question: create a new unmodifiable view of the specified mapping . methods that attempt to modify the returned map will throw unsupportedoperationexception s. concode_field_sep String extension concode_elem_sep String mimeType concode_elem_sep Map<String,Mapping> map concode_elem_sep MimeMappings DEFAULT concode_field_sep String add concode_elem_sep Iterator<Mapping> iterator concode_elem_sep Collection<Mapping> getAll concode_elem_sep String getExtension concode_elem_sep String getMimeType concode_elem_sep int hashCode concode_elem_sep int hashCode concode_elem_sep String get concode_elem_sep boolean equals concode_elem_sep boolean equals concode_elem_sep String toString concode_elem_sep String remove
target: MimeMappings function ( MimeMappings arg0 ) { return new MimeMappings ( arg0 , false ) ; }