tokenutility.java

java小程序 java小程序 java小程序

/*
 * TokenUtility.java
 * Belongs to Vincent BUAA
 * All rights reserved
 */

package Utility;

/**
 *
 * @author Vincent
 * @date September 13, 2007, 12:26 PM
 * @version 1.0.0.0
 * @function
 * @modify
 * @remarks
 */

import java.lang.*;
import java.util.*;
import java.security.*;

public class TokenUtility {
    
    public final static int MAXLENTH=5;
    public final static String DELIM="|";
    
    /** Creates a new instance of TokenUtility */
    public TokenUtility() {
    }
    
    public static String[] process(String line)
    {
        String[] results=new String[MAXLENTH];
        StringTokenizer st=new StringTokenizer(line,DELIM,true);
        
        int i=0;
        while(st.hasMoreTokens())
        {
            String s=st.nextToken();
            if(s.equals(DELIM))
            {
                if(i++>MAXLENTH)
                {
                    throw new IllegalArgumentException("Too many fileds");
                }
                continue;
            }
            results[i]=s;
        }
        return results;  
    }
    
    public static void printResults(String[] results,String input)
    {
        System.out.println("Input line: "+ input);
        for(int i=0;i<results.length;i++)
        {
            System.out.println("Output: "+i+"was: "+results[i]);
        } 
    }
}