parsecontent.java.obsoleted

来自「《移动Agent技术》一书的所有章节源代码。」· OBSOLETED 代码 · 共 76 行

/* Template.java
 * $Id: ParseContent.java,v 1.2 1997/03/15 10:10:02 ht Exp ht $ $Name:  $
 * COPYRIGHT NOTICE goes here
 */

package kqmlsample.travel;

import java.util.*;

/**
 * Class ParseContent parses content of performatives.
 *
 * @version     $Revision: 1.2 $ $Date: 1997/03/15 10:10:02 $
 * @author      Hajime Tsuchitani
 */
public class ParseContent {
  private static final String rcsid = "$Id: ParseContent.java,v 1.2 1997/03/15 10:10:02 ht Exp ht $ $Name:  $";

  public static Vector parse(String s) {
    StringTokenizer parser = new StringTokenizer(s, " \t\n\r()\"",true);

    String token, newDelimiter = null;
    boolean lookForMatchingQuote =false;

    Vector tokens = new Vector();

    try {
      while (parser.hasMoreTokens())  {
	if (newDelimiter != null) {
	  token = parser.nextToken(newDelimiter);
	  newDelimiter = null;
	} else {
	  token = parser.nextToken();
	}
	if (token.equals(" ") || token.equals("(") || token.equals(")"))
	  continue;
	if (token.equals("\"")) {
	  if (lookForMatchingQuote) {
	    newDelimiter = " \t\n\r()\"";
	    lookForMatchingQuote = false;
	  } else {
	    newDelimiter = "\"";
	    lookForMatchingQuote = true;
	  }
	} else {
	  // System.out.println(token);
	  if ((!token.equals(" "))  && (!token.equals("\n")) && 
	      (!token.equals("\t")) && (!token.equals("\r")) && 
	      (!token.equals("("))  && (!token.equals(")"))  && 
	      (!token.equals("\""))) {
	    tokens.addElement(token);
	  }
	}
      }
    } catch (NoSuchElementException e) {
      e.printStackTrace();
    }
    return tokens;
  }

  public static void main(String[] args) {
    String s = "(ask-one :name taro :content (:errmsg \"baka mono\"))";
    System.out.println(s);

    Vector result = ParseContent.parse(s);
    int size;

    System.out.println("size: " + (size = result.size()));

    for (int i = 0; i < size; i++) {
      System.out.println(i + " : " + result.elementAt(i));
    }
  }
}