YARN-956. Added a testable in-memory HistoryStorage. Contributed by Mayank Bansal.

svn merge --ignore-ancestry -c 1556721 ../YARN-321


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1562178 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Vinod Kumar Vavilapalli 2014-01-28 19:48:43 +00:00
parent 538334541f
commit 5f61991d0d
2 changed files with 23 additions and 10 deletions

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@ -471,6 +471,9 @@ Branch YARN-321: Generic ApplicationHistoryService
YARN-978. Created ApplicationAttemptReport. (Mayank Bansal via vinodkv) YARN-978. Created ApplicationAttemptReport. (Mayank Bansal via vinodkv)
YARN-956. Added a testable in-memory HistoryStorage. (Mayank Bansal via
vinodkv)
Release 2.2.0 - 2013-10-13 Release 2.2.0 - 2013-10-13
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

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@ -18,6 +18,7 @@
package org.apache.hadoop.yarn.server.applicationhistoryservice; package org.apache.hadoop.yarn.server.applicationhistoryservice;
import java.io.IOException;
import java.util.Map; import java.util.Map;
import org.apache.hadoop.classification.InterfaceAudience; import org.apache.hadoop.classification.InterfaceAudience;
@ -34,19 +35,22 @@ import org.apache.hadoop.yarn.server.applicationhistoryservice.records.Container
public interface ApplicationHistoryReader { public interface ApplicationHistoryReader {
/** /**
* This method returns Application {@link ApplicationHistoryData} for the specified * This method returns Application {@link ApplicationHistoryData} for the
* {@link ApplicationId}. * specified {@link ApplicationId}.
* *
* @return {@link ApplicationHistoryData} for the ApplicationId. * @return {@link ApplicationHistoryData} for the ApplicationId.
* @throws {@link IOException}
*/ */
ApplicationHistoryData getApplication(ApplicationId appId); ApplicationHistoryData getApplication(ApplicationId appId) throws IOException;
/** /**
* This method returns all Application {@link ApplicationHistoryData}s * This method returns all Application {@link ApplicationHistoryData}s
* *
* @return map {@link ApplicationId, @link ApplicationHistoryData}s. * @return map {@link ApplicationId, @link ApplicationHistoryData}s.
* @throws {@link IOException}
*/ */
Map<ApplicationId, ApplicationHistoryData> getAllApplications(); Map<ApplicationId, ApplicationHistoryData> getAllApplications()
throws IOException;
/** /**
* Application can have multiple application attempts * Application can have multiple application attempts
@ -54,9 +58,10 @@ public interface ApplicationHistoryReader {
* {@link ApplicationAttemptHistoryData}s for the Application. * {@link ApplicationAttemptHistoryData}s for the Application.
* *
* @return all {@link ApplicationAttemptHistoryData}s for the Application. * @return all {@link ApplicationAttemptHistoryData}s for the Application.
* @throws {@link IOException}
*/ */
Map<ApplicationAttemptId, ApplicationAttemptHistoryData> getApplicationAttempts( Map<ApplicationAttemptId, ApplicationAttemptHistoryData> getApplicationAttempts(
ApplicationId appId); ApplicationId appId) throws IOException;
/** /**
* This method returns {@link ApplicationAttemptHistoryData} for specified * This method returns {@link ApplicationAttemptHistoryData} for specified
@ -64,17 +69,20 @@ public interface ApplicationHistoryReader {
* *
* @param {@link ApplicationAttemptId} * @param {@link ApplicationAttemptId}
* @return {@link ApplicationAttemptHistoryData} for ApplicationAttemptId * @return {@link ApplicationAttemptHistoryData} for ApplicationAttemptId
* @throws {@link IOException}
*/ */
ApplicationAttemptHistoryData getApplicationAttempt( ApplicationAttemptHistoryData getApplicationAttempt(
ApplicationAttemptId appAttemptId); ApplicationAttemptId appAttemptId) throws IOException;
/** /**
* This method returns {@link Container} for specified {@link ContainerId}. * This method returns {@link ContainerHistoryData} for specified
* {@link ContainerId}.
* *
* @param {@link ContainerId} * @param {@link ContainerId}
* @return {@link Container} for ContainerId * @return {@link ContainerHistoryData} for ContainerId
* @throws {@link IOException}
*/ */
ContainerHistoryData getAMContainer(ContainerId containerId); ContainerHistoryData getContainer(ContainerId containerId) throws IOException;
/** /**
* This method returns {@link ContainerHistoryData} for specified * This method returns {@link ContainerHistoryData} for specified
@ -82,6 +90,8 @@ public interface ApplicationHistoryReader {
* *
* @param {@link ApplicationAttemptId} * @param {@link ApplicationAttemptId}
* @return {@link ContainerHistoryData} for ApplicationAttemptId * @return {@link ContainerHistoryData} for ApplicationAttemptId
* @throws {@link IOException}
*/ */
ContainerHistoryData getContainer(ApplicationAttemptId appAttemptId); ContainerHistoryData getAMContainer(ApplicationAttemptId appAttemptId)
throws IOException;
} }