数据服务主题，资源需求主题，期间主题都支持下列接口

Object status(ASRequest aRequest,String  asOperation ,Long aRecId) throws ASException ;        

数据服务和字段值服务主题支持：

public void setFieldValue(ASRequest aRequest,Long  aRecId,String asFieldCode,Object aValue) throws ASException; 

public Object getFieldValue(ASRequest aRequest,Long  aRecId,String asFieldCode) throws ASException;        

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