org.apache.hadoop.chukwa.hicc.rest

Class PieChartController

java.lang.Object

org.apache.hadoop.chukwa.hicc.rest.ChartController

org.apache.hadoop.chukwa.hicc.rest.PieChartController

public class PieChartController
extends ChartController

Constructor Summary

Constructors

Constructor and Description
PieChartController()

Method Summary

Modifier and Type	Method and Description
String	draw(String id) Render pie chart using chartist.js
String	preview(String buffer) Preview a pie chart
String	previewSeries(javax.servlet.http.HttpServletRequest request, String buffer)

Methods inherited from class org.apache.hadoop.chukwa.hicc.rest.ChartController

create, describe, save

Methods inherited from class java.lang.Object

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

Constructor Detail

PieChartController

public PieChartController()

Method Detail

draw

public String draw(String id)

Render pie chart using chartist.js

Overrides:

draw in class ChartController

Parameters:

id - Reference ID of Chart stored in HBase chukwa_meta table.

Returns:

html chart widget

preview

public String preview(String buffer)

Preview a pie chart

Overrides:

preview in class ChartController

Returns:

previewSeries

public String previewSeries(@Context
                            javax.servlet.http.HttpServletRequest request,
                            String buffer)

Overrides:

previewSeries in class ChartController