Question

SSH项目连接数据库问题 比较着急 郁闷好几天了 望各位高手帮忙啊！

我使用的是struts2.0+hibernate3.0+spring3.0 + sqlserver2000
前几天运行项目的时候还没问题 今天一运行就报了如下错误 很是费解啊
我又新建了个项目 里面什么也没有 仅仅是把SSH的环境搭建起来了 (就一个index.jsp 没任何类和包) 所有配置文件该配好的都配好了 启动tomcat仍然报如下异常 郁闷啊 我就5分 别嫌少哦 帮帮我吧
信息: Initializing connection provider: org.springframework.orm.hibernate3.LocalDataSourceConnectionProvider
Initializing c3p0 pool... com.mchange.v2.c3p0.PoolBackedDataSource@11ec544 [ connectionPoolDataSource ->

com.mchange.v2.c3p0.WrapperConnectionPoolDataSource@19ad180 [ acquireIncrement -> 3, acquireRetryAttempts -> 30, acquireRetryDelay

-> 1000, autoCommitOnClose -> false, automaticTestTable -> null, breakAfterAcquireFailure -> false, checkoutTimeout -> 0,

connectionTesterClassName -> com.mchange.v2.c3p0.impl.DefaultConnectionTester, factoryClassLocation -> null,

forceIgnoreUnresolvedTransactions -> false, idleConnectionTestPeriod -> -1, initialPoolSize -> 1, maxIdleTime -> 20, maxPoolSize ->

40, maxStatements -> 0, maxStatementsPerConnection -> 0, minPoolSize -> 1, nestedDataSource ->

com.mchange.v2.c3p0.DriverManagerDataSource@c41dd4 [ description -> null, driverClass -> oracle.jdbc.driver.OracleDriver,

factoryClassLocation -> null, jdbcUrl -> jdbc:oracle:thin:@192.168.10.130:1521:ORCLHW, properties -> {user=******, password=******}

] , preferredTestQuery -> null, propertyCycle -> 300, testConnectionOnCheckin -> false, testConnectionOnCheckout -> false,

usesTraditionalReflectiveProxies -> false ] , factoryClassLocation -> null, numHelperThreads -> 3, poolOwnerIdentityToken ->

11ec544 ]
java.sql.SQLException: Io 异常: The Network Adapter could not establish the connection
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:179)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:333)
at oracle.jdbc.driver.OracleConnection.<init>(OracleConnection.java:404)
at oracle.jdbc.driver.OracleDriver.getConnectionInstance(OracleDriver.java:468)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:314)
at com.mchange.v2.c3p0.DriverManagerDataSource.getConnection(DriverManagerDataSource.java:68)
at com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:87)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1.acquireResource(C3P0PooledConnectionPool.java:83)
at com.mchange.v2.resourcepool.BasicResourcePool.assimilateResource(BasicResourcePool.java:884)
at com.mchange.v2.resourcepool.BasicResourcePool.acquireUntil(BasicResourcePool.java:601)
at com.mchange.v2.resourcepool.BasicResourcePool.access$400(BasicResourcePool.java:31)
at com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask.run(BasicResourcePool.java:1079)
at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:354)

Answer 1

The Network Adapter could not establish the connection
没有建立数据库连接

检查：
1.数据库服务是否打开
2.与数据连接部分的配置文件

Answer 2

一楼正解！

看看你的数据库服务启动了没？