我正在运行一项工作 - 基本上它会打开连接，执行SP，然后返回到池的连接。如果我再次立即运行该作业，它将从池中获得相同的连接，并且运行正常。但如果我在一段时间后（大约一个小时左右）再次运行作业，它会得到相同的连接，然后在执行SP时会出现连接重置错误。这是我得到的例外：
java.sql.SQLException: Io exception: Connection reset
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:146)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:255)
at oracle.jdbc.driver.T4CCallableStatement.executeForRows(T4CCallableStatement.java:987)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1170)
at oracle.jdbc.driver.OracleStatement.doScrollExecuteCommon(OracleStatement.java:4043)
at oracle.jdbc.driver.OraclePreparedStatement.doScrollPstmtExecuteUpdate(OraclePreparedStatement.java:10826)
at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:3337)
at oracle.jdbc.driver.OraclePreparedStatement.execute(OraclePreparedStatement.java:3445)
at oracle.jdbc.driver.OracleCallableStatement.execute(OracleCallableStatement.java:4394)