counterimpl.java

cssparser -- CSS 的语法解析器。采用java语言编写。可用在服务端生成页面。

/*
 * CounterImpl.java
 *
 * Steady State CSS2 Parser
 *
 * Copyright (C) 1999, 2002 Steady State Software Ltd.  All rights reserved.
 *
 * This library 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 2 of the License, or (at your option) any later version.
 *
 * This library 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 library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * To contact the authors of the library, write to Steady State Software Ltd.,
 * 49 Littleworth, Wing, Buckinghamshire, LU7 0JX, England
 *
 * http://www.steadystate.com/css/
 * mailto:[e-mail]
 *
 * $Id: CounterImpl.java,v 1.1.1.1 2003/12/28 21:22:44 davidsch Exp $
 */
 
package com.steadystate.css.dom;

import java.io.Serializable;
import org.w3c.dom.css.*;
import org.w3c.css.sac.*;

/** 
 *
 * @author  David Schweinsberg
 * @version $Release$
 */
public class CounterImpl implements Counter, Serializable {

    private String _identifier;
    private String _listStyle;
    private String _separator;
    
    /** Creates new CounterImpl */
    public CounterImpl(boolean separatorSpecified, LexicalUnit lu) {
        LexicalUnit next = lu;
        _identifier = next.getStringValue();
        next = next.getNextLexicalUnit();
        if (separatorSpecified && (next != null)) {
            next = next.getNextLexicalUnit();
            _separator = next.getStringValue();
            next = next.getNextLexicalUnit();
        }
        if (next != null) {
            _listStyle = next.getStringValue();
            next = next.getNextLexicalUnit();
        }
    }

    public String getIdentifier() {
        return _identifier;
    }

    public String getListStyle() {
        return _listStyle;
    }

    public String getSeparator() {
        return _separator;
    }
    
    public String toString() {
        StringBuffer sb = new StringBuffer();
        if (_separator == null) {
            // This is a 'counter()' function
            sb.append("counter(");
        } else {
            // This is a 'counters()' function
            sb.append("counters(");
        }
        sb.append(_identifier);
        if (_separator != null) {
            sb.append(", \"").append(_separator).append("\"");
        }
        if (_listStyle != null) {
            sb.append(", ").append(_listStyle);
        }
        sb.append(")");
        return sb.toString();
    }
}