// PRIVATE METHODS //////////////////////////////////////////////////
#region Methods
private static Link GetStandardLink(IGetLinks getLinks, string rel)
{
Contract.Requires(getLinks != null);
Contract.Requires(String.IsNullOrWhiteSpace(rel) == false);
Link standardLink;
return(getLinks.TryGetLink(rel, out standardLink) ? standardLink : null);
}
public static DomReadOnlyLinks Create(IGetLinks getLinks)
{
Contract.Requires(getLinks != null && getLinks.Links != null);
var links = getLinks.Links;
var domReadOnlyLinks = new DomReadOnlyLinks(links);
return(domReadOnlyLinks);
}
public static DomReadOnlyLink Create(string rel, IGetLinks getLinks)
{
Contract.Requires(String.IsNullOrWhiteSpace(rel) == false);
Contract.Requires(getLinks != null && getLinks.Links != null);
var link = getLinks.GetLink(rel);
var domReadOnlyLink = new DomReadOnlyLink(rel, link);
return(domReadOnlyLink);
}
public static Uri GetUri(this IGetLinks getLinks, string rel)
{
Contract.Requires(getLinks != null);
var links = getLinks.Links;
if (links != null)
{
return(links.GetUri(rel));
}
throw new LinkNotFoundException(rel);
}
public static bool TryGetUri(this IGetLinks getLinks, string rel, out Uri uri)
{
Contract.Requires(getLinks != null);
var links = getLinks.Links;
if (links != null)
{
return(links.TryGetUri(rel, out uri));
}
uri = null;
return(false);
}
public static bool TryGetLink(this IGetLinks getLinks, string rel, out Link link)
{
Contract.Requires(getLinks != null);
var links = getLinks.Links;
if (links != null)
{
return(links.TryGetLink(rel, out link));
}
link = null;
return(false);
}
public static bool TryGetHRef(this IGetLinks getLinks, string rel, out string hRef)
{
Contract.Requires(getLinks != null);
var links = getLinks.Links;
if (links != null)
{
return(links.TryGetHRef(rel, out hRef));
}
hRef = null;
return(false);
}
public static void MapApiLinksToClrResource(this IResourceType resourceType, object clrResource, IGetLinks apiGetLinks)
{
Contract.Requires(resourceType != null);
Contract.Requires(clrResource != null);
Contract.Requires(apiGetLinks != null);
var apiLinks = apiGetLinks.Links;
resourceType.SetClrLinks(clrResource, apiLinks);
}
public static Link SelfLink(this IGetLinks getLinks)
{
Contract.Requires(getLinks != null);
return(GetStandardLink(getLinks, Keywords.Self));
}
// PUBLIC METHODS ///////////////////////////////////////////////////
#region IGetLinks Extension Methods
public static bool HasLinks(this IGetLinks getLinks)
{
Contract.Requires(getLinks != null);
return(getLinks.Links != null);
}
public static Link CanonicalLink(this IGetLinks getLinks)
{
Contract.Requires(getLinks != null);
return(GetStandardLink(getLinks, Keywords.Canonical));
}
protected static void WriteLinks(JsonWriter writer, JsonSerializer serializer, IGetLinks getLinks)
{
Contract.Requires(writer != null);
Contract.Requires(serializer != null);
Contract.Requires(getLinks != null);
if (getLinks.Links == null || getLinks.Links.Any() == false)
{
return;
}
writer.WritePropertyName(Keywords.Links);
var linksJToken = JToken.FromObject(getLinks.Links, serializer);
var linksJObject = (JObject)linksJToken;
linksJObject.WriteTo(writer);
}
