Package com.hybris.cockpitng.core.config.impl.cache

Class DefaultConfigurationCache

java.lang.Object

com.hybris.cockpitng.core.config.impl.cache.DefaultConfigurationCache

All Implemented Interfaces:

ConfigurationCache

public class DefaultConfigurationCache
extends java.lang.Object
implements ConfigurationCache

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	DefaultConfigurationCache.CachedContextImpl
protected class	DefaultConfigurationCache.CachedContextList

Constructor Summary

Constructors

Constructor	Description
DefaultConfigurationCache()

Method Summary

Modifier and Type	Method	Description
protected void	cacheAttributes(DefaultConfigurationCache.CachedContextImpl context, java.util.Map<java.lang.String,java.lang.String> attributes)
<C> void	cacheConfiguration(ConfigContext context, java.lang.Class<C> configType, C config)	Sets configuration in cache.
void	cacheContexts(Config config, java.util.Collection<Context> contexts, ConfigurationContextResolver resolver)	Sets contexts for specified configuration.
protected void	cacheMatchingContexts(java.lang.String name, java.lang.String value, java.util.Collection<DefaultConfigurationCache.CachedContextImpl> contexts)
void	cacheRootConfiguration(Config config, long origin)	Adds root configuration to cache.
void	clear()	Removes all values that has been cached
void	clearAttributes()	Removes all attributes for all contexts that has been cached
void	clearAttributes(Context context)	Removes all attributes for specified context that has been cached
void	clearConfigurations()	Removes all configurations that has been cached.
ContextQuery	createContextQuery(Config config, ContextAttributeComparator comparator)	Initialises search for context basing on their attributes
protected java.util.Collection<DefaultConfigurationCache.CachedContextImpl>	createContextsContainer(java.util.Collection<? extends Context> elements)
protected java.util.stream.Stream<java.util.Map.Entry<java.lang.String,java.lang.String>>	extractAttributes(java.util.stream.Stream<Context> contexts)
protected java.util.stream.Stream<org.apache.commons.lang3.tuple.Pair<java.lang.String,java.lang.String>>	extractConstantValues(ContextSearchRequest request, java.util.Set<java.lang.String> constants)
java.util.Map<java.lang.String,java.lang.String>	getAttributes(Context context)	Gets cached attributes defined by provided context
protected java.util.Collection<DefaultConfigurationCache.CachedContextImpl>	getCachedMatchingContexts(java.lang.String name, java.lang.String value)
<C> C	getConfiguration(ConfigContext context, java.lang.Class<C> configType)	Gets configuration from cache.
protected java.util.Map<ConfigContext,java.lang.Object>	getConfigurations(java.lang.Class<?> configType)
java.util.Collection<Context>	getContexts(Config config)	Gets cached contexts for provided configuration
protected java.util.Collection<DefaultConfigurationCache.CachedContextImpl>	getContextsForAttribute(java.util.Collection<? extends Context> rootContexts, java.lang.String name, java.lang.String value, ContextAttributeComparator comparator)
protected java.util.stream.Stream<Context>	getMatchingContexts(java.util.Collection<? extends Context> contexts, java.util.stream.Stream<org.apache.commons.lang3.tuple.Pair<java.lang.String,java.lang.String>> attributes, ContextAttributeComparator comparator)
Config	getRootConfiguration()	Returns root configuration from cache
boolean	isValid(long origin)	Checks whether configuration is up to date
ConfigurationSearchFilter	prepareSearchFilter(ContextSearchRequest request, java.util.Set<java.lang.String> constants, ContextAttributeComparator comparator)	Prepares an object that is able to decide which queries should not be evaluated.
protected void	releaseReadLock()
protected void	releaseWriteLock()
protected void	requestReadLock()
protected void	requestWriteLock()
protected DefaultConfigurationCache.CachedContextImpl	wrapContext(DefaultConfigurationCache.CachedContextImpl parent, Context context)
protected DefaultConfigurationCache.CachedContextImpl	wrapContext(Context context)

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultConfigurationCache

public DefaultConfigurationCache()

Method Detail

createContextsContainer

protected java.util.Collection<DefaultConfigurationCache.CachedContextImpl> createContextsContainer(java.util.Collection<? extends Context> elements)

isValid

public boolean isValid(long origin)

Description copied from interface: ConfigurationCache

Checks whether configuration is up to date

Specified by:

isValid in interface ConfigurationCache

Parameters:

origin - last modification time of configuration

Returns:

true if cache was valid and no changes where done

clear

public void clear()

Description copied from interface: ConfigurationCache

Removes all values that has been cached

Specified by:

clear in interface ConfigurationCache

getRootConfiguration

public Config getRootConfiguration()

Description copied from interface: ConfigurationCache

Returns root configuration from cache

Specified by:

getRootConfiguration in interface ConfigurationCache

Returns:

cached configuration or null if not available

cacheRootConfiguration

public void cacheRootConfiguration(Config config,
                                   long origin)

Description copied from interface: ConfigurationCache

Adds root configuration to cache.

If any root configuration was already cached, then it is replaced

Specified by:

cacheRootConfiguration in interface ConfigurationCache

Parameters:

config - configuration to cache

origin - origin time of configuration that is being cached

getContexts

public java.util.Collection<Context> getContexts(Config config)

Description copied from interface: ConfigurationCache

Gets cached contexts for provided configuration

Specified by:

getContexts in interface ConfigurationCache

Parameters:

config - configuration which contexts are requested

Returns:

contexts cached or null if unavailable

cacheContexts

public void cacheContexts(Config config,
                          java.util.Collection<Context> contexts,
                          ConfigurationContextResolver resolver)

Description copied from interface: ConfigurationCache

Sets contexts for specified configuration.

If any contexts for this configuration was already cached, then they are replaced

Specified by:

cacheContexts in interface ConfigurationCache

Parameters:

config - configuration which contexts are being cached

contexts - contexts to cache

resolver - an object able to retrieve all needed data from context

clearAttributes

public void clearAttributes()

Description copied from interface: ConfigurationCache

Removes all attributes for all contexts that has been cached

Specified by:

clearAttributes in interface ConfigurationCache

See Also:

ConfigurationCache.getAttributes(Context)

clearAttributes

public void clearAttributes(Context context)

Description copied from interface: ConfigurationCache

Removes all attributes for specified context that has been cached

Specified by:

clearAttributes in interface ConfigurationCache

See Also:

ConfigurationCache.getAttributes(Context)

getAttributes

public java.util.Map<java.lang.String,java.lang.String> getAttributes(Context context)

Description copied from interface: ConfigurationCache

Gets cached attributes defined by provided context

Specified by:

getAttributes in interface ConfigurationCache

Parameters:

context - context which attributes are requested

Returns:

attributes <name, value> map or null if unavailable

createContextQuery

public ContextQuery createContextQuery(Config config,
                                       ContextAttributeComparator comparator)

Description copied from interface: ConfigurationCache

Initialises search for context basing on their attributes

Specified by:

createContextQuery in interface ConfigurationCache

Parameters:

config - configuration which contexts are to be queried

comparator - a object capable of comparing values of attributes

Returns:

initialised query or null if configuration has been cached

cacheAttributes

protected void cacheAttributes(DefaultConfigurationCache.CachedContextImpl context,
                               java.util.Map<java.lang.String,java.lang.String> attributes)

requestReadLock

protected void requestReadLock()

releaseReadLock

protected void releaseReadLock()

requestWriteLock

protected void requestWriteLock()

releaseWriteLock

protected void releaseWriteLock()

getCachedMatchingContexts

protected java.util.Collection<DefaultConfigurationCache.CachedContextImpl> getCachedMatchingContexts(java.lang.String name,
                                                                                                      java.lang.String value)

cacheMatchingContexts

protected void cacheMatchingContexts(java.lang.String name,
                                     java.lang.String value,
                                     java.util.Collection<DefaultConfigurationCache.CachedContextImpl> contexts)

getContextsForAttribute

protected java.util.Collection<DefaultConfigurationCache.CachedContextImpl> getContextsForAttribute(java.util.Collection<? extends Context> rootContexts,
                                                                                                    java.lang.String name,
                                                                                                    java.lang.String value,
                                                                                                    ContextAttributeComparator comparator)

clearConfigurations

public void clearConfigurations()

Description copied from interface: ConfigurationCache

Removes all configurations that has been cached.

Specified by:

clearConfigurations in interface ConfigurationCache

See Also:

ConfigurationCache.getConfiguration(ConfigContext, Class), ConfigurationCache.cacheConfiguration(ConfigContext, Class, Object)

getConfiguration

public <C> C getConfiguration(ConfigContext context,
                              java.lang.Class<C> configType)

Description copied from interface: ConfigurationCache

Gets configuration from cache.

Specified by:

getConfiguration in interface ConfigurationCache

Type Parameters:

C - type of configuration

Parameters:

context - context of requested configuration

configType - expected configuration model class

Returns:

configuration found or null if not available

getConfigurations

protected java.util.Map<ConfigContext,java.lang.Object> getConfigurations(java.lang.Class<?> configType)

cacheConfiguration

public <C> void cacheConfiguration(ConfigContext context,
                                   java.lang.Class<C> configType,
                                   C config)

Description copied from interface: ConfigurationCache

Sets configuration in cache.

If any configurations bound to provided context was already cached, then it is replaced

Specified by:

cacheConfiguration in interface ConfigurationCache

Parameters:

context - context of requested configuration

config - configuration to be cached

extractConstantValues

protected java.util.stream.Stream<org.apache.commons.lang3.tuple.Pair<java.lang.String,java.lang.String>> extractConstantValues(ContextSearchRequest request,
                                                                                                                                      java.util.Set<java.lang.String> constants)

getMatchingContexts

protected java.util.stream.Stream<Context> getMatchingContexts(java.util.Collection<? extends Context> contexts,
                                                               java.util.stream.Stream<org.apache.commons.lang3.tuple.Pair<java.lang.String,java.lang.String>> attributes,
                                                               ContextAttributeComparator comparator)

extractAttributes

protected java.util.stream.Stream<java.util.Map.Entry<java.lang.String,java.lang.String>> extractAttributes(java.util.stream.Stream<Context> contexts)

prepareSearchFilter

public ConfigurationSearchFilter prepareSearchFilter(ContextSearchRequest request,
                                                     java.util.Set<java.lang.String> constants,
                                                     ContextAttributeComparator comparator)

Description copied from interface: ConfigurationCache

Prepares an object that is able to decide which queries should not be evaluated.

Specified by:

prepareSearchFilter in interface ConfigurationCache

Parameters:

request - request that will be processed

constants - attributes that will not change during the search

Returns:

exclusions or null if all queries should be applied

wrapContext

protected DefaultConfigurationCache.CachedContextImpl wrapContext(DefaultConfigurationCache.CachedContextImpl parent,
                                                                  Context context)

wrapContext

protected DefaultConfigurationCache.CachedContextImpl wrapContext(Context context)