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path: root/src/YalpAuth/YalpPGSqlAuth/PGSqlAuth.java
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/*
 * Copyright (c) 2009 Manuel Traut and Volker Dahnke
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 *
 * Contributors: Manuel Traut and Volker Dahnke
 */

package YalpAuth.YalpPGSqlAuth;

import YalpInterfaces.*;

import org.omg.CosNaming.*;
import org.omg.CosNaming.NamingContextPackage.*;
import org.omg.CORBA.*;
import org.omg.PortableServer.*;
import org.omg.PortableServer.POA;

/*
 * Class PGSqlAuth
 *
 * <em>Postgre SQL database connection</em>
 *
 * @author Volker Dahnke / Manuel Traut
 *
 * @version 2.1 2009-11-21<br>
 */
public class PGSqlAuth {

	private static ORB orb;
	private static POA poa;
	private static YalpAuthPluginImpl psql;
	private static AuthPluginInterface authPlugin;
	private static ServerControlInterface srvCon;
	private static PluginInfo pluginInfo;

	public PGSqlAuth(String[] argv) {

		pluginInfo = new PluginInfo();
		pluginInfo.name = "Postgre SQL Auth Plugin";
		pluginInfo.description = "provides Postgre SQL database based user authentification";
		pluginInfo.type = PluginType.AUTH_PLUGIN;
		// pluginInfo.supportedTypes = new MediaType[];

		try {
			this.orb = ORB.init(argv, null);
			org.omg.CORBA.Object objRef =
			orb.resolve_initial_references("NameService");
			NamingContextExt ncRef = NamingContextExtHelper.narrow(objRef);
			poa = POAHelper.narrow(orb.resolve_initial_references("RootPOA"));
		} catch(Exception e) {
			/* t.b.d. error handling */
			System.out.println("couldn't host plugin implementation");
		}

		try {
			poa.the_POAManager().activate();
		} catch(org.omg.PortableServer.POAManagerPackage.AdapterInactive e) {
			/* t.b.d. error handling */
			System.out.println("poa inactive");
		}

		YalpErrorHolder err = new YalpErrorHolder();

		try {
			org.omg.CORBA.Object objRef =
				orb.resolve_initial_references("NameService");

			NamingContextExt ncRef = NamingContextExtHelper.narrow(objRef);
			String name = "YALP_Server";
			srvCon = ServerControlInterfaceHelper.narrow(ncRef.resolve_str(name));
		} catch (Exception e) {
			System.out.println("Couldn't connect to YALP Server");
			System.exit(0);
		}

		psql = new YalpAuthPluginImpl();
		psql.setORB(orb);

		try {
			poa.activate_object(psql);
			org.omg.CORBA.Object ref = poa.servant_to_reference(psql);
			authPlugin = AuthPluginInterfaceHelper.narrow(ref);

			org.omg.CORBA.Object objRef =
				orb.resolve_initial_references("NameService");

			NamingContextExt ncRef = NamingContextExtHelper.narrow(objRef);
			String name = "YALP_Postgre_SQL_Auth";
			NameComponent path[] = ncRef.to_name(name);
			ncRef.rebind(path, authPlugin);

			PluginInfoHolder tmp = new PluginInfoHolder(pluginInfo);
			srvCon.ping(err);
			System.out.println(err.value.descr);
			srvCon.registerAuthPlugin(authPlugin, tmp, err );
			pluginInfo = tmp.value;

			if(err.value.code != YalpErrorCode.OK)
			{
				System.out.println("registring authplugin failed");
				return;
			}

			psql.setInfo(pluginInfo);
			System.out.println("auth plugin registered");

			orb.run();

		} catch (Exception e) {
			System.out.println("binding plugin failed 1");
			e.printStackTrace();
			System.exit(0);
		}
	}
}