ssh框架启动报错，指点一下，谢谢?报错

WARN (com.mchange.v2.resourcepool.BasicResourcePool:1841) - com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask@4f8cd21e -- Acquisition Attempt Failed!!! Clearing pending acquires. While trying to acquire a needed new resource, we failed to succeed more than the maximum number of allowed acquisition attempts (30). Last acquisition attempt exception:
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:4187)
   at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4119)
   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:2483)
   at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2516)
   at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2301)
   at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:834)
   at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
   at sun.reflect.GeneratedConstructorAccessor11.newInstance(Unknown Source)
   at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
   at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
   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.mchange.v2.c3p0.DriverManagerDataSource.getConnection(DriverManagerDataSource.java:134)
   at com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:182)
   at com.mchange.v2.c3p0.WrapperConnectionPoolDataSource.getPooledConnection(WrapperConnectionPoolDataSource.java:171)
   at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool$1PooledConnectionResourcePoolManager.acquireResource(C3P0PooledConnectionPool.java:137)
   at com.mchange.v2.resourcepool.BasicResourcePool.doAcquire(BasicResourcePool.java:1014)
   at com.mchange.v2.resourcepool.BasicResourcePool.access$800(BasicResourcePool.java:32)
   at com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask.run(BasicResourcePool.java:1810)
   at com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:547)