package com.opensymphony.workflow.loader;import java.io.PrintWriter;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map;import org.w3c.dom.Element;/** * @author jackflit * Date: 2003-11-21 */public class ConfigFunctionDescriptor extends FunctionDescriptor implements ArgsAware{  protected String plugin;  protected String description;	protected String displayName;  protected List modifiableArgs = new ArrayList();  protected Map argTypeMap = new HashMap();	private PaletteDescriptor palette;  public ConfigFunctionDescriptor(PaletteDescriptor palette)  {	  this.palette = palette;  }  public ConfigFunctionDescriptor(PaletteDescriptor palette, Element function)  {	  this.palette = palette;    init(function);  }  public ConfigFunctionDescriptor(ConfigFunctionDescriptor other)  {    type = other.getType();    plugin = other.getPlugin();    name = other.getName();    args.putAll(other.getArgs());	  displayName = other.displayName;	  description = other.description;    modifiableArgs = other.modifiableArgs;    argTypeMap.putAll(other.getArgTypes());	  palette = other.palette;  }	public PaletteDescriptor getPalette()	{		return palette;	}	public void setPalette(PaletteDescriptor palette)	{		this.palette = palette;	}  public void writeXML(PrintWriter writer, int indent)  {    throw new UnsupportedOperationException();  }  protected void init(Element function)  {    type = function.getAttribute("type");    List args = XMLUtil.getChildElements(function, "arg");    for(int l = 0; l < args.size(); l++)    {      Element arg = (Element)args.get(l);    					String ss = arg.getAttribute("name");            this.args.put(arg.getAttribute("name"), XMLUtil.getText(arg));      if("true".equals(arg.getAttribute("modifiable")))      {        modifiableArgs.add(arg.getAttribute("name"));      	String sArgType = arg.getAttribute("argtype");      	if (sArgType!=null)      	{      		ArgType at = (ArgType)palette.getArgType(sArgType);      		if (at!=null)      		{      			argTypeMap.put(arg.getAttribute("name"), at);      		}      	}      }    }    plugin = XMLUtil.getChildText(function, "plugin");    name = XMLUtil.getChildText(function, "name");  }  public boolean isArgModifiable(String name)  {    return modifiableArgs.contains(name);  }	public ArgType getArgType(String name)	{		return (ArgType)argTypeMap.get(name);	}	  public String getDescription()  {    return description;  }  public String getPlugin()  {    return plugin;  }  public void setDescription(String string)  {    description = string;  }  public void setPlugin(String string)  {    plugin = string;  }	public String getDisplayName()	{		return displayName;	}	public void setDisplayName(String displayName)	{		this.displayName = displayName;	}	public String toString()	{		return displayName!=null ? displayName : name;	}		public Map getArgTypes()	{		return argTypeMap;	}}