package cn.ibizlab.util.domain; public class EntityClient extends EntityBase { @Override public void modify(String field,Object val) { if(val==null){ this.getFocusNull().add(field.toLowerCase()); getExtensionparams().put("dirtyflagenable",true); getExtensionparams().put(field.toLowerCase()+"dirtyflag",true); } else{ this.getFocusNull().remove(field.toLowerCase()); getExtensionparams().remove(field.toLowerCase()+"dirtyflag"); } } }