals( 1,
                      list.size() );
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        //Test 2nd level (parent) to make sure rule honors the extend rule
        list = new ArrayList();
        session.setGlobal( "list",
                           list );
        session.retract( handle );
        final Cheese mycheese2 = new Cheese( "notcheddar",
                                             4 );
        FactHandle handle2 = session.insert( mycheese2 );
        session.fireAllRules();
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        //Test 3 levels of inheritance, all levels
        list = new ArrayList();
        session.setGlobal( "list",
                           list );
        session.retract( handle2 );
        final Cheese mycheese3 = new Cheese( "stilton",
                                             6 );
        FactHandle handle3 = session.insert( mycheese3 );
        session.fireAllRules();
        //System.out.println(list.toString());
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        //Test 3 levels of inheritance, third only
        list = new ArrayList();
        session.setGlobal( "list",
                           list );
        session.retract( handle3 );
        final Cheese mycheese4 = new Cheese( "notstilton",
                                             6 );
        FactHandle handle4 = session.insert( mycheese4 );
        session.fireAllRules();
        //System.out.println(((List) session.getGlobal( "list" )).toString());
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        //Test 3 levels of inheritance, 2nd only
        list = new ArrayList();
        session.setGlobal( "list",
                           list );
        session.retract( handle4 );
        final Cheese mycheese5 = new Cheese( "stilton",
                                             7 );
        FactHandle handle5 = session.insert( mycheese5 );
        session.fireAllRules();
        //System.out.println(((List) session.getGlobal( "list" )).toString());
View Full Code Here
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        ruleBase.addPackage( pkg );
        StatefulSession session = ruleBase.newStatefulSession();
        FactHandle fh = session.insert( "xxx" );
        session.update( fh,
                        "xxx" );
        session.retract( fh );

        assertEquals( "inserted",
                      list.get( 0 ) );
        assertEquals( "updated",
                      list.get( 1 ) );
View Full Code Here
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        assertEquals( "got cheese",
                      list.get( 0 ) );
        assertEquals( 1,
                      list.size() );

        session.retract( h );
        session.fireAllRules();

        // still just one
        assertEquals( 1,
                      list.size() );
View Full Code Here
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        //Test 3 levels of inheritance, all levels
        final List list3 = new ArrayList();
        session.setGlobal( "list",
                           list3 );
        session.retract( handle2 );
        final Cheese mycheese3 = new Cheese( "stilton",
                                             6 );
        FactHandle handle3 = session.insert( mycheese3 );
        session.fireAllRules();
        //System.out.println(((List) session.getGlobal( "list" )).toString());
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