求救:WIN7+ORACLE10G 程序不能连接到oracle,但是PL/SQL能连。
王铎开 2010-02-04 06:57:34 WIN7+ORACLE10G 程序不能连接到oracle,但是PL/SQL能连上。
各种原因都考虑到了,就是连不上。报如下错误。
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:334)
at oracle.jdbc.driver.OracleConnection.<init>(OracleConnection.java:418)
at oracle.jdbc.driver.OracleDriver.getConnectionInstance(OracleDriver.java:521)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:325)
at java.sql.DriverManager.getConnection(DriverManager.java:525)
at java.sql.DriverManager.getConnection(DriverManager.java:171)
at com.yss.cache.JDBCTEST.main(JDBCTEST.java:23)