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/*
* Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Eike Stepper - initial API and implementation
*/
package org.eclipse.emf.cdo.server.internal.mongodb;
import com.mongodb.BasicDBList;
import com.mongodb.BasicDBObject;
import com.mongodb.DBCursor;
import com.mongodb.DBObject;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
/**
* @author Eike Stepper
*/
public class Props extends Coll
{
public static final String NAME = "props";
public static final String ID = "_id";
public static final String VALUE = "value";
public static final String REPOSITORY_CREATED = "org.eclipse.emf.cdo.server.mongodb.repositoryCreated"; //$NON-NLS-1$
public static final String REPOSITORY_STOPPED = "org.eclipse.emf.cdo.server.mongodb.repositoryStopped"; //$NON-NLS-1$
public static final String NEXT_LOCAL_CDOID = "org.eclipse.emf.cdo.server.mongodb.nextLocalCDOID"; //$NON-NLS-1$
public static final String LAST_CDOID = "org.eclipse.emf.cdo.server.mongodb.lastCDOID"; //$NON-NLS-1$
public static final String LAST_CLASSIFIERID = "org.eclipse.emf.cdo.server.mongodb.lastClassiferID"; //$NON-NLS-1$
public static final String LAST_BRANCHID = "org.eclipse.emf.cdo.server.mongodb.lastBranchID"; //$NON-NLS-1$
public static final String LAST_LOCAL_BRANCHID = "org.eclipse.emf.cdo.server.mongodb.lastLocalBranchID"; //$NON-NLS-1$
public static final String LAST_COMMITTIME = "org.eclipse.emf.cdo.server.mongodb.lastCommitTime"; //$NON-NLS-1$
public static final String LAST_NONLOCAL_COMMITTIME = "org.eclipse.emf.cdo.server.mongodb.lastNonLocalCommitTime"; //$NON-NLS-1$
public static final String GRACEFULLY_SHUT_DOWN = "org.eclipse.emf.cdo.server.mongodb.gracefullyShutDown"; //$NON-NLS-1$
public Props(MongoDBStore store)
{
super(store, NAME);
}
public Map<String, String> get(Set<String> names)
{
Map<String, String> result = new HashMap<String, String>();
for (String name : names)
{
DBObject query = new BasicDBObject(ID, name);
DBCursor cursor = collection.find(query);
try
{
if (cursor.hasNext())
{
DBObject doc = cursor.next();
result.put(name, (String)doc.get(VALUE));
}
}
finally
{
cursor.close();
}
}
return result;
}
public void set(Map<String, String> properties)
{
for (Entry<String, String> property : properties.entrySet())
{
DBObject doc = new BasicDBObject();
doc.put(ID, property.getKey());
doc.put(VALUE, property.getValue());
collection.save(doc);
}
}
public void remove(Set<String> names)
{
BasicDBList list = new BasicDBList();
for (String name : names)
{
list.add(name);
}
DBObject ref = new BasicDBObject();
ref.put(ID, new BasicDBObject("$in", list));
collection.remove(ref);
}
}
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