九月 04, 2020 2:20:20 下午 org.apache.catalina.core.StandardWrapperValve invoke
嚴重: Servlet.service() for servlet SearchCustomer threw exception
java.lang.RuntimeException
at com.mag.util.SqlHelper.executeQuery(SqlHelper.java:179)
at com.mag.service.CustomerService.GetAllCustomers(CustomerService.java:59)
at com.mag.servlet.SearchCustomer.doGet(SearchCustomer.java:42)
at com.mag.servlet.SearchCustomer.doPost(SearchCustomer.java:54)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:643)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.mag.filter.MyFilter.doFilter(MyFilter.java:21)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
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.Http11AprProcessor.process(Http11AprProcessor.java:879)
at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:617)
at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1774)
at java.lang.Thread.run(Thread.java:745)
這是哪里錯了啊，有大神幫忙看一看嗎
uj5u.com熱心網友回復：
com.mag.util.SqlHelper.executeQuery(SqlHelper.java:179)uj5u.com熱心網友回復：
sql查詢錯了 陳述句列印出來看下uj5u.com熱心網友回復：
檢查下這個代碼對應的sqlMapper里面的陳述句是不是改過了uj5u.com熱心網友回復：
GetAllCustomers(CustomerService.java:59)uj5u.com熱心網友回復：
陳述句試過，沒問題的
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標籤：Eclipse