java.sql.SQLRecoverableException: IO Ошибка: сетевой адаптер не смог установить соединение

Question

У меня возникло это исключение при подключении к весеннему JDBC. Я использую Oracle 11 XE.

Jan 06, 2015 2:49:11 PM org.springframework.context.support.AbstractApplicationContext prepareRefresh INFO: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@5d099f62: startup date [Tue Jan 06 14:49:11 IST 2015]; root of context hierarchy Jan 06, 2015 2:49:12 PM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions INFO: Loading XML bean definitions from class path resource [com/jdbc/commons/application-context.xml] Jan 06, 2015 2:49:12 PM org.springframework.beans.factory.support.DefaultListableBeanFactory preInstantiateSingletons INFO: Pre-instantiating singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@6b71769e: defining beans [dataSource,jdbcTemplate,empdao]; root of factory hierarchy Jan 06, 2015 2:49:12 PM org.springframework.jdbc.datasource.DriverManagerDataSource setDriverClassName INFO: Loaded JDBC driver: oracle.jdbc.driver.OracleDriver Exception in thread "main" org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is java.sql.SQLRecoverableException: IO Error: The Network Adapter could not establish the connection at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:80) at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:573) at com.jdbc.dao.EmployeeDao.getEmployeesByName(EmployeeDao.java:84) at com.jdbc.test.JdbcTemplateTest.main(JdbcTemplateTest.java:21) Caused by: java.sql.SQLRecoverableException: IO Error: The Network Adapter could not establish the connection at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:458) at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:546) at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:236) at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32) at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:521) at java.sql.DriverManager.getConnection(Unknown Source) at java.sql.DriverManager.getConnection(Unknown Source) at org.springframework.jdbc.datasource.DriverManagerDataSource.getConnectionFromDriverManager(DriverManagerDataSource.java:173) at org.springframework.jdbc.datasource.DriverManagerDataSource.getConnectionFromDriver(DriverManagerDataSource.java:164) at org.springframework.jdbc.datasource.AbstractDriverBasedDataSource.getConnectionFromDriver(AbstractDriverBasedDataSource.java:149) at org.springframework.jdbc.datasource.AbstractDriverBasedDataSource.getConnection(AbstractDriverBasedDataSource.java:119) at org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection(DataSourceUtils.java:111) at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:77) ... 3 more Caused by: oracle.net.ns.NetException: The Network Adapter could not establish the connection at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:392) at oracle.net.resolver.AddrResolution.resolveAndExecute(AddrResolution.java:434) at oracle.net.ns.NSProtocol.establishConnection(NSProtocol.java:687) at oracle.net.ns.NSProtocol.connect(NSProtocol.java:363) at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1102) at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:320) ... 15 more Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) at java.net.AbstractPlainSocketImpl.connect(Unknown Source) at java.net.PlainSocketImpl.connect(Unknown Source) at java.net.SocksSocketImpl.connect(Unknown Source) at java.net.Socket.connect(Unknown Source) at oracle.net.nt.TcpNTAdapter.connect(TcpNTAdapter.java:150) at oracle.net.nt.ConnOption.connect(ConnOption.java:133) at oracle.net.nt.ConnStrategy.execute(ConnStrategy.java:370) ... 20 more

Answer 1

Решения: Я использую Postgres SQL баночку 10.0 и я обновил его недавний банк и попробовал, и это не сработало. Проблема была решена после того, как я взял резервную копию базы данных вместо создания новой БД. Это были некоторые проблемы с БД. Изменена конфигурация диска для драйвера postgres.