ERROR com.alibaba.druid.pool.DruidDataSource - create connection error

java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: YES)

at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1078)

at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4190)

at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4122)

at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:927)

at com.mysql.jdbc.MysqlIO.proceedHandshakeWithPluggableAuthentication(MysqlIO.java:1709)

at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1252)

at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2486)

at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2519)

at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2304)

at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:834)

at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47)

at sun.reflect.GeneratedConstructorAccessor18.newInstance(Unknown Source)

at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)

at java.lang.reflect.Constructor.newInstance(Constructor.java:423)

at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)

at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:416)

at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:346)

at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1375)

at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1431)

at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:1844)

在其他电脑运行正常，导入后出现问题，不用框架连接数据库没问题，自己又建了一个新的项目也是SSM框架，结果也是这种问题，（即使数据库用户名不为root，它报错也是显示的Access denied for user 'root'@'localhost'），实在搞不懂，求大神指点