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在OpenShift Tomcat上部署后無法運行Spring MVC Web應用程序?

[英]Not able to run Spring MVC Web application after deploying on OpenShift Tomcat?

我想知道如何配置我的spring mvc配置xml文件以連接到openshift postgresql 9.2數據庫。 我已經對路徑.openshift / config目錄的tomcat配置文件進行了更改。 只想知道如何從我在openshift tomcat gear上部署的spring mvc應用程序連接到openshift postgresql 9.2。 每次我在openshift tomcat上部署war我都會收到錯誤:

org.apache.jasper.JasperException: Unable to compile class for JSP
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:672)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:357)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:238)
org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:264)
org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1201)
org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:986)
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:933)
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:851)
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:953)
org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:844)
javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:829)
javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

根本原因

java.util.NoSuchElementException
java.util.ArrayList$Itr.next(ArrayList.java:834)
org.apache.jasper.compiler.Validator$ValidateVisitor.getJspAttribute(Validator.java:1385)
org.apache.jasper.compiler.Validator$ValidateVisitor.checkXmlAttributes(Validator.java:1262)
org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:876)
org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1538)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2377)
org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2429)
org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:895)
org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1538)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2377)
org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2429)
org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2435)
org.apache.jasper.compiler.Node$Root.accept(Node.java:474)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2377)
org.apache.jasper.compiler.Validator.validateExDirectives(Validator.java:1841)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:217)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:373)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:353)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:340)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:657)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:357)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:238)
org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:264)
org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1201)
org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:986)
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:933)
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:851)
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:953)
org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:844)
javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:829)
javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

這是什么原因? 每當我用本地數據庫連接在本地運行這個戰爭它運行正常,但無法得到當我在openshift tomcat上部署時會發生什么?

.openshift/config server.xml我在GlobalNamingResources標簽下的代碼是:

<Resource name="jdbc/postgresqldb" auth="Container" type="javax.sql.DataSource"
username="${env.OPENSHIFT_POSTGRESQL_DB_USERNAME}"        password="${env.OPENSHIFT_POSTGRESQL_DB_PASSWORD}"
url="jdbc:postgresql://${env.OPENSHIFT_POSTGRESQL_DB_HOST}:${env.OPENSHIFT_POSTGRESQL_DB_PORT}/${env.OPENSHIFT_APP_NAME}"
driverClassName="org.postgresql.Driver" initialSize="5" maxWait="5000"
maxActive="120" maxIdle="5" validationQuery="select 1"
poolPreparedStatements="true">
</Resource>

在Context xml下的.openshift/config context.xml中:

<ResourceLink name="jdbc/postgresqldb" global="jdbc/postgresqldb" type="javax.sql.DataSource"/>  

在我的春天mvc servlet-context.xml是:

<beans:bean id="dataSource" class="org.springframework.jndi.JndiObjectFactoryBean">
    <beans:property name="jndiName" value="java:comp/env/jdbc/postgresqldb"/>
</beans:bean> 

檢查JSP文件中是否存在html標記內的缺失或錯誤的屬性值。

Spring MVC檢查格式正確的html標簽。 如果您錯過了填充任何屬性或這些屬性具有錯誤的值,它將無法運行並將提供與JasperException相關的錯誤消息。

我建議在使用表單時使用spring標記命名空間:

<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form" %>

<form:input type="text" class="form-control" placeholder="Login" maxlength="10" size="10" path="" name="login"/>

在這種情況下,Eclipse非常有用,因為如果出現問題,它會告訴您。

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