Examples with PATCH io.swagger.jaxrs.PATCH used on opensource projects

Example 1 with PATCH

use of io.swagger.jaxrs.PATCH in project syndesis by syndesisio.

the class Updater method patch.

@PATCH
@Path(value = "/{id}")
@Consumes(MediaType.APPLICATION_JSON)
default void patch(@NotNull @PathParam("id") @ApiParam(required = true) String id, @NotNull JsonNode patchJson) throws IOException {
    Class<T> modelClass = resourceKind().getModelClass();
    final T existing = getDataManager().fetch(modelClass, id);
    if (existing == null) {
        throw new EntityNotFoundException();
    }
    JsonNode document = Json.reader().readTree(Json.writer().writeValueAsString(existing));
    // Attempt to apply the patch...
    final JsonMergePatch patch;
    try {
        patch = JsonMergePatch.fromJson(patchJson);
        document = patch.apply(document);
    } catch (JsonPatchException e) {
        throw new WebApplicationException(e, Response.Status.BAD_REQUEST);
    }
    // Convert the Json back to an entity.
    T obj = Json.reader().forType(modelClass).readValue(Json.writer().writeValueAsBytes(document));
    if (this instanceof Validating) {
        final Validator validator = ((Validating<?>) this).getValidator();
        final Set<ConstraintViolation<T>> violations = validator.validate(obj, AllValidations.class);
        if (!violations.isEmpty()) {
            throw new ConstraintViolationException(violations);
        }
    }
    getDataManager().update(obj);
}