CNode-class: Provides R API to DataONE Coordinating Node services.

In dataone: R Interface to the 'DataONE' REST API

Provides R API to DataONE Coordinating Node services.

Description

The CNode class provides methods that interact with a DataONE Coordinating Node.

Slots

endpoint

A character vector containing URL service endpoint for the Coordinating Node

services

A data.frame containing the supported service tiers for a CN

serviceUrls

A data.frame contains URL endpoints for certain services

Methods

• CNode(): Construct a CNode object

• listFormats(): List all object formats registered in DataONE

• getFormat(): Get information for a single DataONE object format

• getChecksum(): Get the checksum for the data object associated with the specified pid

• listNodes(): Get the list of nodes associated with a CN

• reserveIdentifier(): Reserve a identifier that is unique in the DataONE network

• hasReservation(): Checks to determine if the supplied subject is the owner of the reservation of id

• setObsoletedBy(): Set a pid as being obsoleted by another pid

• getObject(): Get the bytes associated with an object on this Coordinating Node

• getSystemMetadata(): Get the bytes associated with an object on this Coordinating Node

• describeObject(): Get a list of coordinating nodes holding a given pid

• resolve(): Get a list of coordinating nodes holding a given pid

• getMNode(): Get a reference to a node based on its identifier

• echoCredentials(): Echo the credentials used to make the call

• isAuthorized(): Check if an action is authorized for the specified identifier

See Also

dataone() package description.

dataone documentation built on Dec. 10, 2025, 5:07 p.m.