Exception in thread "main" java.lang.RuntimeException: java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: NO)
	at pcc.dados.ConnectionFactory.getConnection(ConnectionFactory.java:18)
	at pcc.dados.DAOCidade.<init>(DAOCidade.java:21)
	at pcc.Programa.main(Programa.java:20)
Caused by: java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: NO)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:959)
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3870)
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3806)
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:871)
	at com.mysql.jdbc.MysqlIO.proceedHandshakeWithPluggableAuthentication(MysqlIO.java:1686)
	at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1207)
	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2254)
	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2285)
	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2084)
	at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:795)
	at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:44)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
	at java.lang.reflect.Constructor.newInstance(Unknown Source)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:404)
	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400)
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327)
	at java.sql.DriverManager.getConnection(Unknown Source)
	at java.sql.DriverManager.getConnection(Unknown Source)
	at pcc.dados.ConnectionFactory.getConnection(ConnectionFactory.java:16)
	... 2 more