Package org.apache.hadoop.yarn.server.webapp

Class WrappedLogMetaRequest

java.lang.Object

org.apache.hadoop.yarn.server.webapp.WrappedLogMetaRequest

public class WrappedLogMetaRequest
extends Object

WrappedLogMetaRequest is wrapping a log request initiated by the client. This wrapper class translates the request to a ContainerLogsRequest and calls #readAggregatedLogsMeta on the LogAggregationFileController. class.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	WrappedLogMetaRequest.Builder

Method Summary

Modifier and Type	Method	Description
static WrappedLogMetaRequest.Builder	builder()
String	getAppAttemptId()
String	getAppId()
org.apache.hadoop.yarn.api.records.ContainerId	getContainerId()
List<org.apache.hadoop.yarn.logaggregation.ContainerLogMeta>	getContainerLogMetas()	Constructs a ContainerLogsRequest object, and obtains ContainerLogsRequest from the corresponding LogAggregationFileController.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

builder

public static WrappedLogMetaRequest.Builder builder()

getAppId

public String getAppId()

getAppAttemptId

public String getAppAttemptId()

getContainerId

public org.apache.hadoop.yarn.api.records.ContainerId getContainerId()

getContainerLogMetas

public List<org.apache.hadoop.yarn.logaggregation.ContainerLogMeta> getContainerLogMetas()
                                                                                  throws IOException

Constructs a ContainerLogsRequest object, and obtains ContainerLogsRequest from the corresponding LogAggregationFileController.

Returns:

list of ContainerLogMeta objects that belong to the application, attempt or container

Throws:

IOException - if there are I/O errors.