Java写的自定义的后端连接 mysql 出错

玉面飞龙至尊宝

public class Login {
        public static JSONObject loginSys(JSONObject params, ActionContext context) throws SQLException, NamingException, Exception {
                String name=params.getString("name");
                String password=params.getString("password");
                System.out.println("name："+name+"  "+"password："+password);
               
                JSONObject result = new JSONObject();
                result.put("info1", 1);
//                return result;
//                 不连接数据库 可以执行，连接则报错
                Connection conn=context.getConnection("shopping_db");
                try{
                        result.put("info2", 2);
                       
                        return result;
                } finally {
                        if(conn!=null){
                                conn.close();
                        }
                       
                }
        }
}



数据库连接不上
提示错误：
javax.naming.NameNotFoundException: Name shopping_db is not bound in this Context
        at org.apache.naming.NamingContext.lookup(NamingContext.java:770)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:153)
        at org.apache.naming.SelectorContext.lookup(SelectorContext.java:152)
        at javax.naming.InitialContext.lookup(InitialContext.java:417)
        at com.justep.baas.data.DataUtils.getConnection(Unknown Source)
        at com.justep.baas.action.ActionContext.getConnection(Unknown Source)
        at shopping.Login.loginSys(Login.java:37)
        at shopping.Login__do.loginSys(Login__do.java:43)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at com.justep.baas.action.Engine.execAction(Unknown Source)
        at com.justep.baas.action.Engine.execAction(Unknown Source)
        at com.justep.baas.servlet.BaasServlet.execService(Unknown Source)
        at com.justep.baas.servlet.BaasServlet.service(Unknown Source)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
        at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
        at java.lang.Thread.run(Thread.java:745)

liangyongfei

Name shopping_db is not bound in this Context

1.首先请问数据库shopping_db  是否存在？？
2.配置数据源连接是否正常？？http://docs.wex5.com/wex5-studio-question-list-2010/
3.这个配置文件:/Baas/db.config.m  配置是否正常??