/*

  * Copyright (c) 2004 International Decision Systems, Inc.  All Rights Reserved.

  *

  * By using this Software, You acknowledge that the Software is a valuable asset

  * and trade secret of either International Decision Systems, Inc. ("IDSI") or a

  * third party supplier of IDSI and constitutes confidential and proprietary

  * information.

  *

  * NEITHER IDSI NOR ANY AGENT OR PERSON ACTING FOR OR WITH IDSI HAS MADE OR DOES

  * MAKE ANY STATEMENTS, AFFIRMATIONS, REPRESENTATIONS OR WARRANTIES WHATSOEVER

  * TO YOU, WHETHER EXPRESS OR IMPLIED, AS TO THE SOFTWARE, THE QUALITY OR

  * CONDITION OF THE SOFTWARE, OR THE OPERATING CHARACTERISTICS OR RELIABILITY OF

  * THE SOFTWARE, OR ITS SUITABILITY FOR ANY GENERAL OR PARTICULAR PURPOSE, OR AS

  * TO ANY OTHER MATTER WHATSOEVER; ANY AND ALL OTHER WARRANTIES INCLUDING

  * WITHOUT LIMITATION ANY WARRANTIES IMPLIED BY LAW, SUCH AS THE IMPLIED

  * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND TITLE,

  * USE AND NON-INFRINGEMENT; ARE HEREBY EXPRESSLY DISCLAIMED AND EXCLUDED.

 */

 package net.sourceforge.addam.impexp.csv;

 import java.io.IOException;

 import java.io.Writer;

 /**

  * Writes CSV files according to the rules outlined on

  * <a href="http://www.creativyst.com/Doc/Articles/CSV/CSV01.htm#FileFormat">Creativyst</a>

  *

  * @author TIM3

  * @since Jul 30, 2004

  */

 public class CSVPrinter {

     private final Writer out;

     private final boolean alwaysQuote;

     public CSVPrinter(Writer out) {

         this(out, false);

     }

     public CSVPrinter(Writer out, boolean alwaysQuote) {

         this.out = out;

         this.alwaysQuote = alwaysQuote;

     }

     /**

      * writes each element in the strings array to a line in the CSV file

      *

      * @param strings

      */

     public void writeRecord(String[] strings) throws IOException {

         StringBuffer buf = new StringBuffer();

         for (int i = 0; i < strings.length; i++) {

             String string = strings[i];

             boolean first = (i > 0);

             boolean quote = alwaysQuote ||

                     string.indexOf(',') != -1 ||

                     string.indexOf('\n') != -1 ||

                     string.startsWith(" ") ||

                     string.endsWith(" ");

             if (first) buf.append(',');

             if (quote) buf.append("\"");

             buf.append(string.replaceAll("\\\"", "\"\""));

             if (quote) buf.append("\"");

         }

         buf.append("\n");

         out.write(buf.toString());

     }

 }