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--- development:plugins:hierarchy_components [2015/12/10 18:44] – [Hierarchy Tree Data Source Plugin Details] demiankatz
+++ development:plugins:hierarchy_components [2015/12/14 16:42] – ↷ Links adapted because of a move operation demiankatz
@@ Line 1: / Line 1: @@
 ====== Hierarchy Plugins ======
-VuFind uses several families of classes to support its [[:hierarchies_and_collections|hierarchies and collections]] functionality.
+VuFind uses several families of classes to support its [[indexing:hierarchies_and_collections|hierarchies and collections]] functionality.
 ===== Hierarchy Driver Plugin Details =====
@@ Line 19: / Line 19: @@
 ===== Hierarchy Tree Data Formatter Plugin Details =====
-// Hierarchy tree data formatters convert VuFind's internal hierarchy representation to different output formats (i.e. XML vs. JSON). //
+// Hierarchy tree data formatters convert VuFind's internal hierarchy representation to different output formats (i.e. XML vs. JSON). These plugins were introduced in VuFind 2.5 to make hierarchy encoding more flexible and less redundant. //
 **Default Namespace:** \VuFind\Hierarchy\TreeDataFormatter