用Spring处理java数据库连接异常
我有一个Spring
应用程序,其中数据库连接是应用程序操作的次要部分。我希望应用程序继续正常运行,无论是否能够连接到数据库
我正在使用Spring框架(jdbcTemplate
)和HikariCP
。当应用程序使用功能数据库启动时,一切正常。如果在应用程序启动后停止数据库,就会出现未捕获的连接异常(请参见下面的堆栈跟踪),因为未选中这些异常,会导致应用程序中出现其他问题。我想捕捉这些连接异常,并以不同的方式处理它们
我已经尝试过使用Spring的定制sql错误代码转换器(SQLErrorCodeSQLExceptionTranslator
)注入jdbcTemplate,但是没有调用该类,我认为这是一个socket/网络异常,而不是sql异常
有人知道如何轻松捕获连接异常吗?我在多个DAO中多次调用jdbcTemplate,因此在每个DAO周围放置一个try/catch并不是理想的答案。还有别的办法吗
Jun 02, 2016 5:06:31 PM org.glassfish.grizzly.http.server.HttpHandler doHandle
WARNING: service exception
org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is java.sql.SQLTransientConnectionException: HikariPool-0 - Connection is not available, request timed out after 1030ms.
at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:80)
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.pevco.persist.xaction.XactionDaoImpl.getAllXactsBetweenDateTimes(XactionDaoImpl.java:1372)
at com.pevco.nexgen.service.TransactionActivityService.getXactionContextJSONDataByDate(TransactionActivityService.java:206)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60)
at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$TypeOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:185)
at com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75)
at com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:302)
at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
at com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:108)
at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
at com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84)
at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1511)
at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1442)
at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1391)
at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1381)
at com.sun.jersey.server.impl.container.grizzly2.GrizzlyContainer._service(GrizzlyContainer.java:215)
at com.sun.jersey.server.impl.container.grizzly2.GrizzlyContainer.service(GrizzlyContainer.java:185)
at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:164)
at org.glassfish.grizzly.http.server.HttpHandlerChain.service(HttpHandlerChain.java:196)
at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:164)
at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:175)
at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:265)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:200)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:134)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:112)
at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:78)
at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:815)
at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:115)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:55)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:135)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:567)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:547)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.sql.SQLTransientConnectionException: HikariPool-0 - Connection is not available, request timed out after 1030ms.
at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:195)
at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:147)
at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:83)
at org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection(DataSourceUtils.java:111)
at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:77)
... 41 more
Caused by: java.sql.SQLException: Login timed out.
at net.sourceforge.jtds.jdbc.JtdsConnection.<init>(JtdsConnection.java:433)
at net.sourceforge.jtds.jdbc.Driver.connect(Driver.java:184)
at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:95)
at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:314)
at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:171)
at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:436)
at com.zaxxer.hikari.pool.HikariPool.access$500(HikariPool.java:65)
at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:567)
at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:560)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
... 1 more
Caused by: java.net.SocketTimeoutException: connect timed out
at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method)
at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:85)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:345)
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:589)
at net.sourceforge.jtds.jdbc.SharedSocket.createSocketForJDBC3(SharedSocket.java:288)
at net.sourceforge.jtds.jdbc.SharedSocket.<init>(SharedSocket.java:251)
at net.sourceforge.jtds.jdbc.JtdsConnection.<init>(JtdsConnection.java:331)
... 12 more
共 (0) 个答案