这个问题太怪了，相关敏感字节用汉字隐藏掉
对方是linux，而我是widows
但权限早就开放了

ERROR - create connection error, url: jdbc:mysql://我的服务器:3307/tpo?useUnicode=true&characterEncoding=UTF8, errorCode 1045, state 28000
java.sql.SQLException: Access denied for user 'root'@'客户服务器' (using password: YES)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:963)
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3966)
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3902)
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:875)
	at com.mysql.jdbc.MysqlIO.proceedHandshakeWithPluggableAuthentication(MysqlIO.java:1712)
	at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1228)
	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2253)
	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2284)
	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2083)
	at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:806)
	at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
	at sun.reflect.GeneratedConstructorAccessor173.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:404)
	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:410)
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:328)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1421)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1477)
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2001)