我用這個編譯器到現在,我從來沒有任何問題,但是現在,當我運行下面的代碼(在Eclipse LUNA,最新版本):錯誤當Java項目
import java.sql.*;
public class TestJDBC {
public static void main (String[] args) {
String dbUrl = "jdbc:mysql://localhost:3306/database";
String user = "user";
String password = "root";
try {
Class.forName("org.gjt.mm.mysql.Driver");
}
catch(ClassNotFoundException e) {
e.printStackTrace();
System.out.println("Eroare incarcare driver!\n" + e);
}
try {
Connection c=DriverManager.getConnection(dbUrl, user, password);
Statement s= c.createStatement();
ResultSet r = s.executeQuery(" SELECT cod, nume FROM localitati"
+ " ORDER BY nume");
while (r.next()) {
System.out.println(r.getString ("cod") + "," + r.getString ("nume"));
}
s.close();
}
catch(SQLException e) {
e.printStackTrace();
}
}
}
我收到以下錯誤:
java.lang.ClassNotFoundException: org.gjt.mm.mysql.Driver
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at TestJDBC.main(TestJDBC.java:8)
Eroare incarcare driver!
java.lang.ClassNotFoundException: org.gjt.mm.mysql.Driver
java.sql.SQLException: No suitable driver found for jdbc:mysql://localhost:3306/database
at java.sql.DriverManager.getConnection(Unknown Source)
at java.sql.DriverManager.getConnection(Unknown Source)
at TestJDBC.main(TestJDBC.java:15)
我能做些什麼來解決這個問題?
CLASSPATH中缺少包含'org.gjt.mm.mysql.Driver'類的罐子。 –