Jsp java.net.SocketException:连接重置

我正在使用PostgreSQL开发一个与spring相关的应用程序。当我尝试单击UI中的选项卡时，出现了此错误。我知道这是一个老问题，很多人都在问这个问题，但这些答案对我没有帮助。所以我再次提出这个问题，请帮助我

SEVERE: Servlet.service() for servlet [dispatcher] in context with path [/clinsharp] threw exception [Request processing failed; nested exception is org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is org.postgresql.util.PSQLException: The connection attempt failed.] with root cause 
java.net.SocketException: Connection reset
    at java.net.SocketInputStream.read(Unknown Source)
    at java.net.SocketInputStream.read(Unknown Source)
    at org.postgresql.core.VisibleBufferedInputStream.readMore(VisibleBufferedInputStream.java:143)
    at org.postgresql.core.VisibleBufferedInputStream.ensureBytes(VisibleBufferedInputStream.java:112)
    at org.postgresql.core.VisibleBufferedInputStream.read(VisibleBufferedInputStream.java:71)
    at org.postgresql.core.PGStream.ReceiveChar(PGStream.java:282)
    at org.postgresql.core.v3.ConnectionFactoryImpl.doAuthentication(ConnectionFactoryImpl.java:393)
    at org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl(ConnectionFactoryImpl.java:188)
    at org.postgresql.core.ConnectionFactory.openConnection(ConnectionFactory.java:64)
    at org.postgresql.jdbc2.AbstractJdbc2Connection.<init>(AbstractJdbc2Connection.java:143)
    at org.postgresql.jdbc3.AbstractJdbc3Connection.<init>(AbstractJdbc3Connection.java:29)
    at org.postgresql.jdbc3g.AbstractJdbc3gConnection.<init>(AbstractJdbc3gConnection.java:21)
    at org.postgresql.jdbc4.AbstractJdbc4Connection.<init>(AbstractJdbc4Connection.java:38)
    at org.postgresql.jdbc4.Jdbc4Connection.<init>(Jdbc4Connection.java:24)
    at org.postgresql.Driver.makeConnection(Driver.java:412)
    at org.postgresql.Driver.connect(Driver.java:280)
    at java.sql.DriverManager.getConnection(Unknown Source)
    at java.sql.DriverManager.getConnection(Unknown Source)
    at org.springframework.jdbc.datasource.DriverManagerDataSource.getConnectionFromDriverManager(DriverManagerDataSource.java:153)
    at org.springframework.jdbc.datasource.DriverManagerDataSource.getConnectionFromDriver(DriverManagerDataSource.java:144)
    at org.springframework.jdbc.datasource.AbstractDriverBasedDataSource.getConnectionFromDriver(AbstractDriverBasedDataSource.java:155)
    at org.springframework.jdbc.datasource.AbstractDriverBasedDataSource.getConnection(AbstractDriverBasedDataSource.java:120)
    at org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection(DataSourceUtils.java:111)
    at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:77)
    at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:390)
    at org.springframework.jdbc.core.JdbcTemplate.query(JdbcTemplate.java:470)
    at org.springframework.jdbc.core.JdbcTemplate.query(JdbcTemplate.java:480)
    at com.bwits.clinsharp.global.dao.MasterDataDAOImpl.listDataByCode(MasterDataDAOImpl.java:151)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:302)
    at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:201)
    at com.sun.proxy.$Proxy49.listDataByCode(Unknown Source)
    at com.bwits.clinsharp.global.service.MasterDataServiceImpl.listDataByCode(MasterDataServiceImpl.java:70)
    at com.bwits.clinsharp.global.service.CommonServiceImpl.getMasterDataListItemsByCode(CommonServiceImpl.java:27)
    at com.bwits.clinsharp.global.controller.SponsorController.addObjects(SponsorController.java:49)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:221)
    at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:137)
    at org.springframework.web.method.annotation.ModelFactory.invokeModelAttributeMethods(ModelFactory.java:136)
    at org.springframework.web.method.annotation.ModelFactory.initModel(ModelFactory.java:109)
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:784)
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:729)
    at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
    at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:959)
    at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:893)
    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
    at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:861)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
    at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
    at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:85)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:316)
    at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
    at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:114)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:122)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:169)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:48)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:158)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:205)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:120)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.csrf.CsrfFilter.doFilterInternal(CsrfFilter.java:96)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:64)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:53)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.session.ConcurrentSessionFilter.doFilter(ConcurrentSessionFilter.java:133)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:91)
    at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
    at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:213)
    at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:176)
    at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
    at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:262)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
    at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:936)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
    at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004)
    at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
    at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    at java.lang.Thread.run(Unknown Source)

路径为[/clinsharp]的上下文中Servlet[dispatcher]的

SEVERE:Servlet.service（）引发异常[请求处理失败；嵌套异常为org.springframework.jdbc.CannotGetJdbcConnectionException:无法获取jdbc连接；嵌套异常为org.postgresql.util.PSQLException:连接尝试失败]，根本原因为
java.net.SocketException:连接重置
位于java.net.SocketInputStream.read（未知源）
位于java.net.SocketInputStream.read（未知源）
位于org.postgresql.core.VisibleBufferedInputStream.readMore（VisibleBufferedInputStream.java:143）
位于org.postgresql.core.VisibleBufferedInputStream.ensureBytes（VisibleBufferedInputStream.java:112）
位于org.postgresql.core.VisibleBufferedInputStream.read（VisibleBufferedInputStream.java:71）
位于org.postgresql.core.PGStream.ReceiveChar（PGStream.java:282）
位于org.postgresql.core.v3.ConnectionFactoryImpl.doAuthentication（ConnectionFactoryImpl.java:393）
位于org.postgresql.core.v3.ConnectionFactoryImpl.openConnectionImpl（ConnectionFactoryImpl.java:188）
位于org.postgresql.core.ConnectionFactory.openConnection（ConnectionFactory.java:64）
位于org.postgresql.jdbc2.AbstractJdbc2Connection。（AbstractJdbc2Connection.java:143）
位于org.postgresql.jdbc3.AbstractJdbc3Connection。（AbstractJdbc3Connection.java:29）
位于org.postgresql.jdbc3g.AbstractJdbc3gConnection。（AbstractJdbc3gConnection.java:21）
位于org.postgresql.jdbc4.AbstractJdbc4Connection。（AbstractJdbc4Connection.java:38）
位于org.postgresql.jdbc4.Jdbc4Connection（Jdbc4Connection.java:24）
位于org.postgresql.Driver.makeConnection（Driver.java:412）
位于org.postgresql.Driver.connect（Driver.java:280）
位于java.sql.DriverManager.getConnection（未知源）
位于java.sql.DriverManager.getConnection（未知源）
位于org.springframework.jdbc.datasource.DriverManager数据源.getConnectionFromDriverManager（DriverManager数据源.java:153）
位于org.springframework.jdbc.datasource.driverManager数据源.getConnectionFromDriver（driverManager数据源.java:144）
位于org.springframework.jdbc.datasource.AbstractDriverBasedDataSource.getConnectionFromDriver（AbstractDriverBasedDataSource.java:155）
位于org.springframework.jdbc.datasource.AbstractDriverBasedDataSource.getConnection（AbstractDriverBasedDataSource.java:120）
位于org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection（DataSourceUtils.java:111）
位于org.springframework.jdbc.datasource.DataSourceUtils.getConnection（DataSourceUtils.java:77）
位于org.springframework.jdbc.core.JdbcTemplate.execute（JdbcTemplate.java:390）
位于org.springframework.jdbc.core.JdbcTemplate.query（JdbcTemplate.java:470）
位于org.springframework.jdbc.core.JdbcTemplate.query（JdbcTemplate.java:480）
位于com.bwits.clinsharp.global.dao.MasterDataDAOImpl.listDataByCode（MasterDataDAOImpl.java:151）
在sun.reflect.NativeMethodAccessorImpl.invoke0（本机方法）处
位于sun.reflect.NativeMethodAccessorImpl.invoke（未知源）
在sun.reflect.DelegatingMethodAccessorImpl.invoke处（未知源）
位于java.lang.reflect.Method.invoke（未知源）
位于org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection（AopUtils.java:302）
位于org.springframework.aop.framework.JdkDynamicAopProxy.invoke（JdkDynamicAopProxy.java:201）
位于com.sun.proxy.$Proxy49.listDataByCode（未知源）
位于com.bwits.clinsharp.global.service.MasterDataServiceImpl.listDataByCode（MasterDataServiceImpl.java:70）
位于com.bwits.clinsharp.global.service.CommonServiceImpl.getMasterDataListItemsByCode（CommonServiceImpl.java:27）
位于com.bwits.clinsharp.global.controller.SponsorController.addObjects（SponsorController.java:49）
在sun.reflect.NativeMethodAccessorImpl.invoke0（本机方法）处
位于sun.reflect.NativeMethodAccessorImpl.invoke（未知源）
在sun.reflect.DelegatingMethodAccessorImpl.invoke处（未知源）
位于java.lang.reflect.Method.invoke（未知源）
位于org.springframework.web.method.support.InvocableHandlerMethod.doInvoke（InvocableHandlerMethod.java:221）
位于org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest（InvocableHandlerMethod.java:137）
位于org.springframework.web.method.annotation.ModelFactory.invokeModelAttributeMethods（ModelFactory.java:136）
位于org.springframework.web.method.annotation.ModelFactory.initModel（ModelFactory.java:109）
位于org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod（RequestMappingHandlerAdapter.java:784）
位于org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal（RequestMappingHandlerAdapter.java:729）
位于org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle（AbstractHandlerMethodAdapter.java:85）
位于org.springframework.web.servlet.DispatcherServlet.doDispatch（DispatcherServlet.java:959）
位于org.springframework.web.servlet.DispatcherServlet.doService（DispatcherServlet.java:893）
位于org.springframework.web.servlet.FrameworkServlet.processRequest（FrameworkServlet.java:970）
位于org.springframework.web.servlet.FrameworkServlet.doGet（FrameworkServlet.java:861）
位于javax.servlet.http.HttpServlet.service（HttpServlet.java:621）
位于org.springframework.web.servlet.FrameworkServlet.service（FrameworkServlet.java:846）
位于javax.servlet.http.HttpServlet.service（HttpServlet.java:728）
位于org.apache.catalina.core.ApplicationFilterChain.internalDoFilter（ApplicationFilterChain.java:305）
位于org.apache.catalina.core.ApplicationFilterChain.doFilter（ApplicationFilterChain.java:210）
位于org.springframework.web.fi