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/**
* Copyright (c) 2004 - 2011 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 org.eclipse.emf.cdo.common.id.CDOID;
import org.eclipse.emf.cdo.server.IStoreAccessor.QueryResourcesContext;
import com.mongodb.BasicDBObject;
import com.mongodb.DBObject;
/**
* @author Eike Stepper
*/
public abstract class Mode
{
private MongoDBStore store;
protected Mode()
{
}
public MongoDBStore getStore()
{
return store;
}
public void setStore(MongoDBStore store)
{
this.store = store;
}
public abstract DBObject createResourcesQuery(CDOID folderID, String name, boolean exactMatch,
QueryResourcesContext context);
/**
* @author Eike Stepper
*/
public static class Normal extends Mode
{
@Override
public DBObject createResourcesQuery(CDOID folderID, String name, boolean exactMatch, QueryResourcesContext context)
{
DBObject query = new BasicDBObject();
query.put("_version", new BasicDBObject("$gt", 0));
getStore().getIDHandler().write(query, "_container", folderID);
if (name == null)
{
query.put("name", new BasicDBObject("$exists", false));
}
else if (exactMatch)
{
query.put("name", name);
}
else
{
query.put("name", new BasicDBObject("$regex", "/^" + name + "/"));
}
return query;
}
}
/**
* @author Eike Stepper
*/
public static class Audditing extends Mode
{
@Override
public DBObject createResourcesQuery(CDOID folderID, String name, boolean exactMatch, QueryResourcesContext context)
{
return null;
}
}
/**
* @author Eike Stepper
*/
public static class Branching extends Mode
{
@Override
public DBObject createResourcesQuery(CDOID folderID, String name, boolean exactMatch, QueryResourcesContext context)
{
return null;
}
}
}
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