private void buildLinkFormat(Resource resource, StringBuilder builder, List<String> query) {
if (resource.getChildren().size() > 0) {
// Loop over all sub-resources
for (Resource res : resource.getChildren()) {
// System.out.println(resource.getSubResources().size());
// System.out.println(res.getName());
if (LinkFormat.matches(res, query) && res.getAttributes().getCount() > 0) {
// Convert Resource to string representation and add
// delimiter
builder.append(toLinkFormatItem(res));
builder.append(',');
}
// Recurse
buildLinkFormat(res, builder, query);
}
}
}
public String toLinkFormatItem(Resource resource) {
StringBuilder linkFormat = new StringBuilder();
// TODO return absolute link
linkFormat.append("<" + getContext());
linkFormat.append(resource.getPath().substring(this.getPath().length()));
linkFormat.append(">");
return linkFormat
.append(LinkFormat.serializeResource(resource).toString().replaceFirst("<.+>", ""))
.toString();
}
/*
* add a new resource to the node. E.g. the resource temperature or
* humidity. If the path is /readings/temp, temp will be a subResource
* of readings, which is a subResource of the node.
*/
public ResourceBase addNodeResource(String path) {
Scanner scanner = new Scanner(path);
scanner.useDelimiter("/");
String next = "";
boolean resourceExist = false;
Resource resource = this; // It's the resource that represents the endpoint
ResourceBase subResource = null;
while (scanner.hasNext()) {
resourceExist = false;
next = scanner.next();
for (Resource res : resource.getChildren()) {
if (res.getName().equals(next)) {
subResource = (ResourceBase) res;
resourceExist = true;
}
}
if (!resourceExist) {
subResource = new RDTagResource(next, true, this);
resource.add(subResource);
}
resource = subResource;
}
subResource.setPath(resource.getPath());
subResource.setName(next);
scanner.close();
return subResource;
}