/*
* Copyright 2002-2012 the original author or authors.
*
* 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 org.springframework.data.mongodb.monitor;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.data.authentication.UserCredentials;
import org.springframework.data.mongodb.core.MongoDbUtils;
import com.mongodb.CommandResult;
import com.mongodb.DB;
import com.mongodb.Mongo;
import com.mongodb.MongoException;
/**
* Base class to encapsulate common configuration settings when connecting to a database
*
* @author Mark Pollack
*/
public abstract class AbstractMonitor {
private final Logger logger = LoggerFactory.getLogger(getClass());
protected Mongo mongo;
private String username;
private String password;
/**
* Sets the username to use to connect to the Mongo database
*
* @param username The username to use
*/
public void setUsername(String username) {
this.username = username;
}
/**
* Sets the password to use to authenticate with the Mongo database.
*
* @param password The password to use
*/
public void setPassword(String password) {
this.password = password;
}
public CommandResult getServerStatus() {
CommandResult result = getDb("admin").command("serverStatus");
if (!result.ok()) {
logger.error("Could not query for server status. Command Result = " + result);
throw new MongoException("could not query for server status. Command Result = " + result);
}
return result;
}
public DB getDb(String databaseName) {
return MongoDbUtils.getDB(mongo, databaseName, new UserCredentials(username, password));
}
}