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

Class FlowRunTableRW

java.lang.Object

org.apache.hadoop.yarn.server.timelineservice.storage.common.BaseTableRW<org.apache.hadoop.yarn.server.timelineservice.storage.flow.FlowRunTable>

org.apache.hadoop.yarn.server.timelineservice.storage.flow.FlowRunTableRW

public class FlowRunTableRW
extends BaseTableRW<org.apache.hadoop.yarn.server.timelineservice.storage.flow.FlowRunTable>

Create, read and write to the FlowRun table.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DEFAULT_METRICS_MAX_VERSIONS	default max number of versions.
static final String	DEFAULT_TABLE_NAME	default value for flowrun table name.
static final String	TABLE_NAME_CONF_NAME	config param name that specifies the flowrun table name.

Constructor Summary

Constructors

Constructor	Description
FlowRunTableRW()

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.

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 flowrun table name.

See Also:

• Constant Field Values

DEFAULT_TABLE_NAME

public static final String DEFAULT_TABLE_NAME

default value for flowrun table name.

See Also:

• Constant Field Values

DEFAULT_METRICS_MAX_VERSIONS

public static final int DEFAULT_METRICS_MAX_VERSIONS

default max number of versions.

See Also:

• Constant Field Values

Constructor Details

FlowRunTableRW

public FlowRunTableRW()

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.flow.FlowRunTable>

Parameters:

admin - Used for doing HBase table operations.

hbaseConf - Hbase configuration.

Throws:

IOException - if any exception occurs while creating the table.