parameterlist.java

著名的开源仿真软件yale

/*
 *  YALE - Yet Another Learning Environment
 *  Copyright (C) 2002, 2003
 *      Simon Fischer, Ralf Klinkenberg, Ingo Mierswa, 
 *          Katharina Morik, Oliver Ritthoff
 *      Artificial Intelligence Unit
 *      Computer Science Department
 *      University of Dortmund
 *      44221 Dortmund,  Germany
 *  email: [e-mail]
 *  web:   http://yale.cs.uni-dortmund.de/
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License as 
 *  published by the Free Software Foundation; either version 2 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
 *  General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 *  USA.
 */
package edu.udo.cs.yale.tools.param;

import edu.udo.cs.yale.tools.*;
import edu.udo.cs.yale.tools.xml.*;
import edu.udo.cs.yale.operator.parameter.Parameters;

import java.util.List;
import java.util.LinkedList;

/** A parameter list in a configuration file. */
public class ParameterList extends TagObject implements Parameter {

    private List parameters = new LinkedList();
    private String key;

    public ParameterList() {}

    public void setTagName(String tagname) {}

    /** Erlaubte Attribute: key, group, value.  */
    public void setAttribute(String key, String val) throws XMLException {
	if (key.equals("key")) {
	    this.key = val;
	} else {
	    throw new XMLException("Illegal attribute for <list>: "+key+".");
	}
    }

    public void appendText(String text) throws XMLException { }

    public void addInnerTag(TagObject tagObject) throws XMLException {
	if (tagObject instanceof Parameter) {
	    Parameter param = (Parameter)tagObject;
	    parameters.add(new Object[] { param.getKey(), param.getValue() });
	} else {
	    throw new XMLException("Illegal inner tag for <list>.");
	}	
    }

    public List getParameters() {
	return parameters;
    }

    public String getKey() { 
	return key; 
    }

    public Object getValue() {
	return parameters;
    }
}