# Apache Tamaya Modules - Event and dynamic Update Extensions 0.2-incubating API

Packages
Package | Description
--- | ---
org.apache.tamaya.events | This package provides the main building blocks for handling configuration changes, such as `ConfigEventManager`, `ConfigEventListener` and artifacts to describe the changes (delta) of a Configuration or a PropertySource.
org.apache.tamaya.events.delta | This package contains artifacts to describe the changes (delta) of a Configuration or a PropertySource.
org.apache.tamaya.events.folderobserver | This package contains code to observe a folder for file changes and to trigger corresponding events, that are handled by an according `ObservingPropertySourceProvider` instance.
org.apache.tamaya.events.internal | This package contains internal default implementations for the config events module.
org.apache.tamaya.events.spi | This package contains the SPI to implement the `ConfigEventManager` singleton.

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