org.apache.spark.ui

Class WebUIPage

Object

org.apache.spark.ui.WebUIPage

Direct Known Subclasses:

AllJobsPage, AllStagesPage, EnvironmentPage, ExecutorsPage, ExecutorThreadDumpPage, JobPage, PoolPage, RDDPage, StagePage, StoragePage, StreamingPage

public abstract class WebUIPage
extends Object

A page that represents the leaf node in the UI hierarchy.

The direct parent of a WebUIPage is not specified as it can be either a WebUI or a WebUITab. If the parent is a WebUI, the prefix is appended to the parent's address to form a full path. Else, if the parent is a WebUITab, the prefix is appended to the super prefix of the parent to form a relative path. The prefix must not contain slashes.

Constructor Summary

Constructors

Constructor and Description
WebUIPage(String prefix)

Method Summary

Methods

Modifier and Type	Method and Description
String	prefix()
abstract scala.collection.Seq<scala.xml.Node>	render(javax.servlet.http.HttpServletRequest request)
org.json4s.JsonAST.JValue	renderJson(javax.servlet.http.HttpServletRequest request)

Methods inherited from class Object

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

Constructor Detail

WebUIPage

public WebUIPage(String prefix)

Method Detail

prefix

public String prefix()

render

public abstract scala.collection.Seq<scala.xml.Node> render(javax.servlet.http.HttpServletRequest request)

renderJson

public org.json4s.JsonAST.JValue renderJson(javax.servlet.http.HttpServletRequest request)