Witam!
Działałem sobie jakiś czas w Intellij. Wszystko szło dobrze, aż do momentu.. baz danych. Przejrzałem wiele stron, poradników lecz dalej nic.
Moim celem jest tylko i wyłącznie połączenie się z bazą danych.
Mam następujący kod:
import java.sql.Connection;
import java.sql.SQLException;
public class Aplikacja {
public static void main(String[] args) {
Connection connection = null;
try {
connection = ConnectionConfiguration.getConnection();
if (connection != null)
{
System.out.println("Jest połączenie");
}
} catch (Exception e) {
e.printStackTrace();
} finally {
if (connection != null)
{
try {
connection.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
}
}
}
oraz
import java.sql.Connection;
import java.sql.DriverManager;
public class ConnectionConfiguration {
public static Connection getConnection(){
Connection connection = null;
try {
Class.forName( "com.mysql.jdbc.Driver" );
connection = DriverManager.getConnection( "jdbs.mysql://localhost:3306/test", "root", "" );
} catch (Exception e) {
e.printStackTrace();
}
return connection;
}
}
Mam sterownik, lecz dalej nic. Wyskakuje mi błąd:
Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
java.sql.SQLNonTransientConnectionException: Cannot load connection class because of underlying exception: com.mysql.cj.exceptions.WrongArgumentException: Malformed database URL, failed to parse the main URL sections.
at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:108)
at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:95)
at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:87)
at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:61)
at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:71)
at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:79)
at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:131)
at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:231)
at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:677)
at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:228)
at ConnectionConfiguration.getConnection(ConnectionConfiguration.java:13)
at App.main(App.java:10)
Caused by: com.mysql.cj.exceptions.UnableToConnectException: Cannot load connection class because of underlying exception: com.mysql.cj.exceptions.WrongArgumentException: Malformed database URL, failed to parse the main URL sections.
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:488)
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:59)
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:103)
... 5 more
Caused by: com.mysql.cj.exceptions.WrongArgumentException: Malformed database URL, failed to parse the main URL sections.
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:488)
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:59)
at com.mysql.cj.conf.ConnectionUrlParser.parseConnectionString(ConnectionUrlParser.java:139)
at com.mysql.cj.conf.ConnectionUrlParser.<init>(ConnectionUrlParser.java:129)
at com.mysql.cj.conf.ConnectionUrlParser.parseConnectionString(ConnectionUrlParser.java:118)
at com.mysql.cj.conf.ConnectionUrl.getConnectionUrlInstance(ConnectionUrl.java:179)
at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:201)
... 4 more
Czy to może być błąd w odnalezieniu sterownika?