public void adiciona(Contato contato){
		String sql = "insert into contatos(nome,email,endereco,dataNascimento) values (?,?,?,?)";
		PreparedStatement stmt ;
		try{
			stmt = conexao.prepareStatement(sql);
			stmt.setString(1, contato.getNome());
			stmt.setString(2, contato.getEmail());
			stmt.setString(3, contato.getEndereco());			
			stmt.setDate(4, contato.getDataNascimentoDate());
			System.out.println("\n data -> " + contato.getDataNascimentoDate().toString() );
			stmt.execute();	
			stmt.close();
			
		}catch(Exception e){
			throw new RuntimeException(e);
			
		}
	}