java.sql.SQLException: 调用中无效的参数

at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:125)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:162)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:227)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:197)
at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:344)
at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:148)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:545)
at java.sql.DriverManager.getConnection(DriverManager.java:582)
at java.sql.DriverManager.getConnection(DriverManager.java:185)
at com.accp.common.ConnectionPool.getConnection(ConnectionPool.java:48)
at com.accp.common.ConnectionPool.(ConnectionPool.java:31)
at com.accp.common.ConnectionPool.main(ConnectionPool.java:60)

数据库连接字符串有问题，仔细检查一下吧

你的日志没有填写完整，不过估计你使用preparestatement来操作的，应该是你的参数个数和设置的参数值数目不一致造成的。检查一下你的参数个数和设置的参数值的个数

java:125 有错误 仔细检查一下