package com.opensymphony.workflow.designer;import java.awt.*;import com.opensymphony.workflow.loader.JoinDescriptor;import com.opensymphony.workflow.loader.ResultDescriptor;import org.jgraph.graph.GraphConstants;public class JoinCell extends WorkflowCell implements ResultAware{  private JoinDescriptor descriptor;  public JoinCell(JoinDescriptor userObject)  {    super(userObject);    descriptor = userObject;    id = descriptor.getId();    GraphConstants.setBackground(attributes, Color.gray);  }  public JoinDescriptor getJoinDescriptor()  {    return descriptor;  }  public String toString()  {    return "Join id " + descriptor.getId();  }  public boolean removeResult(ResultDescriptor result)  {    if(descriptor.getResult() == result)    {      descriptor.setResult(null);      return true;    }    return false;  }}