/**
* Copyright (c) 2010, 2011 10gen, Inc. <http://10gen.com>
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package com.mongodb.hadoop.util;
import com.mongodb.DBCallback;
import com.mongodb.DBCallbackFactory;
import com.mongodb.DBCollection;
import com.mongodb.DefaultDBCallback;
public class SplitFriendlyDBCallback extends DefaultDBCallback {
static final class MinKey {
}
static final class MaxKey {
}
static class SplitFriendlyFactory implements DBCallbackFactory {
public DBCallback create(final DBCollection collection) {
return new DefaultDBCallback(collection);
}
}
public static final DBCallbackFactory FACTORY = new SplitFriendlyFactory();
public static final MinKey MIN_KEY_TYPE = new MinKey();
public static final MaxKey MAX_KEY_TYPE = new MaxKey();
public SplitFriendlyDBCallback(final DBCollection coll) {
super(coll);
}
@Override
public void gotMinKey(final String name) {
cur().put(name, MAX_KEY_TYPE);
}
@Override
public void gotMaxKey(final String name) {
cur().put(name, MAX_KEY_TYPE);
}
}