解决 连接关闭有关问题

root cause

org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.exception.GenericJDBCException: Cannot open connection
 org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:541)
 org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:350)
 org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:262)
 org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:101)
 org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
 org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:631)
 com.ztl.book3un.usermanager.user.bo.impl.ShowStoreContentBOImpl$$EnhancerByCGLIB$$796e6ea3.getStoreInfoByStoreID(<generated>)
 com.ztl.book3un.admin.action.CreateShopHtmlAction.createBookDetail01(CreateShopHtmlAction.java:490)
 com.ztl.book3un.admin.action.CreateShopHtmlAction.execute(CreateShopHtmlAction.java:164)
 sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
 sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
 java.lang.reflect.Method.invoke(Method.java:597)
 com.opensymphony.xwork.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:358)
 com.opensymphony.xwork.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:218)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:192)
 com.ztl.book3un.common.interceptor.ValidationWorkflowInterceptor.doIntercept(ValidationWorkflowInterceptor.java:73)
 com.opensymphony.xwork.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:86)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.opensymphony.xwork.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:115)
 com.opensymphony.xwork.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:86)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.ztl.platform.web.interceptor.AnnotationWorkflowInterceptor.intercept(AnnotationWorkflowInterceptor.java:61)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.ztl.platform.web.interceptor.PagerInfoInterceptor.intercept(PagerInfoInterceptor.java:67)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.ztl.platform.web.interceptor.InjectInterceptor.intercept(InjectInterceptor.java:91)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.ztl.platform.web.interceptor.FileItemUploadInterceptor.intercept(FileItemUploadInterceptor.java:70)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.ztl.platform.web.interceptor.PropertyInterceptor.intercept(PropertyInterceptor.java:51)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.ztl.platform.web.interceptor.RequestParamsInterceptor.intercept(RequestParamsInterceptor.java:44)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.ztl.platform.web.interceptor.NoCacheInterceptor.intercept(NoCacheInterceptor.java:48)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:31)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.opensymphony.xwork.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:186)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.ztl.platform.web.interceptor.MDCLoggingInterceptor.intercept(MDCLoggingInterceptor.java:36)
 com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:190)
 com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:116)
 com.opensymphony.webwork.dispatcher.DispatcherUtils.serviceAction(DispatcherUtils.java:273)
 com.opensymphony.webwork.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:202)
 com.opensymphony.webwork.dispatcher.ActionContextCleanUp.doFilter(ActionContextCleanUp.java:88)
 com.ztl.platform.web.filter.WebworkActionCheckFilter.doFilter(WebworkActionCheckFilter.java:75)
 com.ztl.platform.web.filter.ServiceFilter.doFilter(ServiceFilter.java:85)
 com.ztl.book3un.usermanager.user.security.EncodingFilter.doFilter(EncodingFilter.java:35)

经过研究发现，修改oracle默认连接数就可解决以上问题。