EtagService (Fedora Commons 6.0.0 API)

java.lang.Object
- org.fcrepo.http.api.services.EtagService

```
@Component
public class EtagService
extends Object
```
Service for computing etags for request responses

Author:

bbpennel

Constructor Summary

Constructors
Constructor Description

EtagService()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`String`	`getRdfResourceEtag(Transaction transaction, FedoraResource resource, LdpTriplePreferences prefers, Collection<javax.ws.rs.core.MediaType> acceptableMediaTypes)`	Produces etag for a request for an RDF resource.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - EtagService
```
public EtagService()
```
- Method Detail
  - getRdfResourceEtag
```
public String getRdfResourceEtag(Transaction transaction,
                                 FedoraResource resource,
                                 LdpTriplePreferences prefers,
                                 Collection<javax.ws.rs.core.MediaType> acceptableMediaTypes)
```
    Produces etag for a request for an RDF resource. It is based on factors related to the current state of the resource, as well as request options which change the representation of the resource.
    
    Parameters:
    
    transaction - transaction
    
    resource - resource
    
    prefers - LDP preference headers for the request
    
    acceptableMediaTypes - collection of acceptable media types for the response
    
    Returns:
    
    etag for the request