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public String login(HttpServletRequest request){
OperatorService operatorService = new OperatorService();
WebContext webContext= request.getSession().getAttribute("WEB_CONTEXT_KEY");
Connection conn=null;
try{
Conection conn =DBManager.getConnection();
if(webContext.getOperatorName.equals("123")){
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}
}catch(Throwable t){
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if(conn!=null){
try{conn.close();}cath(SQLException ex){}
}
}
}
public String logOut(HttpServletRequest request){
OperatorService operatorService = new OperatorService();
WebContext webContext= request.getSession().getAttribute("WEB_CONTEXT_KEY");
try{
Conection conn =DBManager.getConnection();
operatorService.logout();
request.getSession().invalidate();
}catch(Throwable t){
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if(conn!=null){
try{conn.close();}cath(SQLException ex){}
}
}
}
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public String execute() {
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String value="";
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