org.apache.hadoop.hbase.client

Class MetaScanner.TableMetaScannerVisitor

java.lang.Object

org.apache.hadoop.hbase.client.MetaScanner.MetaScannerVisitorBase

org.apache.hadoop.hbase.client.MetaScanner.DefaultMetaScannerVisitor

org.apache.hadoop.hbase.client.MetaScanner.TableMetaScannerVisitor

All Implemented Interfaces:

Closeable, AutoCloseable, MetaScanner.MetaScannerVisitor

Enclosing class:

MetaScanner

public abstract static class MetaScanner.TableMetaScannerVisitor
extends MetaScanner.DefaultMetaScannerVisitor

A MetaScannerVisitor for a table. Provides a consistent view of the table's hbase:meta entries during concurrent splits (see HBASE-5986 for details). This class does not guarantee ordered traversal of meta entries, and can block until the hbase:meta entries for daughters are available during splits.

Constructor Summary

Constructors

Constructor and Description
TableMetaScannerVisitor(org.apache.hadoop.hbase.TableName tableName)

Method Summary

Modifier and Type	Method and Description
boolean	processRow(Result rowResult) Visitor method that accepts a RowResult and the meta region location.

Methods inherited from class org.apache.hadoop.hbase.client.MetaScanner.DefaultMetaScannerVisitor

processRowInternal

Methods inherited from class org.apache.hadoop.hbase.client.MetaScanner.MetaScannerVisitorBase

close

Methods inherited from class java.lang.Object

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

Constructor Detail

TableMetaScannerVisitor

public TableMetaScannerVisitor(org.apache.hadoop.hbase.TableName tableName)

Method Detail

processRow

public final boolean processRow(Result rowResult)
                         throws IOException

Description copied from interface: MetaScanner.MetaScannerVisitor

Visitor method that accepts a RowResult and the meta region location. Implementations can return false to stop the region's loop if it becomes unnecessary for some reason.

Specified by:

processRow in interface MetaScanner.MetaScannerVisitor

Overrides:

processRow in class MetaScanner.DefaultMetaScannerVisitor

Parameters:

rowResult - result

Returns:

A boolean to know if it should continue to loop in the region

Throws:

IOException - e