/**
* 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.api.protocolrecords;
import java.util.EnumSet;
import java.util.Set;
import org.apache.commons.lang.math.LongRange;
import org.apache.hadoop.classification.InterfaceAudience.Private;
import org.apache.hadoop.classification.InterfaceAudience.Public;
import org.apache.hadoop.classification.InterfaceStability.Stable;
import org.apache.hadoop.classification.InterfaceStability.Unstable;
import org.apache.hadoop.yarn.api.ApplicationClientProtocol;
import org.apache.hadoop.yarn.api.records.YarnApplicationState;
import org.apache.hadoop.yarn.util.Records;
/**
* <p>The request from clients to get a report of Applications
* in the cluster from the <code>ResourceManager</code>.</p>
*
*
* @see ApplicationClientProtocol#getApplications(GetApplicationsRequest)
*/
@Public
@Stable
public abstract class GetApplicationsRequest {
@Public
@Stable
public static GetApplicationsRequest newInstance() {
GetApplicationsRequest request =
Records.newRecord(GetApplicationsRequest.class);
return request;
}
/**
* <p>
* The request from clients to get a report of Applications matching the
* giving application types in the cluster from the
* <code>ResourceManager</code>.
* </p>
*
* @see ApplicationClientProtocol#getApplications(GetApplicationsRequest)
*
* <p>Setting any of the parameters to null, would just disable that
* filter</p>
*
* @param scope {@link ApplicationsRequestScope} to filter by
* @param users list of users to filter by
* @param queues list of scheduler queues to filter by
* @param applicationTypes types of applications
* @param applicationTags application tags to filter by
* @param applicationStates application states to filter by
* @param startRange range of application start times to filter by
* @param finishRange range of application finish times to filter by
* @param limit number of applications to limit to
* @return {@link GetApplicationsRequest} to be used with
* {@link ApplicationClientProtocol#getApplications(GetApplicationsRequest)}
*/
@Public
@Stable
public static GetApplicationsRequest newInstance(
ApplicationsRequestScope scope,
Set<String> users,
Set<String> queues,
Set<String> applicationTypes,
Set<String> applicationTags,
EnumSet<YarnApplicationState> applicationStates,
LongRange startRange,
LongRange finishRange,
Long limit) {
GetApplicationsRequest request =
Records.newRecord(GetApplicationsRequest.class);
if (scope != null) {
request.setScope(scope);
}
request.setUsers(users);
request.setQueues(queues);
request.setApplicationTypes(applicationTypes);
request.setApplicationTags(applicationTags);
request.setApplicationStates(applicationStates);
if (startRange != null) {
request.setStartRange(
startRange.getMinimumLong(), startRange.getMaximumLong());
}
if (finishRange != null) {
request.setFinishRange(
finishRange.getMinimumLong(), finishRange.getMaximumLong());
}
if (limit != null) {
request.setLimit(limit);
}
return request;
}
/**
* <p>
* The request from clients to get a report of Applications matching the
* giving application types in the cluster from the
* <code>ResourceManager</code>.
* </p>
*
* @param scope {@link ApplicationsRequestScope} to filter by
* @see ApplicationClientProtocol#getApplications(GetApplicationsRequest)
*/
@Public
@Stable
public static GetApplicationsRequest newInstance(
ApplicationsRequestScope scope) {
GetApplicationsRequest request =
Records.newRecord(GetApplicationsRequest.class);
request.setScope(scope);
return request;
}
/**
* <p>
* The request from clients to get a report of Applications matching the
* giving application types in the cluster from the
* <code>ResourceManager</code>.
* </p>
*
*
* @see ApplicationClientProtocol#getApplications(GetApplicationsRequest)
*/
@Public
@Stable
public static GetApplicationsRequest
newInstance(Set<String> applicationTypes) {
GetApplicationsRequest request =
Records.newRecord(GetApplicationsRequest.class);
request.setApplicationTypes(applicationTypes);
return request;
}
/**
* <p>
* The request from clients to get a report of Applications matching the
* giving application states in the cluster from the
* <code>ResourceManager</code>.
* </p>
*
*
* @see ApplicationClientProtocol#getApplications(GetApplicationsRequest)
*/
@Public
@Stable
public static GetApplicationsRequest newInstance(
EnumSet<YarnApplicationState> applicationStates) {
GetApplicationsRequest request =
Records.newRecord(GetApplicationsRequest.class);
request.setApplicationStates(applicationStates);
return request;
}
/**
* <p>
* The request from clients to get a report of Applications matching the
* giving and application types and application types in the cluster from the
* <code>ResourceManager</code>.
* </p>
*
*
* @see ApplicationClientProtocol#getApplications(GetApplicationsRequest)
*/
@Public
@Stable
public static GetApplicationsRequest newInstance(
Set<String> applicationTypes,
EnumSet<YarnApplicationState> applicationStates) {
GetApplicationsRequest request =
Records.newRecord(GetApplicationsRequest.class);
request.setApplicationTypes(applicationTypes);
request.setApplicationStates(applicationStates);
return request;
}
/**
* Get the application types to filter applications on
*
* @return Set of Application Types to filter on
*/
@Public
@Stable
public abstract Set<String> getApplicationTypes();
/**
* Set the application types to filter applications on
*
* @param applicationTypes
* A Set of Application Types to filter on.
* If not defined, match all applications
*/
@Private
@Unstable
public abstract void
setApplicationTypes(Set<String> applicationTypes);
/**
* Get the application states to filter applications on
*
* @return Set of Application states to filter on
*/
@Public
@Stable
public abstract EnumSet<YarnApplicationState> getApplicationStates();
/**
* Set the application states to filter applications on
*
* @param applicationStates
* A Set of Application states to filter on.
* If not defined, match all running applications
*/
@Private
@Unstable
public abstract void
setApplicationStates(EnumSet<YarnApplicationState> applicationStates);
/**
* Set the application states to filter applications on
*
* @param applicationStates all lower-case string representation of the
* application states to filter on
*/
@Private
@Unstable
public abstract void setApplicationStates(Set<String> applicationStates);
/**
* Get the users to filter applications on
*
* @return set of users to filter applications on
*/
@Private
@Unstable
public abstract Set<String> getUsers();
/**
* Set the users to filter applications on
*
* @param users set of users to filter applications on
*/
@Private
@Unstable
public abstract void setUsers(Set<String> users);
/**
* Get the queues to filter applications on
*
* @return set of queues to filter applications on
*/
@Private
@Unstable
public abstract Set<String> getQueues();
/**
* Set the queue to filter applications on
*
* @param queue user to filter applications on
*/
@Private
@Unstable
public abstract void setQueues(Set<String> queue);
/**
* Get the limit on the number applications to return
*
* @return number of applications to limit to
*/
@Private
@Unstable
public abstract long getLimit();
/**
* Limit the number applications to return
*
* @param limit number of applications to limit to
*/
@Private
@Unstable
public abstract void setLimit(long limit);
/**
* Get the range of start times to filter applications on
*
* @return {@link LongRange} of start times to filter applications on
*/
@Private
@Unstable
public abstract LongRange getStartRange();
/**
* Set the range of start times to filter applications on
*
* @param begin beginning of the range
* @param end end of the range
* @throws IllegalArgumentException
*/
@Private
@Unstable
public abstract void setStartRange(long begin, long end)
throws IllegalArgumentException;
/**
* Get the range of finish times to filter applications on
*
* @return {@link LongRange} of finish times to filter applications on
*/
@Private
@Unstable
public abstract LongRange getFinishRange();
/**
* Set the range of finish times to filter applications on
*
* @param begin beginning of the range
* @param end end of the range
* @throws IllegalArgumentException
*/
@Private
@Unstable
public abstract void setFinishRange(long begin, long end);
/**
* Get the tags to filter applications on
*
* @return list of tags to filter on
*/
@Private
@Unstable
public abstract Set<String> getApplicationTags();
/**
* Set the list of tags to filter applications on
*
* @param tags list of tags to filter on
*/
@Private
@Unstable
public abstract void setApplicationTags(Set<String> tags);
/**
* Get the {@link ApplicationsRequestScope} of applications to be filtered.
*
* @return {@link ApplicationsRequestScope} of applications to return.
*/
@Private
@Unstable
public abstract ApplicationsRequestScope getScope();
/**
* Set the {@link ApplicationsRequestScope} of applications to filter.
*
* @param scope scope to use for filtering applications
*/
@Private
@Unstable
public abstract void setScope(ApplicationsRequestScope scope);
}