private void stashDifferentialStructure(Profile differential, Profile.ProfileStructureComponent structure)
{
structure.Name += "-differential";
structure.SetStructureForm(StructureForm.Differential);
structure.SetStructureBaseUri(StructureLoader.BuildBaseStructureUri(structure.TypeElement).ToString());
structure.Publish = false;
}
public Profile.ProfileStructureComponent Expand(Profile.ProfileStructureComponent differential)
{
var baseStructure = _loader.LocateBaseStructure(differential.TypeElement);
if (baseStructure == null)
{
throw Error.InvalidOperation("Could not locate the base profile for type {0}", differential.TypeElement.ToString());
}
var baseUri = StructureLoader.BuildBaseStructureUri(differential.TypeElement).ToString();
var snapshot = (Profile.ProfileStructureComponent)baseStructure.DeepCopy();
snapshot.SetStructureForm(StructureForm.Snapshot);
snapshot.SetStructureBaseUri(baseUri.ToString());
mergeStructure(snapshot, differential);
var fullDifferential = new DifferentialTreeConstructor(differential).MakeTree();
var snapNav = new ElementNavigator(snapshot);
snapNav.MoveToFirstChild();
var diffNav = new ElementNavigator(fullDifferential);
diffNav.MoveToFirstChild();
merge(snapNav, diffNav);
//TODO: Merge search params?
snapNav.CommitChanges();
return(snapshot);
}
public static bool ExpandElement(this ElementNavigator nav, StructureLoader source)
{
if (source == null)
{
throw Error.ArgumentNull("source");
}
if (nav.Current == null)
{
throw Error.ArgumentNull("Navigator is not positioned on an element");
}
if (nav.Current.Definition == null)
{
throw Error.Argument("Cannot move down into element {0} since it has no element definition information", nav.Path);
}
if (nav.HasChildren)
{
return(true); // already has children, we're not doing anything extra
}
if (nav.Current.Definition != null)
{
var defn = nav.Current.Definition;
if (!String.IsNullOrEmpty(defn.NameReference))
{
var sourceNav = resolveNameReference(nav.Structure, defn.NameReference);
nav.CopyChildren(sourceNav);
}
else if (defn.Type != null && defn.Type.Count > 0)
{
if (defn.Type.Count > 1)
{
throw new NotImplementedException("Don't know how to implement navigation into choice types yet at node " + nav.Path);
}
else
{
var sourceNav = resolveStructureReference(source, defn.Type[0].CodeElement);
if (sourceNav != null)
{
sourceNav.MoveToFirstChild();
nav.CopyChildren(sourceNav);
}
else
{
throw new FileNotFoundException("Cannot locate base-structure for datatype " + defn.Type[0].Code);
}
}
}
return(true);
}
return(false);
}
public void LocateStructure()
{
var locator = new StructureLoader(ArtifactResolver.CreateDefault());
var profileUri = new Uri("http://hl7.org/fhir/Profile/Profile");
var prof = locator.Locate(profileUri, new Code("Profile"));
Assert.IsNotNull(prof);
Assert.AreEqual("Profile", prof.Type);
//Assert.AreEqual(profileUri.ToString(), prof.GetProfileLocation());
// Try to locate a structure that cannot be found in the given profile
prof = locator.Locate(profileUri, new Code("Patient"));
Assert.IsNull(prof);
profileUri = new Uri("http://take.from.disk/Profile/example-lipid-profile");
var profileUriWithFrag = new Uri(profileUri.ToString() + "#lipidResultMessage");
prof = locator.Locate(profileUriWithFrag, new Code("MessageHeader"));
Assert.IsNotNull(prof);
Assert.AreEqual("MessageHeader", prof.Type);
Assert.AreEqual("lipidResultMessage", prof.Name);
//Assert.AreEqual(profileUri.ToString(), prof.GetProfileLocation());
// Try to locate a structure that cannot be found in the profile by name
profileUriWithFrag = new Uri(profileUri.ToString() + "#XXX");
prof = locator.Locate(profileUriWithFrag, new Code("Profile"));
Assert.IsNull(prof);
}
public void TestExpandChild()
{
var loader = new StructureLoader(ArtifactResolver.CreateDefault());
var profStruct = loader.Locate(new Uri("http://hl7.org/fhir/Profile/Profile"), new Code("Profile"));
var nav = new ElementNavigator(profStruct);
nav.JumpToFirst("Profile.telecom");
Assert.IsTrue(nav.ExpandElement(loader));
Assert.IsTrue(nav.MoveToChild("period"));
nav.JumpToFirst("Profile.extensionDefn.definition");
Assert.IsTrue(nav.ExpandElement(loader));
Assert.IsTrue(nav.MoveToChild("max"));
}
private static ElementNavigator resolveStructureReference(StructureLoader loader, Code code)
{
var result = loader.LocateBaseStructure(code);
return result != null ? new ElementNavigator(result) : null;
}
public static bool ExpandElement(this ElementNavigator nav, StructureLoader source)
{
if(source == null) throw Error.ArgumentNull("source");
if(nav.Current == null) throw Error.ArgumentNull("Navigator is not positioned on an element");
if (nav.Current.Definition == null) throw Error.Argument("Cannot move down into element {0} since it has no element definition information", nav.Path);
if(nav.HasChildren) return true; // already has children, we're not doing anything extra
if (nav.Current.Definition != null)
{
var defn = nav.Current.Definition;
if (!String.IsNullOrEmpty(defn.NameReference))
{
var sourceNav = resolveNameReference(nav.Structure, defn.NameReference);
nav.CopyChildren(sourceNav);
}
else if (defn.Type != null && defn.Type.Count > 0)
{
if (defn.Type.Count > 1)
throw new NotImplementedException("Don't know how to implement navigation into choice types yet at node " + nav.Path);
else
{
var sourceNav = resolveStructureReference(source, defn.Type[0].CodeElement);
if (sourceNav != null)
{
sourceNav.MoveToFirstChild();
nav.CopyChildren(sourceNav);
}
else
throw new FileNotFoundException("Cannot locate base-structure for datatype " + defn.Type[0].Code);
}
}
return true;
}
return false;
}
private static ElementNavigator resolveStructureReference(StructureLoader loader, Code code)
{
var result = loader.LocateBaseStructure(code);
return(result != null ? new ElementNavigator(result) : null);
}
public ProfileExpander(IArtifactSource source)
{
_loader = new StructureLoader(source);
}
public ProfileExpander()
{
_loader = new StructureLoader(new CachedArtifactSource(ArtifactResolver.CreateDefault()));
}
public StructureExpander(Profile.ProfileStructureComponent structure, StructureLoader loader)
{
Structure = structure;
_loader = loader;
}
public ProfileExpander(IArtifactSource source)
{
_loader = new StructureLoader(source);
}
public ProfileExpander()
{
_loader = new StructureLoader(new CachedArtifactSource(ArtifactResolver.CreateDefault()));
}
public StructureExpander(Profile.ProfileStructureComponent structure, StructureLoader loader)
{
Structure = structure;
_loader = loader;
}