Java Code Examples for org.hl7.fhir.dstu3.model.ElementDefinition#hasId()

public String getType(String elementName) {
   if (!definition.getPath().contains("."))
     return definition.getPath();
   ElementDefinition ed = definition;
   if (definition.hasContentReference()) {
     if (!definition.getContentReference().startsWith("#"))
       throw new Error("not handled yet");
     boolean found = false;
     for (ElementDefinition d : structure.getSnapshot().getElement()) {
       if (d.hasId() && d.getId().equals(definition.getContentReference().substring(1))) {
         found = true;
         ed = d;
       }
     }
     if (!found)
       throw new Error("Unable to resolve "+definition.getContentReference()+" at "+definition.getPath()+" on "+structure.getUrl());
   }
   if (ed.getType().size() == 0)
		return null;
   else if (ed.getType().size() > 1) {
     String t = ed.getType().get(0).getCode();
		boolean all = true;
     for (TypeRefComponent tr : ed.getType()) {
			if (!t.equals(tr.getCode()))
				all = false;
		}
		if (all)
			return t;
     String tail = ed.getPath().substring(ed.getPath().lastIndexOf(".")+1);
     if (tail.endsWith("[x]") && elementName != null && elementName.startsWith(tail.substring(0, tail.length()-3))) {
			String name = elementName.substring(tail.length()-3);
       return isPrimitive(lowFirst(name)) ? lowFirst(name) : name;        
		} else
       throw new Error("logic error, gettype when types > 1, name mismatch for "+elementName+" on at "+ed.getPath());
   } else if (ed.getType().get(0).getCode() == null) {
     return structure.getId();
	} else
     return ed.getType().get(0).getCode();
}
 

/**
 * Given a Structure, navigate to the element given by the path and return the direct children of that element
 *
 * @param structure The structure to navigate into
 * @param path The path of the element within the structure to get the children for
 * @return A List containing the element children (all of them are Elements)
 */
public static List<ElementDefinition> getChildList(StructureDefinition profile, String path, String id) {
  List<ElementDefinition> res = new ArrayList<ElementDefinition>();

  boolean capturing = id==null;
  if (id==null && !path.contains("."))
    capturing = true;
  
  for (ElementDefinition e : profile.getSnapshot().getElement()) {
    if (!capturing && id!=null && e.getId().equals(id)) {
      capturing = true;
    }
    
    // If our element is a slice, stop capturing children as soon as we see the next slice
    if (capturing && e.hasId() && id!= null && !e.getId().equals(id) && e.getPath().equals(path))
      break;
    
    if (capturing) {
      String p = e.getPath();

      if (!Utilities.noString(e.getContentReference()) && path.startsWith(p)) {
        if (path.length() > p.length())
          return getChildList(profile, e.getContentReference()+"."+path.substring(p.length()+1), null);
        else
          return getChildList(profile, e.getContentReference(), null);
        
      } else if (p.startsWith(path+".") && !p.equals(path)) {
        String tail = p.substring(path.length()+1);
        if (!tail.contains(".")) {
          res.add(e);
        }
      }
    }
  }

  return res;
}
 

private boolean hasMissingIds(List<ElementDefinition> list) {
  for (ElementDefinition ed : list) {
    if (!ed.hasId())
      return true;
  }    
  return false;
}
 

private ElementDefinition getElementById(List<ElementDefinition> elements, String contentReference) {
  for (ElementDefinition ed : elements)
    if (ed.hasId() && ("#"+ed.getId()).equals(contentReference))
      return ed;
  return null;
}