org.h2.index
Class TreeCursor

java.lang.Object
  org.h2.index.TreeCursor

All Implemented Interfaces:

Cursor

public class TreeCursor
extends java.lang.Object
implements Cursor

The cursor implementation for a tree index.

Method Summary

Row	get() Get the complete current row.
long	getKey() Get the unique key of the 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

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

getKey

public long getKey()

Description copied from interface: Cursor

Get the unique key of the current row.

Specified by:

getKey in interface Cursor

Returns:

the key

next

public boolean next()
             throws java.sql.SQLException

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

Throws:

java.sql.SQLException

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