Java无限级树(递归)超实用案例
如下所示:
@Override publicStringgetEmployeeBysup(StringemployeeID){ Stringstr=""; str=getEmployeeBysupSelas(employeeID,str); returnstr.substring(0,str.lastIndexOf(",")); } @Override publicStringgetEmployeeBysupSelas(StringemployeeID,Stringstr){ str+="'"+employeeID+"',"; System.out.println(str); Stringsql="SELECTu.employeeIDfromtbl_system_useruwheresupervisorID='"+employeeID+"'"; List<String>list=jdbcTemplate.queryForList(sql,String.class); if(list!=null&&list.size()>0){ for(inti=0;i<list.size();i++){ str=getEmployeeBysupSelas(list.get(i),str); } } returnstr; }
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