# File lib/mongo/gridfs/grid_io.rb, line 118 def write(io) raise GridError, "file not opened for write" unless @mode[0] == ?w if io.is_a? String if Mongo::WriteConcern.gle?(@write_concern) @local_md5.update(io) end write_string(io) else length = 0 if Mongo::WriteConcern.gle?(@write_concern) while(string = io.read(@chunk_size)) @local_md5.update(string) length += write_string(string) end else while(string = io.read(@chunk_size)) length += write_string(string) end end length end end