org.apache.hadoop.hbase.quotas

Class QuotaObserverChore.TablesWithQuotas

java.lang.Object

org.apache.hadoop.hbase.quotas.QuotaObserverChore.TablesWithQuotas

Enclosing class:

QuotaObserverChore

static class QuotaObserverChore.TablesWithQuotas
extends Object

A container which encapsulates the tables that have either a table quota or are contained in a namespace which have a namespace quota.

Field Summary

Fields

Modifier and Type	Field and Description
private org.apache.hadoop.conf.Configuration	conf
private Connection	conn
private Set<TableName>	tablesWithNamespaceQuotas
private Set<TableName>	tablesWithTableQuotas

Constructor Summary

Constructors

Constructor and Description
TablesWithQuotas(Connection conn, org.apache.hadoop.conf.Configuration conf)

Method Summary

Modifier and Type	Method and Description
void	addNamespaceQuotaTable(TableName tn) Adds a table with a namespace quota.
void	addTableQuotaTable(TableName tn) Adds a table with a table quota.
Set<TableName>	filterInsufficientlyReportedTables(QuotaSnapshotStore<TableName> tableStore) Filters out all tables for which the Master currently doesn't have enough region space reports received from RegionServers yet.
(package private) org.apache.hadoop.conf.Configuration	getConfiguration()
Set<TableName>	getNamespaceQuotaTables() Returns an unmodifiable view of all tables in namespaces that have namespace quotas.
Set<String>	getNamespacesWithQuotas()
(package private) int	getNumRegions(TableName table) Computes the total number of regions in a table.
(package private) int	getNumReportedRegions(TableName table, QuotaSnapshotStore<TableName> tableStore) Computes the number of regions reported for a table.
Set<TableName>	getTableQuotaTables() Returns an unmodifiable view of all tables with table quotas.
org.apache.hbase.thirdparty.com.google.common.collect.Multimap<String,TableName>	getTablesByNamespace() Returns a view of all tables that reside in a namespace with a namespace quota, grouped by the namespace itself.
boolean	hasNamespaceQuota(TableName tn) Returns true if the table exists in a namespace with a namespace quota.
boolean	hasTableQuota(TableName tn) Returns true if the given table has a table quota.
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

tablesWithTableQuotas

private final Set<TableName> tablesWithTableQuotas

tablesWithNamespaceQuotas

private final Set<TableName> tablesWithNamespaceQuotas

conn

private final Connection conn

conf

private final org.apache.hadoop.conf.Configuration conf

Constructor Detail

TablesWithQuotas

public TablesWithQuotas(Connection conn,
                        org.apache.hadoop.conf.Configuration conf)

Method Detail

getConfiguration

org.apache.hadoop.conf.Configuration getConfiguration()

addTableQuotaTable

public void addTableQuotaTable(TableName tn)

Adds a table with a table quota.

addNamespaceQuotaTable

public void addNamespaceQuotaTable(TableName tn)

Adds a table with a namespace quota.

hasTableQuota

public boolean hasTableQuota(TableName tn)

Returns true if the given table has a table quota.

hasNamespaceQuota

public boolean hasNamespaceQuota(TableName tn)

Returns true if the table exists in a namespace with a namespace quota.

getTableQuotaTables

public Set<TableName> getTableQuotaTables()

Returns an unmodifiable view of all tables with table quotas.

getNamespaceQuotaTables

public Set<TableName> getNamespaceQuotaTables()

Returns an unmodifiable view of all tables in namespaces that have namespace quotas.

getNamespacesWithQuotas

public Set<String> getNamespacesWithQuotas()

getTablesByNamespace

public org.apache.hbase.thirdparty.com.google.common.collect.Multimap<String,TableName> getTablesByNamespace()

Returns a view of all tables that reside in a namespace with a namespace quota, grouped by the namespace itself.

filterInsufficientlyReportedTables

public Set<TableName> filterInsufficientlyReportedTables(QuotaSnapshotStore<TableName> tableStore)
                                                  throws IOException

Filters out all tables for which the Master currently doesn't have enough region space reports received from RegionServers yet.

Throws:

IOException

getNumRegions

int getNumRegions(TableName table)
           throws IOException

Computes the total number of regions in a table.

Throws:

IOException

getNumReportedRegions

int getNumReportedRegions(TableName table,
                          QuotaSnapshotStore<TableName> tableStore)
                   throws IOException

Computes the number of regions reported for a table.

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object