/*
* 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.cassandra.db.compaction;
import java.lang.management.ManagementFactory;
import java.util.*;
import javax.management.MBeanServer;
import javax.management.ObjectName;
import javax.management.openmbean.TabularData;
import javax.ws.rs.core.MultivaluedMap;
import org.apache.cassandra.metrics.CompactionMetrics;
import com.cloudius.urchin.api.APIClient;
import com.sun.jersey.core.util.MultivaluedMapImpl;
/**
* A singleton which manages a private executor of ongoing compactions.
*
* Scheduling for compaction is accomplished by swapping sstables to be
* compacted into a set via DataTracker. New scheduling attempts will ignore
* currently compacting sstables.
*/
/*
* Copyright 2015 Cloudius Systems
*
* Modified by Cloudius Systems
*/
public class CompactionManager implements CompactionManagerMBean {
public static final String MBEAN_OBJECT_NAME = "org.apache.cassandra.db:type=CompactionManager";
private static final java.util.logging.Logger logger = java.util.logging.Logger
.getLogger(CompactionManager.class.getName());
public static final CompactionManager instance;
private APIClient c = new APIClient();
CompactionMetrics metrics = new CompactionMetrics();
public void log(String str) {
logger.info(str);
}
static {
instance = new CompactionManager();
MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
try {
mbs.registerMBean(instance, new ObjectName(MBEAN_OBJECT_NAME));
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public static CompactionManager getInstance() {
return instance;
}
/** List of running compaction objects. */
public List