著名IT公司ILog的APS高级排产优化引擎

				package com.power.pipeengine.Entity;
				
				import java.util.ResourceBundle;
				import java.util.*;
				import com.power.pipeengine.Entity.*;
				import com.power.pipeengine.InputData.*;
				
				public class ProductDemand
				{
				    private Product _product;
					private int _bucket;
					private int _priority;
					private int _facilityID;
					private double _dmdQty;
					private double _asp;
				
					public ProductDemand( Product prod,
										  int bucket,
										  int priority,
										  int facility,
										  double dmdQty,
										  double asp ) {
						_product = prod;
						_bucket = bucket;
						_priority = priority;
						_facilityID = facility;
						_dmdQty = dmdQty;
						_asp = asp;
					}
				
					public Product getProduct() {
						return _product;
					}
				
					public int getBucketID() {
						return _bucket;
					}
				
					public int getPriority() {
						return _priority;
					}
				
					public int getFacilityID() {
						return _facilityID;
					}
				
					public double getDmdQty() {
						return _dmdQty;
					}
				
					public double getASP() {
						return _asp;
					}
				
				    private Vector routes = new Vector();
				    public void genProducingRoutes() {
				        findProducingRoutes( routes, _product, null );
				        /*System.out.println( "Product: " + _product.getProductID() );
				        for( int i=0; i				            Route rte = (Route) routes.elementAt( i );
				            System.out.print( ", " + rte.getRouteID() );
				        }
				        System.out.println( );*/
				    }
				
				    public Vector getProducingRoutes() {
				        return routes;
				    }
				
				
				    public void findProducingRoutes( Vector allRoutes, Product p, Route srcingRte ) {
				        Vector producingRoutes = p.getProducingRoutes();
				        if( producingRoutes.size() == 0 ) {
				            return;
				        }
				
				        //establish prev/next relationship
				        for( int i=0; i				            Route aRoute = (Route) producingRoutes.elementAt( i );
				            if( allRoutes.size() == 0 ) break;
				            //Route lastRoute = (Route) allRoutes.lastElement();
				            if( null == srcingRte ) break;
				            aRoute.setNextRoute( srcingRte );
				            srcingRte.addPrevRoute( aRoute );
				        }
				
				        //do recursion
				        for( int i=0; i				            Route aRoute = (Route) producingRoutes.elementAt( i );
				            allRoutes.add( aRoute );
				            Vector rteSrcs = DataModel.getInstance().getRouteSources().getRouteSources( aRoute );
				
				            for( int j = 0; j				                RouteSource rteSrc = (RouteSource) rteSrcs.elementAt( j );
				                Product srcProd = rteSrc.getSrcingProduct();
				                findProducingRoutes( allRoutes, srcProd, aRoute );
				            }
				        }
				    }
				
					public void print() {
						System.out.println( _product.getProductID() + "," +
											_bucket + "," +
											_priority + "," +
											_dmdQty + "," +
											_asp );
					}
				
				}