Package org.drools.reteoo

Examples of org.drools.reteoo.RightTuple

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        final Cheese stilton1 = new Cheese( "stilton",
                                            35 );
        final InternalFactHandle stiltonHandle1 = new DefaultFactHandle( 1,
                                                                         stilton1 );
        map.add( new RightTuple( stiltonHandle1,
                                 null ) );

        final Cheese cheddar1 = new Cheese( "cheddar",
                                            35 );
        final InternalFactHandle cheddarHandle1 = new DefaultFactHandle( 2,
                                                                         cheddar1 );
        map.add( new RightTuple( cheddarHandle1,
                                 null ) );

        assertEquals( 2,
                      map.size() );
        assertEquals( 2,
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        final Cheese stilton1 = new Cheese( "stilton",
                                            35 );
        final InternalFactHandle stiltonHandle1 = new DefaultFactHandle( 1,
                                                                         stilton1 );
        map.add( new RightTuple( stiltonHandle1,
                                 null ) );

        final Cheese cheddar1 = new Cheese( "cheddar",
                                            35 );
        final InternalFactHandle cheddarHandle1 = new DefaultFactHandle( 2,
                                                                         cheddar1 );
        map.add( new RightTuple( cheddarHandle1,
                                 null ) );

        final Cheese stilton2 = new Cheese( "stilton",
                                            81 );
        final InternalFactHandle stiltonHandle2 = new DefaultFactHandle( 3,
                                                                         stilton2 );
        map.add( new RightTuple( stiltonHandle2,
                                 null ) );

        assertEquals( 3,
                      map.size() );
        assertEquals( 2,
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                                                           "stilton" ) );

        final InternalFactHandle ch1 = new DefaultFactHandle( 1,
                                                              c1 );

        map.add( new RightTuple( ch1,
                                 null ) );

        final TestClass c2 = new TestClass( 0,
                                            new TestClass( 20,
                                                           "cheddar" ) );
        final InternalFactHandle ch2 = new DefaultFactHandle( 2,
                                                              c2 );
        map.add( new RightTuple( ch2,
                                 null ) );

        // same hashcode, but different values, so it should result in  a size of 2
        assertEquals( 2,
                      map.size() );
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        final Cheese stilton1 = new Cheese( "stilton",
                                            35 );
        final InternalFactHandle stiltonHandle1 = new DefaultFactHandle( 1,
                                                                         stilton1 );
        RightTuple stiltonRightTuple1 = new RightTuple( stiltonHandle1,
                                                        null );
        map.add( stiltonRightTuple1 );

        final Cheese cheddar1 = new Cheese( "cheddar",
                                            35 );
        final InternalFactHandle cheddarHandle1 = new DefaultFactHandle( 2,
                                                                         cheddar1 );
        RightTuple cheddarRightTuple1 = new RightTuple( cheddarHandle1,
                                                        null );
        map.add( cheddarRightTuple1 );

        final Cheese stilton2 = new Cheese( "stilton",
                                            81 );
        final InternalFactHandle stiltonHandle2 = new DefaultFactHandle( 3,
                                                                         stilton2 );
        RightTuple stiltonRightTuple2 = new RightTuple( stiltonHandle2,
                                                        null );
        map.add( stiltonRightTuple2 );

        assertEquals( 3,
                      map.size() );
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    }

    private RightTuple newRightTuple(int id,
                                     Object object) {
        return new RightTuple( new DefaultFactHandle( id,
                                                      object ),
                               null );

    }
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                                         null,
                                         true );

        final InternalFactHandle f1 = (InternalFactHandle) wm.insert( stilton );
        tuple = new LeftTuple( tuple,
                               new RightTuple( f1,
                                               null ),
                               null,
                               true );

        final Cheese brie = new Cheese( "brie",
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    /**
     * We assume that this rightTuple is contained in this hash table
     */
    public void remove(final RightTuple rightTuple) {
        RightTuple previous = (RightTuple) rightTuple.getPrevious();
        RightTuple next = (RightTuple) rightTuple.getNext();

        if ( previous != null && next != null ) {
            // remove from middle
            previous.setNext( next );
            next.setPrevious( previous );
        } else if ( next != null ) {
            // remove from first
            this.first = next;
            next.setPrevious( null );
        } else if ( previous != null ) {
            // remove from end
            this.last = previous;
            previous.setNext( null );
        } else {
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            this.first = null;
        }
    }

    public RightTuple get(final InternalFactHandle handle) {
        RightTuple current = this.first;
        while ( current != null ) {
            if ( handle == current.getFactHandle() ) {
                return current;
            }
            current = (RightTuple) current.getNext();
        }
        return null;
    }
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        return get( handle ) != null;
    }

    public RightTuple get(final RightTuple rightTuple) {
        InternalFactHandle handle = rightTuple.getFactHandle();
        RightTuple current = this.first;
        while ( current != null ) {
            if ( handle == current.getFactHandle() ) {
                return current;
            }
            current = (RightTuple) current.getNext();
        }
        return null;
    }
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        return get( rightTuple ) != null;
    }

    public int size() {
        int i = 0;
        RightTuple current = this.first;
        while ( current != null ) {
            current = (RightTuple) current.getNext();
            i++;
        }
        return i;
    }
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Related Classes of org.drools.reteoo.RightTuple

  • org.drools.common.DefaultFactHandle
  • org.drools.common.LeftTupleIterator
  • org.drools.common.RightTupleSets
  • org.drools.common.StagedRightTuples
  • org.drools.core.util.ConcurrentRightTupleList
  • org.drools.core.util.index.ConcurrentRightTupleList
  • org.drools.core.util.index.RightTupleIndexHashTable$FullFastIterator
  • org.drools.core.util.index.RightTupleIndexRangeRBTree
  • org.drools.core.util.index.RightTupleIndexRangeRBTree$RightTupleBoundedFastIterator
  • org.drools.core.util.index.RightTupleIndexRBTree
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