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我使用此代码与Sql服务器建立连接,并且当我使用Class.forName(驱动程序)时它出现错误 它正确连接,但我更喜欢使用DataSourse。与jtds错误的Sql服务器的Java连接
static final BasicDataSource dataSource = new BasicDataSource();
static {
dataSource.setDriverClassName("net.sourceforge.jtds.jdbc.Driver");
dataSource.setUrl("jdbc:jtds:sqlserver://Mypc/Mydb;instance=SQLEXPRESS;");
dataSource.setUsername("");
dataSource.setPassword("");
}
public static void main(String[] args){
try{
dataSource.getConnection();
}
catch (SQLException ex){
System.out.println(ex);
}}
public static Connection getConnection() throws SQLException {
return dataSource.getConnection();
}
和我得到这个
Exception in thread "main" java.lang.AbstractMethodError
at net.sourceforge.jtds.jdbc.JtdsConnection.isValid(JtdsConnection.java:2833)
at org.apache.commons.dbcp2.DelegatingConnection.isValid(DelegatingConnection.java:918)
at org.apache.commons.dbcp2.PoolableConnection.validate(PoolableConnection.java:283)
at org.apache.commons.dbcp2.PoolableConnectionFactory.validateConnection(PoolableConnectionFactory.java:357)
at org.apache.commons.dbcp2.BasicDataSource.validateConnectionFactory(BasicDataSource.java:2307)
at org.apache.commons.dbcp2.BasicDataSource.createPoolableConnectionFactory(BasicDataSource.java:2290)
at org.apache.commons.dbcp2.BasicDataSource.createDataSource(BasicDataSource.java:2039)
at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1533)
尝试设置验证查询:'dataSource.setValidationQuery( “SELECT 1”)' – Berger
[Tomcat 8上的jTDS JDBC驱动程序的AbstractMethodError的可能重复](http://stackoverflow.com/questions/41231750/abstractmethoderror-with-jtds-jdbc-driver-on-tomcat-8) – Berger