Package org.apache.hadoop.yarn.configuration

Class YarnHASiteXmlBuilder

java.lang.Object

org.apache.hadoop.yarn.configuration.YarnHASiteXmlBuilder

public class YarnHASiteXmlBuilder
extends java.lang.Object

Constructor Summary

Constructors

Constructor	Description
YarnHASiteXmlBuilder(java.lang.String[] rmIps, java.lang.String clusterName, java.lang.String zkIpPort, java.lang.String pathToYarnSiteXml)

Method Summary

Modifier and Type	Method	Description
java.lang.String	build()	Builds the yarn-site.xml file, either freshly from YARN_SITE_HA_TEMPLATE_FILE or by merging with pathToYarnSiteXml.
static void	main(java.lang.String[] args)	Usage : YarnHASiteXmlBuilder rmIPs clusterName zkIpPort pathToYarnSiteXml

Methods inherited from class java.lang.Object

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

Constructor Detail

YarnHASiteXmlBuilder

public YarnHASiteXmlBuilder(java.lang.String[] rmIps,
                            java.lang.String clusterName,
                            java.lang.String zkIpPort,
                            java.lang.String pathToYarnSiteXml)

Method Detail

build

public java.lang.String build()
                       throws java.io.IOException

Builds the yarn-site.xml file, either freshly from YARN_SITE_HA_TEMPLATE_FILE or by merging with pathToYarnSiteXml. If pathToYarnSiteXml is a valid file, then the contents of the file are read and anything before and including CONFIG_DEMARCATION is replaced with the new contents returned by buildYarnSiteXmlFromTemplate().

Returns:

String with yarn-site content

Throws:

java.io.IOException

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException

Usage : YarnHASiteXmlBuilder rmIPs clusterName zkIpPort pathToYarnSiteXml

Throws:

java.io.IOException