Source Code : CSV Tokenizer Util

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CSV Tokenizer Util

  
/*
 * Copyright (c) 2008-2011 Simon Ritchie.
 * All rights reserved. 
 * 
 * This program is free software: you can redistribute it and/or modify 
 * it under the terms of the GNU Lesser General Public License as published 
 * by the Free Software Foundation, either version 3 of the License, or 
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful, but 
 * WITHOUT ANY WARRANTY; without even the implied warranty of 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
 * See the GNU Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License 
 * along with this program.  If not, see http://www.gnu.org/licenses/>.
 */
//package org.rimudb.util;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.Map;
import java.util.StringTokenizer;
import java.util.TreeMap;

/**
 * @author Simon Ritchie
 *
 */
public class TokenizerUtil {
  
  public static String[] convertCSVStringToArray(String s) {
    ArrayList<String> list = new ArrayList<String>();
    StringTokenizer st = new StringTokenizer(s, "|");
    while (st.hasMoreTokens()) {
      String token = st.nextToken();
      list.add(token);
    }
    return (String[]) list.toArray(new String[list.size()]);
  }
  
  public static String convertArrayToCSVString(String[] s) {
    StringBuffer sb = new StringBuffer();
    for (int i = 0; i < s.length; i++) {
      if (i > 0) {
        sb.append("|");
      }
      sb.append(s[i]);
    }
    return sb.toString();
  }

  public static String convertMapToCSVString(Map<String, String> urlDefaultMap) {
    StringBuffer sb = new StringBuffer();
    Iterator<String> it = urlDefaultMap.keySet().iterator();
    while (it.hasNext()) {
      if (sb.length() > 0) {
        sb.append("|");
      }
      String jdbcDriver = it.next();
      String defaultURL = urlDefaultMap.get(jdbcDriver);
      sb.append(jdbcDriver+"|"+defaultURL);
    }
    return sb.toString();
  }

  public static Map<String, String> convertCSVStringToMap(String s) {
    TreeMap<String, String> map = new TreeMap<String, String>();
    StringTokenizer st = new StringTokenizer(s, "|");
    while (st.hasMoreTokens()) {
      String keyToken = st.nextToken();
      String valueToken = st.nextToken();
      map.put(keyToken, valueToken);
    }
    return map;
  }
}

   
    
  

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