Package org.h2.index

Class ViewCursor

java.lang.Object

org.h2.index.ViewCursor

All Implemented Interfaces:

Cursor

public class ViewCursor
extends java.lang.Object
implements Cursor

The cursor implementation of a view index.

Field Summary

Fields

Modifier and Type	Field	Description
private Row	current
private SearchRow	first
private ViewIndex	index
private SearchRow	last
private ResultInterface	result
private Table	table

Constructor Summary

Constructors

Constructor	Description
ViewCursor(ViewIndex index, ResultInterface result, SearchRow first, SearchRow last)

Method Summary

Modifier and Type	Method	Description
Row	get()	Get the complete current row.
SearchRow	getSearchRow()	Get the current row.
boolean	next()	Skip to the next row if one is available.
boolean	previous()	Skip to the previous row if one is available.

Methods inherited from class java.lang.Object

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

Field Detail

table

private final Table table

index

private final ViewIndex index

result

private final ResultInterface result

first

private final SearchRow first

last

private final SearchRow last

current

private Row current

Constructor Detail

ViewCursor

public ViewCursor(ViewIndex index,
                  ResultInterface result,
                  SearchRow first,
                  SearchRow last)

Method Detail

get

public Row get()

Description copied from interface: Cursor

Get the complete current row. All column are available.

Specified by:

get in interface Cursor

Returns:

the complete row

getSearchRow

public SearchRow getSearchRow()

Description copied from interface: Cursor

Get the current row. Only the data for indexed columns is available in this row.

Specified by:

getSearchRow in interface Cursor

Returns:

the search row

next

public boolean next()

Description copied from interface: Cursor

Skip to the next row if one is available.

Specified by:

next in interface Cursor

Returns:

true if another row is available

previous

public boolean previous()

Description copied from interface: Cursor

Skip to the previous row if one is available. No filtering is made here.

Specified by:

previous in interface Cursor

Returns:

true if another row is available