oracle.adfnmc.cache
Class SimpleCache

java.lang.Object
  oracle.adfnmc.cache.SimpleCache

Direct Known Subclasses:

ImmutableCache, MetaDataCache

public class SimpleCache
extends java.lang.Object

Field Summary

protected Map	access
protected java.lang.Object	cddr
protected Properties	config
protected Map	data
static java.lang.String	MAX_COUNT
static java.lang.String	MAX_IDLE
protected CacheProvider	provider
static java.lang.String	UNTYPED

Constructor Summary

SimpleCache(CacheProvider provider, java.lang.Object cddr)
Constructor for a simple cache who attempts to populates itself (on misses) by invoking a predetermined provider fetch method (if the provider is non-null).

Method Summary

void	dumpCache(java.lang.String name, java.lang.String type)
java.lang.Object	get(java.lang.Object key, java.lang.String type) Retrieve the element from the cache, if it is not there attempt to fetch the value from the pre-registered provider.
java.lang.Object	getConfiguration(java.lang.String property)
Set	keySet(java.lang.String type)
protected void	log(Level level, ResourceBundle bundle, java.lang.String key, java.lang.Object[] params)
protected void	log(Level level, java.lang.String msg)
void	put(java.lang.Object key, java.lang.String type, java.lang.Object value) Put an item (and update the last access timestamp) in the cache
void	reset(java.lang.String type) reset the cache
void	setConfiguration(java.lang.String property, java.lang.String value)
int	size(java.lang.String type)

Methods inherited from class java.lang.Object

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

Field Detail

UNTYPED

public static final java.lang.String UNTYPED

See Also:

Constant Field Values

MAX_COUNT

public static final java.lang.String MAX_COUNT

See Also:

Constant Field Values

MAX_IDLE

public static final java.lang.String MAX_IDLE

See Also:

Constant Field Values

data

protected Map data

access

protected Map access

config

protected Properties config

provider

protected CacheProvider provider

cddr

protected java.lang.Object cddr

Constructor Detail

SimpleCache

public SimpleCache(CacheProvider provider,
                   java.lang.Object cddr)

Constructor for a simple cache who attempts to populates itself (on misses) by invoking a predetermined provider fetch method (if the provider is non-null).

Parameters:

provider - of data on cache misses

cddr - (client data direct reference) used by the provider

Method Detail

getConfiguration

public java.lang.Object getConfiguration(java.lang.String property)

setConfiguration

public void setConfiguration(java.lang.String property,
                             java.lang.String value)

get

public java.lang.Object get(java.lang.Object key,
                            java.lang.String type)

Retrieve the element from the cache, if it is not there attempt to fetch the value from the pre-registered provider.

Parameters:

key - of the cache item

type - of the cache item

Returns:

value of the cached item

put

public void put(java.lang.Object key,
                java.lang.String type,
                java.lang.Object value)

Put an item (and update the last access timestamp) in the cache

Parameters:

key - index into the cache

value - of the item adding to the cache

keySet

public Set keySet(java.lang.String type)

reset

public void reset(java.lang.String type)

reset the cache

dumpCache

public void dumpCache(java.lang.String name,
                      java.lang.String type)

size

public int size(java.lang.String type)

Returns:

the current size of the cache

log

protected void log(Level level,
                   java.lang.String msg)

log

protected void log(Level level,
                   ResourceBundle bundle,
                   java.lang.String key,
                   java.lang.Object[] params)