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Berkeley DB
version 4.4.20

com.sleepycat.db
Class LockRequestMode

java.lang.Object
  extended bycom.sleepycat.db.LockRequestMode

public final class LockRequestMode
extends Object

When using the default lock conflict matrix, the LockRequestMode class defines the set of possible lock modes.


Field Summary
static LockRequestMode IREAD
          Intention to read (shared).
static LockRequestMode IWR
          Intention to read and write (shared).
static LockRequestMode IWRITE
          Intention to write (shared).
static LockRequestMode READ
          Read (shared).
static LockRequestMode WRITE
          Write (exclusive).
 
Constructor Summary
LockRequestMode(String operationName, int flag)
          Construct a custom lock request mode.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

READ

public static final LockRequestMode READ
Read (shared).


WRITE

public static final LockRequestMode WRITE
Write (exclusive).


IWRITE

public static final LockRequestMode IWRITE
Intention to write (shared).


IREAD

public static final LockRequestMode IREAD
Intention to read (shared).


IWR

public static final LockRequestMode IWR
Intention to read and write (shared).

Constructor Detail

LockRequestMode

public LockRequestMode(String operationName,
                       int flag)
Construct a custom lock request mode.

Parameters:
operationName - Name used to display the mode

flag - Flag value used as an index into the lock conflict matrix

Berkeley DB
version 4.4.20

Copyright (c) 1996-2005 Sleepycat Software, Inc. - All rights reserved.