Package org.drools

Examples of org.drools.Cheesery


        session.setGlobal( "results",
                           list );

        Cheese cheese = new Cheese( "stilton",
                                    10 );
        Cheesery cheesery = new Cheesery();
        cheesery.addCheese( cheese );
        Person bob = new Person( "bob",
                                 "stilton" );
        Cheese cheese2 = new Cheese();
        bob.setCheese( cheese2 );
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                                                                                            9 ), new Cheese( "brie",
                                                                                                             4 ), new Cheese( "brie",
                                                                                                                              1 ), new Cheese( "provolone",
                                                                                                                                               8 )};

        Cheesery cheesery = new Cheesery();

        for ( int i = 0; i < cheese.length; i++ ) {
            cheesery.addCheese( cheese[i] );
        }

        FactHandle cheeseryHandle = wm.insert( cheesery );

        final Person bob = new Person( "Bob",
                                       "stilton" );

        final FactHandle bobHandle = wm.insert( bob );

        // ---------------- 1st scenario
        wm.fireAllRules();
        // one fire, as per rule constraints
        Assert.assertEquals( 1,
                             results.size() );
        Assert.assertEquals( 3,
                             ((List) results.get( results.size() - 1 )).size() );

        // ---------------- 2nd scenario
        final int index = 1;
        cheese[index].setType( "brie" );
        wm.update( cheeseryHandle,
                   cheesery );
        wm.fireAllRules();

        // no fire
        Assert.assertEquals( 1,
                             results.size() );

        // ---------------- 3rd scenario
        bob.setLikes( "brie" );
        wm.update( bobHandle,
                   bob );
        wm.fireAllRules();

        // 2 fires
        Assert.assertEquals( 2,
                             results.size() );
        Assert.assertEquals( 3,
                             ((List) results.get( results.size() - 1 )).size() );

        // ---------------- 4th scenario
        cheesery.getCheeses().remove( cheese[3] );
        wm.update( cheeseryHandle,
                   cheesery );
        wm.fireAllRules();

        // should not have fired as per constraint
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                                 results );

        final Person bob = new Person( "bob",
                                       "stilton" );

        Cheesery cheesery = new Cheesery();
        cheesery.addCheese( new Cheese( "stilton",
                                        10 ) );
        cheesery.addCheese( new Cheese( "brie",
                                        20 ) );
        cheesery.addCheese( new Cheese( "muzzarela",
                                        8 ) );
        cheesery.addCheese( new Cheese( "stilton",
                                        5 ) );
        cheesery.addCheese( new Cheese( "provolone",
                                        1 ) );

        workingMemory.insert( bob );
        workingMemory.insert( cheesery );
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        final Cheese cheddar = new Cheese( "cheddar",
                                           7 );
        final Cheese provolone = new Cheese( "provolone",
                                             5 );
        final Cheesery cheesery = new Cheesery();

        cheesery.addCheese( cheddar );
        cheesery.addCheese( provolone );

        FactHandle handle = workingMemory.insert( cheesery );
        workingMemory.fireAllRules();
        assertEquals( 0,
                      list.size() );

        cheesery.addCheese( new Cheese( "stilton",
                                        10 ) );
        cheesery.removeCheese( cheddar );
        workingMemory.update( handle,
                              cheesery );
        workingMemory.fireAllRules();
        assertEquals( 2,
                      list.size() );
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                            list2 );
        final List list3 = new ArrayList();
        ksession.setGlobal( "list3",
                            list3 );

        final Cheesery cheesery = new Cheesery();
        final Cheese stilton = new Cheese( "stilton",
                                           12 );
        final Cheese cheddar = new Cheese( "cheddar",
                                           15 );
        cheesery.addCheese( stilton );
        cheesery.addCheese( cheddar );
        ksession.setGlobal( "cheesery",
                            cheesery );
        ksession.insert( cheesery );

        Person p = new Person( "stilton" );
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        List list = new ArrayList();
        session.setGlobal( "list",
                           list );

        Cheesery cheesery = new Cheesery();
        cheesery.addCheese( new Cheese( "stilton",
                                        22 ) );

        session.insert( cheesery );

        // TODO java.io.EOFException
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        workingMemory.insert( stilton );
        final Cheese brie = new Cheese( "brie",
                                        10 );
        workingMemory.insert( brie );

        final Cheesery cheesery = new Cheesery();
        cheesery.getCheeses().add( stilton );
        workingMemory.insert( cheesery );

        workingMemory.fireAllRules();

        assertEquals( 2,
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        final Cheese brie = new Cheese( "brie",
                                        15 );
        workingMemory.insert( stilton );
        workingMemory.insert( muzzarela );

        final Cheesery cheesery = new Cheesery();
        cheesery.getCheeses().add( stilton.getType() );
        cheesery.getCheeses().add( brie.getType() );
        workingMemory.insert( cheesery );

        workingMemory.fireAllRules();

        assertEquals( 2,
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        final List results = new ArrayList();
        workingMemory.setGlobal( "results",
                                 results );

        final Cheesery cheesery = new Cheesery();
        cheesery.addCheese( new Cheese( "stilton",
                                        15 ) );
        cheesery.addCheese( new Cheese( "brie",
                                        10 ) );

        workingMemory.setGlobal( "cheesery",
                                 cheesery );
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        final List results = new ArrayList();
        workingMemory.setGlobal( "results",
                                 results );

        final Cheesery cheesery = new Cheesery();
        workingMemory.insert( cheesery );

        workingMemory.fireAllRules();

        assertEquals( 1,
                      results.size() );
        assertEquals( 1,
                      cheesery.getCheeses().size() );
        assertEquals( results.get( 0 ),
                      cheesery.getCheeses().get( 0 ) );
    }
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