一个未解决的问题:java.lang.AbstractMethodError: oracle.jdbc.driver.OracleConnection.getHoldability()

java.lang.AbstractMethodError: oracle.jdbc.driver.OracleConnection.getHoldability()I
at com.mchange.v2.c3p0.impl.NewPooledConnection.carefulCheckHoldability(NewPooledConnection.java:117)
at com.mchange.v2.c3p0.impl.NewPooledConnection.<init>(NewPooledConnection.java:109)
at com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:198)
at com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:171)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.acquireResource(C3P0PooledConnectionPool.java:137)
at com.mchange.v2.resourcepool.BasicResourcePool.doAcquire(BasicResourcePool.java:1014)
at com.mchange.v2.resourcepool.BasicResourcePool.access$800(BasicResourcePool.java:32)
at com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask.run(BasicResourcePool.java:1810)
at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)

这是一个未找到原因的oracle连接问题,请最后解决了的朋友回复一下.非常谢谢

2010-06-09后记：

有人说是换成ojdbc14.jar就可以了