RAMDirectory
instance from a different
/// Directory
implementation. This can be used to load
/// a disk-based index into memory.
/// /// This should be used only with indices that can fit into memory. ///
/// Note that the resulting RAMDirectory
instance is fully
/// independent from the original Directory
(it is a
/// complete copy). Any subsequent changes to the
/// original Directory
will not be visible in the
/// RAMDirectory
instance.
///
///
Directory
value
///
/// RAMDirectory
instance from the {@link FSDirectory}.
///
/// File
specifying the index directory
///
///
/// RAMDirectory
instance from the {@link FSDirectory}.
///
/// String
specifying the full index directory path
///
///
///