/* * Copyright (c) 2002-2003 by OpenSymphony * All rights reserved. */package com.opensymphony.workflow.loader;import com.opensymphony.workflow.InvalidWorkflowDescriptorException;import com.opensymphony.workflow.util.Validatable;import org.w3c.dom.Element;import java.io.PrintWriter;import java.util.ArrayList;import java.util.List;/** * DOCUMENT ME! * * @author $author$ */public class SplitDescriptor extends AbstractDescriptor implements Validatable {    //~ Instance fields ////////////////////////////////////////////////////////    protected List results = new ArrayList();    //~ Constructors ///////////////////////////////////////////////////////////    /**     * @deprecated use {@link DescriptorFactory} instead     */    SplitDescriptor() {    }    /**     * @deprecated use {@link DescriptorFactory} instead     */    SplitDescriptor(Element split) {        init(split);    }    //~ Methods ////////////////////////////////////////////////////////////////    public List getResults() {        return results;    }    public void validate() throws InvalidWorkflowDescriptorException {        ValidationHelper.validate(results);    }    public void writeXML(PrintWriter out, int indent) {        XMLUtil.printIndent(out, indent++);        out.println("<split id=\"" + getId() + "\">");        for (int i = 0; i < results.size(); i++) {            ResultDescriptor result = (ResultDescriptor) results.get(i);            result.writeXML(out, indent);        }        XMLUtil.printIndent(out, --indent);        out.println("</split>");    }    private void init(Element split) {        try {            setId(Integer.parseInt(split.getAttribute("id")));        } catch (Exception ex) {            throw new IllegalArgumentException("Invalid split id value " + split.getAttribute("id"));        }        List uResults = XMLUtil.getChildElements(split, "unconditional-result");        for (int i = 0; i < uResults.size(); i++) {            Element result = (Element) uResults.get(i);            ResultDescriptor resultDescriptor = new ResultDescriptor(result);            resultDescriptor.setParent(this);            results.add(resultDescriptor);        }    }}