Package org.apache.hadoop.yarn.server.timelineservice.storage.subapplication

Class SubApplicationTableRW

java.lang.Object

org.apache.hadoop.yarn.server.timelineservice.storage.common.BaseTableRW<org.apache.hadoop.yarn.server.timelineservice.storage.subapplication.SubApplicationTable>

org.apache.hadoop.yarn.server.timelineservice.storage.subapplication.SubApplicationTableRW

public class SubApplicationTableRW
extends BaseTableRW<org.apache.hadoop.yarn.server.timelineservice.storage.subapplication.SubApplicationTable>

Create, read and write to the SubApplication table.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DEFAULT_TABLE_NAME	default value for subapplication table name.
static final String	TABLE_NAME_CONF_NAME	config param name that specifies the subapplication table name.

Constructor Summary

Constructors

Constructor	Description
SubApplicationTableRW()

Method Summary

Modifier and Type	Method	Description
void	createTable(org.apache.hadoop.hbase.client.Admin admin, org.apache.hadoop.conf.Configuration hbaseConf)	Used to create the table in HBase.
void	setMetricsTTL(int metricsTTL, org.apache.hadoop.conf.Configuration hbaseConf)

Methods inherited from class org.apache.hadoop.yarn.server.timelineservice.storage.common.BaseTableRW

getResult, getResultScanner, getTableMutator, getTableName, getTableName, getTableName

Methods inherited from class java.lang.Object

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

Field Details

TABLE_NAME_CONF_NAME

public static final String TABLE_NAME_CONF_NAME

config param name that specifies the subapplication table name.

See Also:

• Constant Field Values

DEFAULT_TABLE_NAME

public static final String DEFAULT_TABLE_NAME

default value for subapplication table name.

See Also:

• Constant Field Values

Constructor Details

SubApplicationTableRW

public SubApplicationTableRW()

Method Details

createTable

public void createTable(org.apache.hadoop.hbase.client.Admin admin,
 org.apache.hadoop.conf.Configuration hbaseConf)
                 throws IOException

Description copied from class: BaseTableRW

Used to create the table in HBase. Should be called only once (per HBase instance).

Specified by:

createTable in class BaseTableRW<org.apache.hadoop.yarn.server.timelineservice.storage.subapplication.SubApplicationTable>

Parameters:

admin - Used for doing HBase table operations.

hbaseConf - Hbase configuration.

Throws:

IOException - if any exception occurs while creating the table.

setMetricsTTL

public void setMetricsTTL(int metricsTTL,
 org.apache.hadoop.conf.Configuration hbaseConf)

Parameters:

metricsTTL - time to live parameter for the metricss in this table.

hbaseConf - configururation in which to set the metrics TTL config variable.