- Aware of all styles currently available
- Aware of the origin of each style (on disk, WMS, etc)
- Will return a style if it is requested
- Can receive new or changed styles
- Can remove styles
- Styles residing on WMSs are read only, but can be copied to another location (to disk, then edited)
- In order to keep track of styles, needs to listen to WMS getCapabilities responses
- Can be told where some styles are residing, and then should go retrieve them for storage
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