engineconfig.java

全球著名IT公司ILog的APS高级排产优化引擎

package com.power.pipeengine;

import java.applet.*;
import java.util.*;
import java.text.*;
import com.power.language.*;

/**
 * <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
 */

public class EngineConfig {
    //set default objective type
    ResourceBundle res = null;
    private String _objType = null;
    private int _iterationUpdateFrequency = 1; //default to "high"
    private Applet _engineApplet = null;
    private boolean _isDataSufficient = true;
    public final double PRECISION = 1E-7;
    private Locale _locale = null;
    private Collator _myCollator = null;
    private boolean runPIPE = true;
    private boolean atpScheduling = false;

    private static final EngineConfig INSTANCE =
                              new EngineConfig();

   // Private constructor supresses
   // default public constructor
    private EngineConfig( ) {
        //setLocale();
        res = ResourceBundle.getBundle("com.power.pipeengine.Res",
                                       getLocale() );
        _objType = res.getString("MAXIMIZE_ON_TIME");
        _myCollator = Collator.getInstance( getLocale() );
    }

    public static EngineConfig getInstance( ) {
        return INSTANCE;
    }

    public String getObjType() {
        return _objType;
    }

    public void setObjType( String type ) {
        _objType = type;
    }

    public void setEngineApplet( Applet anApplet ) {
      _engineApplet = anApplet;
    }

    public Applet getEngineApplet() {
      return _engineApplet;
    }

    public void setDataSufficiency( boolean status ) {
      _isDataSufficient = status;
    }

    public boolean isDataSufficient() {
      return _isDataSufficient;
    }

    public void setUpdateFrequency( int freq ) {
        _iterationUpdateFrequency = freq;
    }

    public int getUpdateInterval() {
        int[] freqs = new int[5];
        freqs[0] = 1;
        freqs[1] = 10;
        freqs[2] = 25;
        freqs[3] = 50;
        freqs[4] = 100;

        return freqs[_iterationUpdateFrequency];
    }

    public boolean isMaxOnTimeDelivery() {
        if( getCollator().compare(
              _objType, res.getString("MAXIMIZE_ON_TIME") ) == 0 ) {
            return true;
        }

        return false;
    }

    public boolean isMaxProfit() {
        if( getCollator().compare(
              _objType, res.getString("MAXIMIZE_PROFIT") ) == 0 ) {
            return true;
        }

        return false;
    }

    /**
     *set locale from the session
     */
    private void setLocale(){
       Hashtable localHashtable = new Hashtable();
       localHashtable.put("CN",Locale.CHINA);
       localHashtable.put("EN",Locale.US);


       try{
            /*String versionFlag = null;

            if(localHashtable.get(versionFlag)!=null)
                _locale =(Locale)localHashtable.get(versionFlag);
            else*/
                _locale =Locale.CHINA ;
        }catch(Exception e){}
    }

    public Locale getLocale() {
        setLocale();
        return _locale;
       }

    public Collator getCollator() {
        return _myCollator;
    }

    public void setRunFlag( boolean aFlag ) {
        runPIPE = aFlag;
    }

    public boolean getRunFlag() {
        return runPIPE;
    }

    public void setATPScheduling(){
        atpScheduling = true;
    }

    public boolean isATPScheduling() {
        return atpScheduling;
    }
}