求教myeclipse连接虚拟机上面的oracle

u012491073 2013-10-30 08:23:12

mac系统上的myeclipse连接虚拟机win7上面的oracle11g,运行报错,
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 java.sql.DriverManager.getConnection(DriverManager.java:582)
at java.sql.DriverManager.getConnection(DriverManager.java:185)
at chongwu.BaseDao.getConnection(BaseDao.java:23)
at chongwu.ConsoleView.loginMenu(ConsoleView.java:28)
at chongwu.ConsoleView.main(ConsoleView.java:114)
Exception in thread "main" java.lang.NullPointerException
at chongwu.ConsoleView.loginMenu(ConsoleView.java:29)
at chongwu.ConsoleView.main(ConsoleView.java:114)
网上查了一下好像是NETWORK\ADMIN下面的2个文件里面的HOST要改,
目前虚拟机HOST文件里我写的是虚拟机的IP172.16.123.128
mac上代码里面URL="jdbc:oracle:thin:@172.16.123.128:1521:orcl";
求教到底该怎么改能让我实体机的myeclipse连接上虚拟机的oracle;

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