/**
* The object will contain metadata properties, including object identifier {@code _id}, and
* object version {@code _rev} to enable optimistic concurrency supported by OrientDB and OpenIDM.
*
* @param request the identifier of the object to retrieve from the object set.
* @throws NotFoundException if the specified object could not be found.
* @throws ForbiddenException if access to the object is forbidden.
* @throws BadRequestException if the passed identifier is invalid
* @return the requested object.
*/
@Override
public ResourceResponse read(ReadRequest request) throws ResourceException {
if (request.getResourcePathObject().size() < 2) {
throw new NotFoundException(
"The object identifier did not include sufficient information to determine the object type and identifier of the object to read: "
+ request.getResourcePath());
}
final String type = request.getResourcePathObject().parent().toString();
final String localId = request.getResourcePathObject().leaf();
ResourceResponse result = null;
ODatabaseDocumentTx db = getConnection();
try {
ODocument doc = predefinedQueries.getByID(localId, type, db);
if (doc == null) {
throw new NotFoundException("Object " + localId + " not found in " + type);
}
result = DocumentUtil.toResource(doc);
logger.trace("Completed get for id: {} result: {}", request.getResourcePath(), result);
return result;
} finally {
if (db != null) {
db.close();
}
}
}
@Test
public void shouldReadResourceSet() throws Exception {
// Given
ServerContext context = mock(ServerContext.class);
ReadRequest request = mock(ReadRequest.class);
given(request.getFields()).willReturn(Arrays.asList(new JsonPointer("/fred")));
ResultHandler<Resource> handler = mock(ResultHandler.class);
ResourceSetDescription resourceSet = new ResourceSetDescription();
resourceSet.setDescription(json(object()));
Promise<ResourceSetDescription, ResourceException> resourceSetPromise =
Promises.newSuccessfulPromise(resourceSet);
given(contextHelper.getRealm(context)).willReturn("REALM");
given(contextHelper.getUserId(context)).willReturn("RESOURCE_OWNER_ID");
given(
resourceSetService.getResourceSet(
context, "REALM", "RESOURCE_SET_ID", "RESOURCE_OWNER_ID", false))
.willReturn(resourceSetPromise);
// When
resource.readInstance(context, "RESOURCE_SET_ID", request, handler);
// Then
verify(handler).handleResult(Matchers.<Resource>anyObject());
}
void doGet(final HttpServletRequest req, final HttpServletResponse resp) {
try {
// Parse out the required API versions.
final AcceptAPIVersion acceptVersion = parseAcceptAPIVersion(req);
// Prepare response.
prepareResponse(req, resp);
// Validate request.
preprocessRequest(req);
rejectIfMatch(req);
final Map<String, String[]> parameters = req.getParameterMap();
if (hasParameter(req, PARAM_QUERY_ID)
|| hasParameter(req, PARAM_QUERY_EXPRESSION)
|| hasParameter(req, PARAM_QUERY_FILTER)) {
// Additional pre-validation for queries.
rejectIfNoneMatch(req);
// Query against collection.
final QueryRequest request = Requests.newQueryRequest(getResourceName(req));
for (final Map.Entry<String, String[]> p : parameters.entrySet()) {
final String name = p.getKey();
final String[] values = p.getValue();
if (parseCommonParameter(name, values, request)) {
continue;
} else if (name.equalsIgnoreCase(PARAM_SORT_KEYS)) {
for (final String s : values) {
try {
request.addSortKey(s.split(SORT_KEYS_DELIMITER));
} catch (final IllegalArgumentException e) {
// FIXME: i18n.
throw new BadRequestException(
"The value '"
+ s
+ "' for parameter '"
+ name
+ "' could not be parsed as a comma "
+ "separated list of sort keys");
}
}
} else if (name.equalsIgnoreCase(PARAM_QUERY_ID)) {
request.setQueryId(asSingleValue(name, values));
} else if (name.equalsIgnoreCase(PARAM_QUERY_EXPRESSION)) {
request.setQueryExpression(asSingleValue(name, values));
} else if (name.equalsIgnoreCase(PARAM_PAGED_RESULTS_COOKIE)) {
request.setPagedResultsCookie(asSingleValue(name, values));
} else if (name.equalsIgnoreCase(PARAM_PAGED_RESULTS_OFFSET)) {
request.setPagedResultsOffset(asIntValue(name, values));
} else if (name.equalsIgnoreCase(PARAM_PAGE_SIZE)) {
request.setPageSize(asIntValue(name, values));
} else if (name.equalsIgnoreCase(PARAM_QUERY_FILTER)) {
final String s = asSingleValue(name, values);
try {
request.setQueryFilter(QueryFilter.valueOf(s));
} catch (final IllegalArgumentException e) {
// FIXME: i18n.
throw new BadRequestException(
"The value '"
+ s
+ "' for parameter '"
+ name
+ "' could not be parsed as a valid query filter");
}
} else {
request.setAdditionalParameter(name, asSingleValue(name, values));
}
}
// Check for incompatible arguments.
if (request.getQueryId() != null && request.getQueryFilter() != null) {
// FIXME: i18n.
throw new BadRequestException(
"The parameters "
+ PARAM_QUERY_ID
+ " and "
+ PARAM_QUERY_FILTER
+ " are mutually exclusive");
}
if (request.getQueryId() != null && request.getQueryExpression() != null) {
// FIXME: i18n.
throw new BadRequestException(
"The parameters "
+ PARAM_QUERY_ID
+ " and "
+ PARAM_QUERY_EXPRESSION
+ " are mutually exclusive");
}
if (request.getQueryFilter() != null && request.getQueryExpression() != null) {
// FIXME: i18n.
throw new BadRequestException(
"The parameters "
+ PARAM_QUERY_FILTER
+ " and "
+ PARAM_QUERY_EXPRESSION
+ " are mutually exclusive");
}
doRequest(req, resp, acceptVersion, request);
} else {
// Read of instance within collection or singleton.
final String rev = getIfNoneMatch(req);
if (ETAG_ANY.equals(rev)) {
// FIXME: i18n
throw new PreconditionFailedException(
"If-None-Match * not appropriate for " + getMethod(req) + " requests");
}
final ReadRequest request = Requests.newReadRequest(getResourceName(req));
for (final Map.Entry<String, String[]> p : parameters.entrySet()) {
final String name = p.getKey();
final String[] values = p.getValue();
if (parseCommonParameter(name, values, request)) {
continue;
} else if (PARAM_MIME_TYPE.equalsIgnoreCase(name)) {
if (values.length != 1 || values[0].split(FIELDS_DELIMITER).length > 1) {
// FIXME: i18n.
throw new BadRequestException("Only one mime type value allowed");
}
if (parameters.get(PARAM_FIELDS).length != 1) {
// FIXME: i18n.
throw new BadRequestException(
"The mime type parameter requires only 1 field to be specified");
}
} else {
request.setAdditionalParameter(name, asSingleValue(name, values));
}
}
doRequest(req, resp, acceptVersion, request);
}
} catch (final Exception e) {
fail(req, resp, e);
}
}
