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java.lang.Objectjdbm.recman.PageCursor
This class provides a cursor that can follow lists of pages bi-directionally.
Field Summary | |
(package private) long |
current
|
(package private) PageManager |
pageman
|
(package private) short |
type
|
Constructor Summary | |
(package private) |
PageCursor(PageManager pageman,
long current)
Constructs a page cursor that starts at the indicated block. |
(package private) |
PageCursor(PageManager pageman,
short type)
Constructs a page cursor that starts at the first block of the indicated list. |
Method Summary | |
(package private) long |
getCurrent()
Returns the current value of the cursor. |
(package private) long |
next()
Returns the next value of the cursor |
(package private) long |
prev()
Returns the previous value of the cursor |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
PageManager pageman
long current
short type
Constructor Detail |
PageCursor(PageManager pageman, long current)
PageCursor(PageManager pageman, short type) throws java.io.IOException
Method Detail |
long getCurrent() throws java.io.IOException
java.io.IOException
long next() throws java.io.IOException
java.io.IOException
long prev() throws java.io.IOException
java.io.IOException
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