CgroupOperation.java

/**
 * 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 com.alibaba.jstorm.container;

import java.io.IOException;
import java.util.List;
import java.util.Set;

import com.alibaba.jstorm.container.cgroup.CgroupCommon;

public interface CgroupOperation {

    List<Hierarchy> getHierarchies();

    Set<SubSystem> getSubSystems();

    boolean enabled(SubSystemType subsystem);

    Hierarchy busy(SubSystemType subsystem);

    Hierarchy mounted(Hierarchy hierarchy);

    void mount(Hierarchy hierarchy) throws IOException;

    void umount(Hierarchy hierarchy) throws IOException;

    void create(CgroupCommon cgroup) throws SecurityException;

    void delete(CgroupCommon cgroup) throws IOException;

}