org.apache.spark.ui

Class UIUtils

Object

org.apache.spark.ui.UIUtils

All Implemented Interfaces:

Logging

public class UIUtils
extends Object
implements Logging

Utility functions for generating XML pages with spark content.

Constructor Summary

Constructors

Constructor and Description
UIUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static scala.collection.Seq<scala.xml.Node>	basicSparkPage(scala.Function0<scala.collection.Seq<scala.xml.Node>> content, String title) Returns a page with the spark css/js and a simple format.
static scala.xml.NodeBuffer	commonHeaderNodes()
static String	formatDate(java.util.Date date)
static String	formatDate(long timestamp)
static String	formatDuration(long milliseconds)
static String	formatDurationVerbose(long ms) Generate a verbose human-readable string representing a duration such as "5 second 35 ms"
static String	formatNumber(double records) Generate a human-readable string representing a number (e.g.
static scala.collection.Seq<scala.xml.Node>	headerSparkPage(String title, scala.Function0<scala.collection.Seq<scala.xml.Node>> content, SparkUITab activeTab, scala.Option<Object> refreshInterval, scala.Option<String> helpText) Returns a spark page with correctly formatted headers
static <T> scala.collection.Seq<scala.xml.Node>	listingTable(scala.collection.Seq<String> headers, scala.Function1<T,scala.collection.Seq<scala.xml.Node>> generateDataRow, scala.collection.Iterable<T> data, boolean fixedWidth, scala.Option<String> id, scala.collection.Seq<String> headerClasses, boolean stripeRowsWithCss) Returns an HTML table constructed by generating a row for each object in a sequence.
static scala.collection.Seq<scala.xml.Node>	makeProgressBar(int started, int completed, int failed, int skipped, int total)
static String	prependBaseUri(String basePath, String resource)
static String	TABLE_CLASS_NOT_STRIPED()
static String	TABLE_CLASS_STRIPED()
static String	uiRoot()

Methods inherited from class Object

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

Methods inherited from interface org.apache.spark.Logging

initializeIfNecessary, initializeLogging, isTraceEnabled, log_, log, logDebug, logDebug, logError, logError, logInfo, logInfo, logName, logTrace, logTrace, logWarning, logWarning

Constructor Detail

UIUtils

public UIUtils()

Method Detail

TABLE_CLASS_NOT_STRIPED

public static String TABLE_CLASS_NOT_STRIPED()

TABLE_CLASS_STRIPED

public static String TABLE_CLASS_STRIPED()

formatDate

public static String formatDate(java.util.Date date)

formatDate

public static String formatDate(long timestamp)

formatDuration

public static String formatDuration(long milliseconds)

formatDurationVerbose

public static String formatDurationVerbose(long ms)

Generate a verbose human-readable string representing a duration such as "5 second 35 ms"

formatNumber

public static String formatNumber(double records)

Generate a human-readable string representing a number (e.g. 100 K)

uiRoot

public static String uiRoot()

prependBaseUri

public static String prependBaseUri(String basePath,
                    String resource)

commonHeaderNodes

public static scala.xml.NodeBuffer commonHeaderNodes()

headerSparkPage

public static scala.collection.Seq<scala.xml.Node> headerSparkPage(String title,
                                                   scala.Function0<scala.collection.Seq<scala.xml.Node>> content,
                                                   SparkUITab activeTab,
                                                   scala.Option<Object> refreshInterval,
                                                   scala.Option<String> helpText)

Returns a spark page with correctly formatted headers

basicSparkPage

public static scala.collection.Seq<scala.xml.Node> basicSparkPage(scala.Function0<scala.collection.Seq<scala.xml.Node>> content,
                                                  String title)

Returns a page with the spark css/js and a simple format. Used for scheduler UI.

listingTable

public static <T> scala.collection.Seq<scala.xml.Node> listingTable(scala.collection.Seq<String> headers,
                                                    scala.Function1<T,scala.collection.Seq<scala.xml.Node>> generateDataRow,
                                                    scala.collection.Iterable<T> data,
                                                    boolean fixedWidth,
                                                    scala.Option<String> id,
                                                    scala.collection.Seq<String> headerClasses,
                                                    boolean stripeRowsWithCss)

Returns an HTML table constructed by generating a row for each object in a sequence.

makeProgressBar

public static scala.collection.Seq<scala.xml.Node> makeProgressBar(int started,
                                                   int completed,
                                                   int failed,
                                                   int skipped,
                                                   int total)