mininventories.java

著名IT公司ILog的APS高级排产优化引擎

package com.power.pipeengine.InputData;

import java.util.*;
import java.io.*;
import com.power.pipeengine.Entity.*;
import com.power.pipe.*;

public class MinInventories extends InputReader
{
    private Hashtable _minInventories = new Hashtable();
	private String _fileName = "MinInventory";

	public MinInventories() {
	}

	public void addMinInventory( int grpID, int bucketID, double qty ) {
		String key = new Integer( grpID ).toString();

		MinInventory minInv = (MinInventory) _minInventories.get( key );

		if( null == minInv ) {
			minInv = new MinInventory( grpID );
			_minInventories.put( key, minInv );
		}

		minInv.addQuantity( bucketID, qty );
	}

	public Hashtable getMinInventories() {
		return _minInventories;
	}

	public boolean hasMinInvReqmt( Product p, Bucket b ) {
		int grpID = DataModel.getInstance().getInventoryGroups().getGroupID( p );
		if( grpID < 0 ) return false;

		Enumeration minInvs = _minInventories.elements();

		while( minInvs.hasMoreElements() ) {
			MinInventory minInv = (MinInventory) minInvs.nextElement();
			if( minInv.getGroupID() == grpID ) {
				double qty = minInv.getQuantity( b.getBucketID() );
				if( qty == 0 ) {
					return false;
				} else {
					return true;
				}
			}
		}

		return false;
	}


	protected String getFileName() {
		return _fileName;
	}

	public void readData() throws Exception {
		String token = GlobalConfig.getInstance().getSeparator();
		BufferedReader d = super.getReader();

        if( null == d ) {
          return;
        }

		String aLine = d.readLine();

		while( aLine != null ) {
            if( aLine.length() <= 1 ) {
                aLine = d.readLine();
                continue;
            }
			StringTokenizer st = new StringTokenizer( aLine, token );

			int grpID     = new Integer( st.nextToken() ).intValue();
			int bucketID     = new Integer( st.nextToken() ).intValue();
			double qty     = new Double( st.nextToken() ).intValue();

            if( null == DataModel.getInstance().getCalendar().getBucket( bucketID ) ) {
                reportError( "Bucket ID", new Integer( bucketID ).toString(), aLine );
                aLine = d.readLine();
                continue;
            }

			addMinInventory( grpID, bucketID, qty );

			aLine = d.readLine();
		}

        d.close();
		super.closeURLConnection();
	}

	public void print() {
		System.out.println( "\n\n\nMinInventory ---------------------" );
		Enumeration minInvs = _minInventories.elements();

		while( minInvs.hasMoreElements() ) {
			MinInventory minInv = (MinInventory) minInvs.nextElement();
			minInv.print();
		}
	}


}