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// --- BEGIN COPYRIGHT BLOCK ---
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; version 2 of the License.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package com.netscape.cmscore.request;
import com.netscape.certsrv.apps.CMS;
import com.netscape.certsrv.base.EBaseException;
import com.netscape.certsrv.base.IConfigStore;
import com.netscape.certsrv.base.ISubsystem;
import com.netscape.certsrv.dbs.IDBSSession;
import com.netscape.certsrv.dbs.IDBSubsystem;
import com.netscape.certsrv.logging.ILogger;
import com.netscape.certsrv.request.INotify;
import com.netscape.certsrv.request.IPolicy;
import com.netscape.certsrv.request.IRequestQueue;
import com.netscape.certsrv.request.IRequestSubsystem;
import com.netscape.certsrv.request.IService;
import com.netscape.cmscore.dbs.DBSubsystem;
/**
* RequestSubsystem
* <p>
* This class is reponsible for managing storage of request objects in the local database.
* <p>
* TODO: review this It provides: + registration of LDAP/JAVA mapping classes with the DBSubsystem + creation of
* RequestQueue storage in the database + retrieval of existing RequestQueue objects from the database
* <p>
*
* @author thayes
* @version $Revision$, $Date$
*/
public class RequestSubsystem
implements IRequestSubsystem, ISubsystem {
public final static String ID = IRequestSubsystem.SUB_ID;
// singleton enforcement
private static RequestSubsystem mInstance = new RequestSubsystem();
public static RequestSubsystem getInstance() {
return mInstance;
}
private RequestSubsystem() {
}
// end singleton enforcement.
//
// Create a new request queue. The LDAP DN for the entry
// in the database is supplied by the caller.
//
public void createRequestQueue(String name)
throws EBaseException {
/*
String dbName = makeQueueName(name);
IDBSSession dbs = createDBSSession();
// Create Repository record here
dbs.add(dbName, r);
*/
}
public IRequestQueue
getRequestQueue(String name, int increment, IPolicy p, IService s, INotify n)
throws EBaseException {
return getRequestQueue(name, increment, p, s, n, null);
}
public IRequestQueue
getRequestQueue(String name, int increment, IPolicy p, IService s, INotify n,
INotify pendingNotifier)
throws EBaseException {
RequestQueue rq = new RequestQueue(name, increment, p, s, n, pendingNotifier);
// can't do this here because the service depends on getting rq
// (to get request) and since this method hasn't returned it's rq is null.
//rq.recover();
return rq;
}
//
// ISubsystem methods:
// getId, setId, init, startup, shutdown, getConfigStore
//
/**
* Implements ISubsystem.getId
* <p>
*
* @see ISubsystem#getId
*/
public String getId() {
return mId;
}
// ISubsystem.setId
public void setId(String id)
throws EBaseException {
mId = id;
}
// ISubsystem.init
public void init(ISubsystem parent, IConfigStore config) {
mParent = parent;
mConfig = config;
}
/**
* Implements ISubsystem.startup
* <p>
*
* @see ISubsystem#startup
*/
public void startup()
throws EBaseException {
mLogger = CMS.getLogger();
mLogger.log(ILogger.EV_SYSTEM, ILogger.S_REQQUEUE, ILogger.LL_INFO,
"Request subsystem started");
}
public void shutdown() {
mRequestQueue = null;
if (mLogger != null) {
mLogger.log(ILogger.EV_SYSTEM, ILogger.S_REQQUEUE, ILogger.LL_INFO,
"Request subsystem stopped");
}
}
public IConfigStore getConfigStore() {
return mConfig;
}
//
// Access to the DBSubsystem environment value
//
protected IDBSubsystem getDBSubsystem() {
return DBSubsystem.getInstance();
}
//
// Create a database session in the default database
// system.
//
protected IDBSSession createDBSSession()
throws EBaseException {
return getDBSubsystem().createSession();
}
//
// Make a queue name
//
protected String makeQueueName(String name) {
IDBSubsystem db = getDBSubsystem();
return "cn=" + name + "," + db.getBaseDN();
}
// Instance variables
private IConfigStore mConfig;
private ISubsystem mParent;
private String mId = IRequestSubsystem.SUB_ID;
private IRequestQueue mRequestQueue;
protected ILogger mLogger;
}
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