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UIRoot

== [[UIRoot]] UIRoot -- Contract for Root Contrainers of Application UI Information

UIRoot is the <> of the <>.

[[contract]] [source, scala]


package org.apache.spark.status.api.v1

trait UIRoot { // only required methods that have no implementation // the others follow def withSparkUIT(fn: SparkUI => T): T def getApplicationInfoList: Iterator[ApplicationInfo] def getApplicationInfo(appId: String): Option[ApplicationInfo] def securityManager: SecurityManager }


NOTE: UIRoot is a private[spark] contract.

.UIRoot Contract [cols="1,2",options="header",width="100%"] |=== | Method | Description

| getApplicationInfo | [[getApplicationInfo]] Used when...FIXME

| getApplicationInfoList | [[getApplicationInfoList]] Used when...FIXME

| securityManager | [[securityManager]] Used when...FIXME

| withSparkUI | [[withSparkUI]] Used exclusively when BaseAppResource is requested spark-api-BaseAppResource.md#withUI[withUI] |===

[[implementations]] .UIRoots [cols="1,2",options="header",width="100%"] |=== | UIRoot | Description

| spark-history-server:HistoryServer.md[HistoryServer] | [[HistoryServer]] Application UI for active and completed Spark applications (i.e. Spark applications that are still running or have already finished)

| spark-webui-SparkUI.md[SparkUI] | [[SparkUI]] Application UI for an active Spark application (i.e. a Spark application that is still running) |===

=== [[writeEventLogs]] writeEventLogs Method

[source, scala]

writeEventLogs(appId: String, attemptId: Option[String], zipStream: ZipOutputStream): Unit

writeEventLogs...FIXME

NOTE: writeEventLogs is used when...FIXME

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