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MutableRanges (version 0.6.2)

DynamicGRanges-class: DynamicGRanges objects

Description

A DynamicGRanges is a virtual subclass of MutableGRanges that is implemented against some other data source. It implements an optional caching mechanism, under the assumption that the data access will generally be expensive.

Arguments

Subclassing

DynamicGRanges is a virtual class. Subclasses implement the actual data access layer by overriding the fetchFromSource method, which takes a RangeQuery as its only argument. The method is only invoked for regions missing from the cache.