com.atlassian.plugin.osgi.container.impl
Class DefaultOsgiPersistentCache

java.lang.Object
  com.atlassian.plugin.osgi.container.impl.DefaultOsgiPersistentCache

All Implemented Interfaces:

OsgiPersistentCache

public class DefaultOsgiPersistentCache
extends Object
implements OsgiPersistentCache

Default implementation of persistent cache. Handles clearing of directories if an upgrade has been detected.

Since:

2.2.0

Constructor Summary

DefaultOsgiPersistentCache(File baseDir)
Constructs a cache, using the passed file as the base directory for cache subdirectories

DefaultOsgiPersistentCache(File baseDir, String applicationVersion)
Deprecated.

Method Summary

void	clear() Clear all caches
File	getFrameworkBundleCache()
File	getOsgiBundleCache()
File	getTransformedPluginCache()
void	validate(String cacheValidationKey) Validates the caches against a cache key.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultOsgiPersistentCache

public DefaultOsgiPersistentCache(File baseDir)

Constructs a cache, using the passed file as the base directory for cache subdirectories

Parameters:

baseDir - The base directory

DefaultOsgiPersistentCache

@Deprecated
public DefaultOsgiPersistentCache(File baseDir,
                                             String applicationVersion)

Deprecated.

Constructor added in the 2.2.0 beta timeframe, but was made redundant later. Application version is not used.

Method Detail

getFrameworkBundleCache

public File getFrameworkBundleCache()

Specified by:

getFrameworkBundleCache in interface OsgiPersistentCache

Returns:

the directory to store extracted framework bundles

getOsgiBundleCache

public File getOsgiBundleCache()

Specified by:

getOsgiBundleCache in interface OsgiPersistentCache

Returns:

the directory to use for the container bundle cache

getTransformedPluginCache

public File getTransformedPluginCache()

Specified by:

getTransformedPluginCache in interface OsgiPersistentCache

Returns:

the directory to store transformed plugins

clear

public void clear()
           throws OsgiContainerException

Description copied from interface: OsgiPersistentCache

Clear all caches

Specified by:

clear in interface OsgiPersistentCache

Throws:

OsgiContainerException - If the caches couldn't be cleared

validate

public void validate(String cacheValidationKey)

Description copied from interface: OsgiPersistentCache

Validates the caches against a cache key. If the key changes, the directories are wiped clean.

Specified by:

validate in interface OsgiPersistentCache

Parameters:

cacheValidationKey - The cache key, can be anything