org.eclipse.emf.cdo.common.revision.cache
Class CDORevisionCacheUtil

java.lang.Object
  org.eclipse.emf.cdo.common.revision.cache.CDORevisionCacheUtil

public final class CDORevisionCacheUtil
extends java.lang.Object

Since:

2.0

Field Summary

static int	DEFAULT_CAPACITY_CURRENT
static int	DEFAULT_CAPACITY_REVISED

Method Summary

static CDORevisionCache	createDefaultCache() Identical to calling createDefaultCache(DEFAULT_CAPACITY_CURRENT, DEFAULT_CAPACITY_REVISED)
static CDORevisionCache	createDefaultCache(int capacityCurrent, int capacityRevised) Creates and returns a new two-level cache with the first level being an LRU cache and the second level being a memory sensitive cache.
static CDORevisionCache	createLRUCache(int capacityCurrent, int capacityRevised) Creates and returns a new fixed size cache with two separate LRU (least-recently used) eviction policies for both current revision and revised revisions.
static CDORevisionCache	createMEMCache() Creates and returns a new memory sensitive cache.
static CDORevisionCache	createTwoLevelCache(CDORevisionCache level1, CDORevisionCache level2) Creates and returns a new two-level cache.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_CAPACITY_CURRENT

public static final int DEFAULT_CAPACITY_CURRENT

See Also:

Constant Field Values

DEFAULT_CAPACITY_REVISED

public static final int DEFAULT_CAPACITY_REVISED

See Also:

Constant Field Values

Method Detail

createLRUCache

public static CDORevisionCache createLRUCache(int capacityCurrent,
                                              int capacityRevised)

Creates and returns a new fixed size cache with two separate LRU (least-recently used) eviction policies for both current revision and revised revisions.

createMEMCache

public static CDORevisionCache createMEMCache()

Creates and returns a new memory sensitive cache.

createTwoLevelCache

public static CDORevisionCache createTwoLevelCache(CDORevisionCache level1,
                                                   CDORevisionCache level2)

Creates and returns a new two-level cache.

createDefaultCache

public static CDORevisionCache createDefaultCache(int capacityCurrent,
                                                  int capacityRevised)

Creates and returns a new two-level cache with the first level being an LRU cache and the second level being a memory sensitive cache.

createDefaultCache

public static CDORevisionCache createDefaultCache()

Identical to calling

createDefaultCache(DEFAULT_CAPACITY_CURRENT, DEFAULT_CAPACITY_REVISED)