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Title	Object type	File name	Summary
NullBackend::deleteMultiple	function	core/lib/Drupal/Core/Cache/NullBackend.php	Deletes multiple items from the cache.
NullBackend::garbageCollection	function	core/lib/Drupal/Core/Cache/NullBackend.php	Performs garbage collection on a cache bin.
NullBackend::get	function	core/lib/Drupal/Core/Cache/NullBackend.php	Returns data from the persistent cache.
NullBackend::getMultiple	function	core/lib/Drupal/Core/Cache/NullBackend.php	Returns data from the persistent cache when given an array of cache IDs.
NullBackend::invalidate	function	core/lib/Drupal/Core/Cache/NullBackend.php	Marks a cache item as invalid.
NullBackend::invalidateAll	function	core/lib/Drupal/Core/Cache/NullBackend.php	Marks all cache items as invalid.
NullBackend::invalidateMultiple	function	core/lib/Drupal/Core/Cache/NullBackend.php	Marks cache items as invalid.
NullBackend::removeBin	function	core/lib/Drupal/Core/Cache/NullBackend.php	Remove a cache bin.
NullBackend::set	function	core/lib/Drupal/Core/Cache/NullBackend.php	Stores data in the persistent cache.
NullBackend::setMultiple	function	core/lib/Drupal/Core/Cache/NullBackend.php	Store multiple items in the persistent cache.
NullBackend::__construct	function	core/lib/Drupal/Core/Cache/NullBackend.php	Constructs a NullBackend object.
NullBackendFactory	class	core/lib/Drupal/Core/Cache/NullBackendFactory.php
NullBackendFactory.php	file	core/lib/Drupal/Core/Cache/NullBackendFactory.php
NullBackendFactory::get	function	core/lib/Drupal/Core/Cache/NullBackendFactory.php	Gets a cache backend class for a given cache bin.
NullBackendTest	class	core/tests/Drupal/Tests/Core/Cache/NullBackendTest.php	Tests the cache NullBackend.
NullBackendTest.php	file	core/tests/Drupal/Tests/Core/Cache/NullBackendTest.php
NullBackendTest::testNullBackend	function	core/tests/Drupal/Tests/Core/Cache/NullBackendTest.php	Tests that the NullBackend does not actually store variables.
NullCoalesce	class	core/modules/migrate/src/Plugin/migrate/process/NullCoalesce.php	Provides a Null Coalesce process plugin.
NullCoalesce.php	file	core/modules/migrate/src/Plugin/migrate/process/NullCoalesce.php
NullCoalesce::transform	function	core/modules/migrate/src/Plugin/migrate/process/NullCoalesce.php	Performs the associated process.
NullCoalesceTest	class	core/modules/migrate/tests/src/Unit/process/NullCoalesceTest.php	Tests the null_coalesce process plugin.
NullCoalesceTest.php	file	core/modules/migrate/tests/src/Unit/process/NullCoalesceTest.php
NullCoalesceTest::testExceptionOnInvalidValue	function	core/modules/migrate/tests/src/Unit/process/NullCoalesceTest.php	Tests that an exception is thrown for a non-array value.
NullCoalesceTest::testTransform	function	core/modules/migrate/tests/src/Unit/process/NullCoalesceTest.php	Tests null_coalesce.
NullCoalesceTest::testTransformWithDefault	function	core/modules/migrate/tests/src/Unit/process/NullCoalesceTest.php	Tests null_coalesce with default value.
NullCoalesceTest::transformDataProvider	function	core/modules/migrate/tests/src/Unit/process/NullCoalesceTest.php	Provides Data for ::testTransform.
NullDestination	class	core/modules/migrate/src/Plugin/migrate/destination/NullDestination.php	Provides null destination plugin.
NullDestination.php	file	core/modules/migrate/src/Plugin/migrate/destination/NullDestination.php
NullDestination::fields	function	core/modules/migrate/src/Plugin/migrate/destination/NullDestination.php	Returns an array of destination fields.
NullDestination::getIds	function	core/modules/migrate/src/Plugin/migrate/destination/NullDestination.php	Gets the destination IDs.
NullDestination::import	function	core/modules/migrate/src/Plugin/migrate/destination/NullDestination.php	Import the row.
NullFileCache	class	core/lib/Drupal/Component/FileCache/NullFileCache.php	Null implementation for the file cache.
NullFileCache.php	file	core/lib/Drupal/Component/FileCache/NullFileCache.php
NullFileCache::delete	function	core/lib/Drupal/Component/FileCache/NullFileCache.php	Deletes data from the cache.
NullFileCache::get	function	core/lib/Drupal/Component/FileCache/NullFileCache.php	Gets data based on a filename.
NullFileCache::getMultiple	function	core/lib/Drupal/Component/FileCache/NullFileCache.php	Gets data based on filenames.
NullFileCache::set	function	core/lib/Drupal/Component/FileCache/NullFileCache.php	Stores data based on a filename.
NullFileCache::__construct	function	core/lib/Drupal/Component/FileCache/NullFileCache.php	Constructs a FileCache object.
NullGenerator	class	core/lib/Drupal/Core/Routing/NullGenerator.php	No-op implementation of a Url Generator, needed for backward compatibility.
NullGenerator.php	file	core/lib/Drupal/Core/Routing/NullGenerator.php
NullGenerator::getContext	function	core/lib/Drupal/Core/Routing/NullGenerator.php
NullGenerator::getInternalPathFromRoute	function	core/lib/Drupal/Core/Routing/NullGenerator.php	Gets the path of a route.
NullGenerator::getRoute	function	core/lib/Drupal/Core/Routing/NullGenerator.php	Methods generate(), generateFromRoute() and getPathFromRoute() all call this protected method.
NullGenerator::processPath	function	core/lib/Drupal/Core/Routing/NullGenerator.php	Passes the path to a processor manager to allow alterations.
NullGenerator::processRoute	function	core/lib/Drupal/Core/Routing/NullGenerator.php	Passes the route to the processor manager for altering before compilation.
NullGenerator::setContext	function	core/lib/Drupal/Core/Routing/NullGenerator.php
NullGenerator::__construct	function	core/lib/Drupal/Core/Routing/NullGenerator.php	Override the parent constructor.
NullIdMap	class	core/modules/migrate/src/Plugin/migrate/id_map/NullIdMap.php	Defines the null ID map implementation.
NullIdMap.php	file	core/modules/migrate/src/Plugin/migrate/id_map/NullIdMap.php
NullIdMap::clearMessages	function	core/modules/migrate/src/Plugin/migrate/id_map/NullIdMap.php	Clears all messages from the map.

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