ProcessContext context = getProcessContext(); ProcessEngine  engine  = getProcessEngine();  engine.spawn( getProcess(), context );
if ( getVar() != null ) { getContext().setVariable( getVar(), spawned ); }
    public void doTag(XMLOutput output) throws Exception    {        if ( this.process == null )        {            throw new MissingAttributeException( "process" );        }        ProcessContext context = getProcessContext();        ProcessEngine  engine  = getProcessEngine();        engine.spawn( getProcess(),                      context );    }