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package com.sun.enterprise.security.auth.login;
import java.util.logging.Level;
import com.sun.enterprise.security.LoginException;
import com.sun.enterprise.security.auth.login.PasswordLoginModule;
import com.sun.enterprise.security.auth.realm.jdbc.JDBCRealm;
/**
* This class implement a JDBC Login module for Glassfish. The work is derivated from Sun's sample JDBC login module.
* Enhancement has been done to use latest features.
* sample setting in server.xml for JDBCLoginModule
* @author Jean-Baptiste Bugeaud
*/
public class JDBCLoginModule extends PasswordLoginModule {
/**
* Perform JDBC authentication. Delegates to JDBCRealm.
*
* @throws LoginException If login fails (JAAS login() behavior).
*/
protected void authenticate() throws LoginException {
if (!(_currentRealm instanceof JDBCRealm)) {
String msg = sm.getString("jdbclm.badrealm");
throw new LoginException(msg);
}
final JDBCRealm jdbcRealm = (JDBCRealm)_currentRealm;
// A JDBC user must have a name not null and non-empty.
if ( (_username == null) || (_username.length() == 0) ) {
String msg = sm.getString("jdbclm.nulluser");
throw new LoginException(msg);
}
String[] grpList = jdbcRealm.authenticate(_username, _password);
if (grpList == null) { // JAAS behavior
String msg = sm.getString("jdbclm.loginfail", _username);
throw new LoginException(msg);
}
if (_logger.isLoggable(Level.FINEST)) {
_logger.finest("JDBC login succeeded for: " + _username
+ " groups:" + grpList);
}
//make a copy of groupList to pass to LoginModule. This copy is the one
// that will be made null there. DO NOT PASS the grpList as is - as
// it will get overwritten. Resulting in logins passing only once.
final String[] groupListToForward = new String[grpList.length];
System.arraycopy(grpList, 0, groupListToForward, 0, grpList.length);
commitAuthentication(_username, _password,
_currentRealm, groupListToForward);
}
}