Java连接MySQL中文乱码处理

/************************************************************

* Add resident

************************************************************

*/

public
boolean addResident(String userID,String realName,String gender,

String birth,String addr,String tel,String email,String checkin) {

Connection conn =
this.getConnection();

CallableStatement stmt =
null;

Date birthDate =
null;

Date checkinDate =
null;

if(birth!=null
&& (!birth.equals("")))
{

birthDate = Date.valueOf(birth);

}

if(checkin!=null
&& (!checkin.equals("")))
{

checkinDate = Date.valueOf(checkin);

}

try {

stmt = conn.prepareCall("{call ICommunity.addResident(?,?,?,?,?,?,?,?,?)}");

stmt.setString(1, userID);

stmt.setString(2, realName);

stmt.setString(3, gender);

stmt.setDate(4, birthDate);

stmt.setString(5, addr);

stmt.setString(6, tel);

stmt.setString(7, email);

stmt.setDate(8, checkinDate);

stmt.registerOutParameter(9, Types.BOOLEAN);

stmt.execute();

return stmt.getBoolean(9);

}catch (SQLException e) {

// TODO Auto-generated catch block

e.printStackTrace();

return
false;

}

finally {

try {

conn.close();

stmt.close();

} catch (SQLException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

}

}