loadflags.java

java 写的一个新闻发布系统

//
//  LoadFlags
//  you can combine all those values to do a mask ! 
//  for example  (BIGTEXT | SMALLTEXT | HTTPLINK)
//  DJ      05.01.2001
//
//

package org.jahia.data.fields;

import java.util.*;


public class LoadFlags {

    public  static  final   int     INTEGER         = 1;
    public  static  final   int     SMALLTEXT       = 2;
    public  static  final   int     BIGTEXT         = 4;
    public  static  final   int     DATE            = 8;
    public  static  final   int     PAGE            = 16;
    public  static  final   int     FILE            = 32;
    //public  static  final   int     IMAGE           = 64;
    //public  static  final   int     AUDIOCLIP       = 128;
    //public  static  final   int     VIDEOCLIP       = 256;
    public  static  final   int     APPLICATION     = 512; 
    public  static  final   int     FLOAT           = 1024; 
    public  static  final   int     BOOLEAN         = 2048;   
    public  static  final   int     COLOR           = 4096;

    public  static  final   int     NEWSFEED        = 1*65536;
    public  static  final   int     DATASOURCE      = 2*65536;

    public  static  final   int     NOTHING         = 0;
    public  static  final   int     ALL             = -1;
    public  static  final   int     TEXTS           = BIGTEXT | SMALLTEXT | COLOR;  
    
    private static  LoadFlags      theObject;

    /**
     * @associates Integer 
     */
    private         Hashtable      loadFlags;
     
    
    /***
        * constructor
        *
        */
    protected LoadFlags()
    { 
        loadFlags = new Hashtable();
        loadFlags.put( new Integer(FieldTypes.INTEGER), new Integer(INTEGER) );
        loadFlags.put( new Integer(FieldTypes.SMALLTEXT), new Integer(SMALLTEXT) );
        loadFlags.put( new Integer(FieldTypes.BIGTEXT), new Integer(BIGTEXT) );
        loadFlags.put( new Integer(FieldTypes.DATE), new Integer(DATE) );
        loadFlags.put( new Integer(FieldTypes.PAGE), new Integer(PAGE) );
        loadFlags.put( new Integer(FieldTypes.FILE), new Integer(FILE) );
        loadFlags.put( new Integer(FieldTypes.APPLICATION), new Integer(APPLICATION) );
        loadFlags.put( new Integer(FieldTypes.FLOAT), new Integer(FLOAT) );
        loadFlags.put( new Integer(FieldTypes.BOOLEAN), new Integer(BOOLEAN) );
        loadFlags.put( new Integer(FieldTypes.COLOR), new Integer(COLOR) );
    } // end constructor
    
    /***
        * returns a single instance of the object
        *
        */
    public static synchronized LoadFlags getInstance()
    {
        if (theObject == null) {
            theObject = new LoadFlags();
        }
        return theObject;
    } // end getInstance



    /***
        * gets available field types
        *
        */
    public Hashtable getLoadFlags()
    {
        Hashtable out = (Hashtable) loadFlags.clone();
        return out;
    } // end getFieldTypes
    
}

// end LoadFlags