/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.jackrabbit.mongomk.util;
import java.util.Arrays;
import org.apache.jackrabbit.mongomk.MongoConnection;
import org.apache.jackrabbit.mongomk.model.CommitMongo;
import org.apache.jackrabbit.mongomk.model.HeadMongo;
import org.apache.jackrabbit.mongomk.model.NodeMongo;
import com.mongodb.BasicDBObject;
import com.mongodb.DBCollection;
import com.mongodb.DBObject;
/**
* Utility classes for preparing the {@code MongoDB} environement.
*
* @author <a href="mailto:pmarx@adobe.com>Philipp Marx</a>
*/
@SuppressWarnings("javadoc")
public class MongoUtil {
public static void clearCommitCollection(MongoConnection mongoConnection) {
DBCollection commitCollection = mongoConnection.getCommitCollection();
commitCollection.drop();
}
public static void clearDatabase(MongoConnection mongoConnection) {
clearNodeCollection(mongoConnection);
clearCommitCollection(mongoConnection);
clearHeadCollection(mongoConnection);
}
public static void clearHeadCollection(MongoConnection mongoConnection) {
DBCollection headCollection = mongoConnection.getHeadCollection();
headCollection.drop();
}
public static void clearNodeCollection(MongoConnection mongoConnection) {
DBCollection nodeCollection = mongoConnection.getNodeCollection();
nodeCollection.drop();
}
public static void initCommitCollection(MongoConnection mongoConnection) {
DBCollection commitCollection = mongoConnection.getCommitCollection();
DBObject index = new BasicDBObject();
index.put(CommitMongo.KEY_REVISION_ID, Long.valueOf(1));
DBObject options = new BasicDBObject();
options.put("unique", Boolean.TRUE);
commitCollection.ensureIndex(index, options);
CommitMongo commit = new CommitMongo();
commit.setAffectedPaths(Arrays.asList(new String[] { "/" }));
commit.setBaseRevId(0L);
commit.setDiff("+/ : {}");
commit.setMessage("This is an autogenerated initial commit");
commit.setPath("");
commit.setRevisionId(0L);
commitCollection.insert(commit);
}
public static void initDatabase(MongoConnection mongoConnection) {
clearDatabase(mongoConnection);
initNodeCollection(mongoConnection);
initCommitCollection(mongoConnection);
initHeadCollection(mongoConnection);
}
public static void initHeadCollection(MongoConnection mongoConnection) {
DBCollection headCollection = mongoConnection.getHeadCollection();
HeadMongo headMongo = new HeadMongo();
headMongo.setHeadRevisionId(0L);
headMongo.setNextRevisionId(1L);
headCollection.insert(headMongo);
}
public static void initNodeCollection(MongoConnection mongoConnection) {
DBCollection nodeCollection = mongoConnection.getNodeCollection();
DBObject index = new BasicDBObject();
index.put(NodeMongo.KEY_PATH, Long.valueOf(1));
index.put(NodeMongo.KEY_REVISION_ID, Long.valueOf(1));
DBObject options = new BasicDBObject();
options.put("unique", Boolean.TRUE);
nodeCollection.ensureIndex(index, options);
NodeMongo root = new NodeMongo();
root.setRevisionId(0L);
root.setPath("/");
nodeCollection.insert(root);
}
public static Long toMongoRepresentation(String revisionId) {
return revisionId != null? Long.parseLong(revisionId) : 0L;
}
}