static {
   addGenericParser(new ConditionExpressionParser());
   addGenericParser(new DocumentationParser());
   addGenericParser(new ErrorEventDefinitionParser());
   addGenericParser(new ExecutionListenerParser());
   addGenericParser(new FieldExtensionParser());
   addGenericParser(new FormPropertyParser());
   addGenericParser(new MessageEventDefinitionParser());
   addGenericParser(new MultiInstanceParser());
   addGenericParser(new SignalEventDefinitionParser());
   addGenericParser(new TaskListenerParser());
   addGenericParser(new TimerEventDefinitionParser());
 }