/
RMContext.java
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/
RMContext.java
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/**
* 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.hadoop.yarn.server.resourcemanager;
import java.nio.ByteBuffer;
import java.util.concurrent.ConcurrentMap;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.ha.HAServiceProtocol.HAServiceState;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.NodeId;
import org.apache.hadoop.yarn.conf.ConfigurationProvider;
import org.apache.hadoop.yarn.event.Dispatcher;
import org.apache.hadoop.yarn.server.resourcemanager.ahs.RMApplicationHistoryWriter;
import org.apache.hadoop.yarn.server.resourcemanager.metrics.SystemMetricsPublisher;
import org.apache.hadoop.yarn.server.resourcemanager.nodelabels.RMNodeLabelsManager;
import org.apache.hadoop.yarn.server.resourcemanager.placement.PlacementManager;
import org.apache.hadoop.yarn.server.resourcemanager.recovery.RMStateStore;
import org.apache.hadoop.yarn.server.resourcemanager.reservation.ReservationSystem;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.AMLivelinessMonitor;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.ContainerAllocationExpirer;
import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
import org.apache.hadoop.yarn.server.resourcemanager.security.AMRMTokenSecretManager;
import org.apache.hadoop.yarn.server.resourcemanager.security.ClientToAMTokenSecretManagerInRM;
import org.apache.hadoop.yarn.server.resourcemanager.security.DelegationTokenRenewer;
import org.apache.hadoop.yarn.server.resourcemanager.security.NMTokenSecretManagerInRM;
import org.apache.hadoop.yarn.server.resourcemanager.security.RMContainerTokenSecretManager;
import org.apache.hadoop.yarn.server.resourcemanager.security.RMDelegationTokenSecretManager;
/**
* Context of the ResourceManager.
*/
public interface RMContext {
Dispatcher getDispatcher();
boolean isHAEnabled();
HAServiceState getHAServiceState();
RMStateStore getStateStore();
ConcurrentMap<ApplicationId, RMApp> getRMApps();
ConcurrentMap<ApplicationId, ByteBuffer> getSystemCredentialsForApps();
ConcurrentMap<NodeId, RMNode> getInactiveRMNodes();
ConcurrentMap<NodeId, RMNode> getRMNodes();
AMLivelinessMonitor getAMLivelinessMonitor();
AMLivelinessMonitor getAMFinishingMonitor();
ContainerAllocationExpirer getContainerAllocationExpirer();
DelegationTokenRenewer getDelegationTokenRenewer();
AMRMTokenSecretManager getAMRMTokenSecretManager();
RMContainerTokenSecretManager getContainerTokenSecretManager();
NMTokenSecretManagerInRM getNMTokenSecretManager();
ResourceScheduler getScheduler();
NodesListManager getNodesListManager();
ClientToAMTokenSecretManagerInRM getClientToAMTokenSecretManager();
AdminService getRMAdminService();
ClientRMService getClientRMService();
ApplicationMasterService getApplicationMasterService();
ResourceTrackerService getResourceTrackerService();
void setClientRMService(ClientRMService clientRMService);
RMDelegationTokenSecretManager getRMDelegationTokenSecretManager();
void setRMDelegationTokenSecretManager(
RMDelegationTokenSecretManager delegationTokenSecretManager);
RMApplicationHistoryWriter getRMApplicationHistoryWriter();
void setRMApplicationHistoryWriter(
RMApplicationHistoryWriter rmApplicationHistoryWriter);
void setSystemMetricsPublisher(SystemMetricsPublisher systemMetricsPublisher);
SystemMetricsPublisher getSystemMetricsPublisher();
ConfigurationProvider getConfigurationProvider();
boolean isWorkPreservingRecoveryEnabled();
RMNodeLabelsManager getNodeLabelManager();
public void setNodeLabelManager(RMNodeLabelsManager mgr);
long getEpoch();
ReservationSystem getReservationSystem();
boolean isSchedulerReadyForAllocatingContainers();
Configuration getYarnConfiguration();
PlacementManager getQueuePlacementManager();
void setQueuePlacementManager(PlacementManager placementMgr);
}