jdbc无法连接问题
数据库jdbc连接异常,后台错误日志如下:
Io 异常: The Network Adapter could not establish the connection
java.sql.SQLException: Io 异常: The Network Adapter could not establish the connection
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
从百度问题搜索大概分为监听,网络等问题,但是现在sqlplus连接是正常的,
jdbc串是这样的:
driver = oracle.jdbc.driver.OracleDriver
url = jdbcracle:thin:@11.111.11.111:1521:aaaa
user = aaa
password = bbb
请教一下这个问题该如何处理定位?