endinginventory.java

全球著名IT公司ILog的APS高级排产优化引擎

package com.power.pipeengine.Report;

/**
 * <p>Title: PIPE Engine</p>
 * <p>Description: Global Planning Optimization Engine</p>
 * <p>Copyright: Copyright (c) 2002</p>
 * <p>Company: Paraster, Inc.</p>
 * @author Wei Tan
 * @version 1.0
 */

import java.util.*;
import java.io.*;
import java.text.*;
import com.power.pipeengine.Variable.*;
import com.power.pipeengine.InputData.*;
import com.power.pipeengine.LPModel.*;
import com.power.pipeengine.Entity.*;
import com.power.pipeengine.*;
import com.power.pipe.*;

public class EndingInventory extends Report {
    static ResourceBundle res = ResourceBundle.getBundle("com.power.pipeengine.Res",
                                                          EngineConfig.getInstance().getLocale() );
    private static final EndingInventory INSTANCE =
                              new EndingInventory();

   // Private constructor supresses
   // default public constructor
    private EndingInventory( ) {
		_fileName = "EndingInventory";
		//initFileWriter();
    }

    public static EndingInventory getInstance( ) {
        return INSTANCE;
    }

    private StringBuffer content = new StringBuffer();

	public void createReport() throws IOException {
        Vector invFacilities = DataModel.getInstance().getFacilities().getInvFacilities();
		Vector buckets = DataModel.getInstance().getCalendar().getBuckets();
        InventoryVariable invVar = InventoryVariable.getInstance();
        double precision = EngineConfig.getInstance().PRECISION;
		Solution sol = Solution.getInstance();
		String separator = GlobalConfig.getInstance().getSeparator();

        for( int i=0; i<invFacilities.size(); i++ ) {
            Facility f = (Facility) invFacilities.elementAt( i );
            Vector products = f.getProducts();
            for( int j=0; j<products.size(); j++ ) {
                Product p = (Product) products.elementAt( j );
                for( int k=0; k<buckets.size(); k++ ) {
			        Bucket b = (Bucket) buckets.elementAt( k );
                    String var = invVar.getVariable( f, p, b );
                    int endingInv = (int) ( sol.getValue( var ) + precision );
                    content.append( f.getFacilityID() + separator +
                                p.getProductID() + separator +
                                b.getBucketID() + separator +
                                endingInv + "\n" );
                }
            }
        }

        super.flush( content.toString() );
        content = null;
        System.gc();
    }

    public void reset() {
        content = new StringBuffer();
    }

}