# Uses of Interface
org.apache.commons.configuration2.event.EventSource

Packages that use EventSource
Package
Description
org.apache.commons.configuration2
The Configuration main package.
org.apache.commons.configuration2.builder
This package contains the implementations of configuration builder classes used to create new `Configuration` objects.
org.apache.commons.configuration2.builder.combined
A package containing the implementation of the builder for combined configurations.
org.apache.commons.configuration2.event
This package contains interfaces and classes for receiving notifications about changes at configurations.
org.apache.commons.configuration2.plist
Configuration classes supporting NeXT / OpenStep /GNUStep style configuration.
org.apache.commons.configuration2.reloading
This package contains classes and interfaces related to the reloading mechanism.
org.apache.commons.configuration2.web
This package contains some implementations of the `Configuration` interface that are useful in web environments.

- ## Uses of EventSource in org.apache.commons.configuration2

  Classes in org.apache.commons.configuration2 that implement EventSource
  Modifier and Type
  Class
  Description
  `class`
  `AbstractConfiguration`
  Abstract configuration class.
  `class`
  `AbstractHierarchicalConfiguration<T>`
  A specialized configuration class that extends its base class by the ability of keeping more structure in the stored properties.
  `class`
  `AbstractYAMLBasedConfiguration`
  A base class for configuration implementations based on YAML structures.
  `class`
  `BaseConfiguration`
  Basic configuration class.
  `class`
  `BaseHierarchicalConfiguration`
  A specialized hierarchical configuration implementation that is based on a structure of `ImmutableNode` objects.
  `class`
  `CombinedConfiguration`
  A hierarchical composite configuration class.
  `class`
  `CompositeConfiguration`
  `CompositeConfiguration` allows you to add multiple `Configuration` objects to an aggregated configuration.
  `class`
  `DatabaseConfiguration`
  Configuration stored in a database.
  `class`
  `DataConfiguration`
  Decorator providing additional getters for any Configuration.
  `class`
  `DynamicCombinedConfiguration`
  DynamicCombinedConfiguration allows a set of CombinedConfigurations to be used.
  `class`
  `EnvironmentConfiguration`
  A Configuration implementation that reads the platform specific environment variables using the map returned by `System.getenv()`.
  `class`
  `INIConfiguration`
  A specialized hierarchical configuration implementation for parsing ini files.
  `class`
  `JNDIConfiguration`
  This Configuration class allows you to interface with a JNDI datasource.
  `class`
  `JSONConfiguration`
  A specialized hierarchical configuration class that is able to parse JSON documents.
  `class`
  `MapConfiguration`
  A Map based Configuration.
  `class`
  `PatternSubtreeConfigurationWrapper`
  Wraps a BaseHierarchicalConfiguration and allows subtrees to be accessed via a configured path with replaceable tokens derived from the ConfigurationInterpolator.
  `class`
  `PropertiesConfiguration`
  This is the "classic" Properties loader which loads the values from a single or multiple files (which can be chained with "include =".
  `class`
  `SubnodeConfiguration`
  A specialized hierarchical configuration class with a node model that uses a tracked node of another node model as its root node.
  `class`
  `SubsetConfiguration`
  A subset of another configuration.
  `class`
  `SystemConfiguration`
  A configuration based on the system properties.
  `class`
  `XMLConfiguration`
  A specialized hierarchical configuration class that is able to parse XML documents.
  `class`
  `XMLPropertiesConfiguration`
  This configuration implements the XML properties format introduced in Java, see https://docs.oracle.com/javase/8/docs/api/java/util/Properties.html.
  `class`
  `YAMLConfiguration`
  A specialized hierarchical configuration class that is able to parse YAML documents.
  Methods in org.apache.commons.configuration2 that return EventSource
  Modifier and Type
  Method
  Description
  `static EventSource`
  ConfigurationUtils.`asEventSource(Object obj, boolean mockIfUnsupported)`
  Casts the specified object to an `EventSource` if possible.

- ## Uses of EventSource in org.apache.commons.configuration2.builder

  Subinterfaces of EventSource in org.apache.commons.configuration2.builder
  Modifier and Type
  Interface
  Description
  `interface`
  `ConfigurationBuilder<T extends ImmutableConfiguration>`
  Definition of an interface for objects that can create `ImmutableConfiguration` or `Configuration` objects of a specific type.
  Classes in org.apache.commons.configuration2.builder that implement EventSource
  Modifier and Type
  Class
  Description
  `class`
  `BasicConfigurationBuilder<T extends ImmutableConfiguration>`
  An implementation of the `ConfigurationBuilder` interface which is able to create different concrete `ImmutableConfiguration` implementations based on reflection.
  `class`
  `FileBasedConfigurationBuilder<T extends FileBasedConfiguration>`
  A specialized `ConfigurationBuilder` implementation which can handle configurations read from a `FileHandler`.
  `class`
  `ReloadingFileBasedConfigurationBuilder<T extends FileBasedConfiguration>`
  A specialized `ConfigurationBuilder` implementation which can handle configurations read from a `FileHandler` and supports reloading.

- ## Uses of EventSource in org.apache.commons.configuration2.builder.combined

  Classes in org.apache.commons.configuration2.builder.combined that implement EventSource
  Modifier and Type
  Class
  Description
  `class`
  `CombinedConfigurationBuilder`
  A specialized `ConfigurationBuilder` implementation that creates a `CombinedConfiguration` from multiple configuration sources defined by an XML-based configuration definition file.
  `class`
  `MultiFileConfigurationBuilder<T extends FileBasedConfiguration>`
  A specialized `ConfigurationBuilder` implementation providing access to multiple file-based configurations based on a file name pattern.
  `class`
  `ReloadingCombinedConfigurationBuilder`
  An extension of `CombinedConfigurationBuilder` which also supports reloading operations.
  `class`
  `ReloadingMultiFileConfigurationBuilder<T extends FileBasedConfiguration>`
  A specialized `MultiFileConfigurationBuilder` implementation which adds support for reloading.

- ## Uses of EventSource in org.apache.commons.configuration2.event

  Classes in org.apache.commons.configuration2.event that implement EventSource
  Modifier and Type
  Class
  Description
  `class`
  `BaseEventSource`
  A base class for objects that can generate configuration events.

- ## Uses of EventSource in org.apache.commons.configuration2.plist

  Classes in org.apache.commons.configuration2.plist that implement EventSource
  Modifier and Type
  Class
  Description
  `class`
  `PropertyListConfiguration`
  NeXT / OpenStep style configuration.
  `class`
  `XMLPropertyListConfiguration`
  Property list file (plist) in XML FORMAT as used by macOS X (http://www.apple.com/DTDs/PropertyList-1.0.dtd).

- ## Uses of EventSource in org.apache.commons.configuration2.reloading

  Classes in org.apache.commons.configuration2.reloading that implement EventSource
  Modifier and Type
  Class
  Description
  `class`
  `CombinedReloadingController`
  A specialized `ReloadingController` implementation which manages an arbitrary number of other `ReloadingController` objects.
  `class`
  `ReloadingController`
  A class for adding support for reload operations in a generic way.

- ## Uses of EventSource in org.apache.commons.configuration2.web

  Classes in org.apache.commons.configuration2.web that implement EventSource
  Modifier and Type
  Class
  Description
  `class`
  `AppletConfiguration`
  A configuration wrapper to read applet parameters.
  `class`
  `JakartaServletConfiguration`
  A configuration wrapper around a `ServletConfig`.
  `class`
  `JakartaServletContextConfiguration`
  A configuration wrapper to read the initialization parameters of a servlet context.
  `class`
  `JakartaServletFilterConfiguration`
  A configuration wrapper around a `FilterConfig`.
  `class`
  `JakartaServletRequestConfiguration`
  A configuration wrapper to read the parameters of a servlet request.
  `class`
  `ServletConfiguration`
  A configuration wrapper around a `ServletConfig`.
  `class`
  `ServletContextConfiguration`
  A configuration wrapper to read the initialization parameters of a servlet context.
  `class`
  `ServletFilterConfiguration`
  A configuration wrapper around a `FilterConfig`.
  `class`
  `ServletRequestConfiguration`
  A configuration wrapper to read the parameters of a servlet request.