org.apache.hadoop.hbase

Class MetaTableAccessor.TableVisitorBase

java.lang.Object

org.apache.hadoop.hbase.MetaTableAccessor.DefaultVisitorBase

org.apache.hadoop.hbase.MetaTableAccessor.TableVisitorBase

All Implemented Interfaces:

MetaTableAccessor.Visitor

Enclosing class:

MetaTableAccessor

public abstract static class MetaTableAccessor.TableVisitorBase
extends MetaTableAccessor.DefaultVisitorBase

A Visitor 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
TableVisitorBase(TableName tableName)

Method Summary

Modifier and Type	Method and Description
boolean	visit(Result rowResult) Visit the catalog table row.

Methods inherited from class org.apache.hadoop.hbase.MetaTableAccessor.DefaultVisitorBase

visitInternal

Methods inherited from class java.lang.Object

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

Constructor Detail

TableVisitorBase

public TableVisitorBase(TableName tableName)

Method Detail

visit

public final boolean visit(Result rowResult)
                    throws IOException

Description copied from interface: MetaTableAccessor.Visitor

Visit the catalog table row.

Specified by:

visit in interface MetaTableAccessor.Visitor

Overrides:

visit in class MetaTableAccessor.DefaultVisitorBase

Parameters:

rowResult - A row from catalog table

Returns:

True if we are to proceed scanning the table, else false if we are to stop now.

Throws:

IOException