Examples with RequestExecutionCallback com.linkedin.restli.server.RequestExecutionCallback used on opensource projects

Example 1 with RequestExecutionCallback

use of com.linkedin.restli.server.RequestExecutionCallback in project rest.li by linkedin.

the class TestRestLiMethodInvocation method checkInvocation.

private void checkInvocation(Object resource, ResourceMethodDescriptor resourceMethodDescriptor, String httpMethod, ProtocolVersion version, String uri, String entityBody, MutablePathKeys pathkeys, final RequestExecutionCallback<RestResponse> callback, final boolean isDebugMode, final boolean expectRoutingException, final RestLiAttachmentReader expectedRequestAttachments, final RestLiResponseAttachments expectedResponseAttachments) throws URISyntaxException, RestLiSyntaxException {
    assertNotNull(resource);
    assertNotNull(resourceMethodDescriptor);
    try {
        EasyMock.replay(resource);
        RestRequestBuilder builder = new RestRequestBuilder(new URI(uri)).setMethod(httpMethod).addHeaderValue("Accept", "application/json").setHeader(RestConstants.HEADER_RESTLI_PROTOCOL_VERSION, version.toString());
        if (entityBody != null) {
            builder.setEntity(entityBody.getBytes(Data.UTF_8_CHARSET));
        }
        RestRequest request = builder.build();
        final ResourceContext resourceContext = new ResourceContextImpl(pathkeys, request, new RequestContext(), true, expectedRequestAttachments);
        resourceContext.setResponseAttachments(expectedResponseAttachments);
        RoutingResult routingResult = new RoutingResult(resourceContext, resourceMethodDescriptor);
        FilterRequestContextInternal filterContext = new FilterRequestContextInternalImpl((ServerResourceContext) routingResult.getContext(), resourceMethodDescriptor);
        final CountDownLatch latch = new CountDownLatch(1);
        final CountDownLatch expectedRoutingExceptionLatch = new CountDownLatch(1);
        RestLiArgumentBuilder adapter = _methodAdapterRegistry.getArgumentBuilder(resourceMethodDescriptor.getType());
        RestLiRequestData requestData = adapter.extractRequestData(routingResult, request);
        filterContext.setRequestData(requestData);
        RestLiResponseHandler restLiResponseHandler = new RestLiResponseHandler.Builder().build();
        RequestExecutionReportBuilder requestExecutionReportBuilder = null;
        if (isDebugMode) {
            requestExecutionReportBuilder = new RequestExecutionReportBuilder();
        }
        RequestExecutionCallback<RestResponse> executionCallback = new RequestExecutionCallback<RestResponse>() {

            @Override
            public void onError(Throwable e, RequestExecutionReport executionReport, RestLiAttachmentReader requestAttachmentReader, RestLiResponseAttachments responseAttachments) {
                if (isDebugMode) {
                    Assert.assertNotNull(executionReport);
                } else {
                    Assert.assertNull(executionReport);
                }
                if (e.getCause().getCause() instanceof RoutingException) {
                    expectedRoutingExceptionLatch.countDown();
                }
                if (callback != null) {
                    callback.onError(e, executionReport, null, null);
                }
                Assert.assertEquals(requestAttachmentReader, expectedRequestAttachments);
                Assert.assertEquals(responseAttachments, expectedResponseAttachments);
                latch.countDown();
            }

            @Override
            public void onSuccess(final RestResponse result, RequestExecutionReport executionReport, RestLiResponseAttachments responseAttachments) {
                if (isDebugMode) {
                    Assert.assertNotNull(executionReport);
                } else {
                    Assert.assertNull(executionReport);
                }
                if (callback != null) {
                    callback.onSuccess(result, executionReport, null);
                }
                Assert.assertEquals(responseAttachments, expectedResponseAttachments);
                latch.countDown();
            }
        };
        FilterChainCallback filterChainCallback = new FilterChainCallbackImpl(routingResult, _invoker, adapter, requestExecutionReportBuilder, expectedRequestAttachments, restLiResponseHandler, executionCallback);
        final RestLiCallback<Object> outerCallback = new RestLiCallback<Object>(filterContext, new RestLiFilterResponseContextFactory<Object>(request, routingResult, restLiResponseHandler), new RestLiFilterChain(null, filterChainCallback));
        RestUtils.validateRequestHeadersAndUpdateResourceContext(request.getHeaders(), (ServerResourceContext) routingResult.getContext());
        filterContext.setRequestData(adapter.extractRequestData(routingResult, request));
        _invoker.invoke(filterContext.getRequestData(), routingResult, adapter, outerCallback, requestExecutionReportBuilder);
        try {
            latch.await();
            if (expectRoutingException) {
                expectedRoutingExceptionLatch.await();
            }
        } catch (InterruptedException e) {
        // Ignore
        }
        EasyMock.verify(resource);
        Assert.assertEquals(((ServerResourceContext) routingResult.getContext()).getResponseMimeType(), "application/json");
    } catch (RestLiSyntaxException e) {
        throw new RoutingException("syntax exception", 400);
    } finally {
        EasyMock.reset(resource);
        EasyMock.makeThreadSafe(resource, true);
    }
}

Example 2 with RequestExecutionCallback

use of com.linkedin.restli.server.RequestExecutionCallback in project rest.li by linkedin.

the class TestRestLiMethodInvocation method testExecutionReport.

@Test
public void testExecutionReport() throws RestLiSyntaxException, URISyntaxException {
    Map<String, ResourceModel> resourceModelMap = buildResourceModels(StatusCollectionResource.class, AsyncStatusCollectionResource.class, PromiseStatusCollectionResource.class, TaskStatusCollectionResource.class);
    ResourceModel statusResourceModel = resourceModelMap.get("/statuses");
    ResourceModel asyncStatusResourceModel = resourceModelMap.get("/asyncstatuses");
    ResourceModel promiseStatusResourceModel = resourceModelMap.get("/promisestatuses");
    ResourceModel taskStatusResourceModel = resourceModelMap.get("/taskstatuses");
    ResourceMethodDescriptor methodDescriptor;
    StatusCollectionResource statusResource;
    AsyncStatusCollectionResource asyncStatusResource;
    PromiseStatusCollectionResource promiseStatusResource;
    TaskStatusCollectionResource taskStatusResource;
    // #1: Sync Method Execution
    methodDescriptor = statusResourceModel.findMethod(ResourceMethod.GET);
    statusResource = getMockResource(StatusCollectionResource.class);
    EasyMock.expect(statusResource.get(eq(1L))).andReturn(null).once();
    checkInvocation(statusResource, methodDescriptor, "GET", version, "/statuses/1", null, buildPathKeys("statusID", 1L), new RequestExecutionCallback<RestResponse>() {

        //A 404 is considered an error by rest.li
        @Override
        public void onError(Throwable e, RequestExecutionReport executionReport, RestLiAttachmentReader requestAttachmentReader, RestLiResponseAttachments responseAttachments) {
            Assert.assertNull(executionReport.getParseqTrace(), "There should be no parseq trace!");
        }

        @Override
        public void onSuccess(RestResponse result, RequestExecutionReport executionReport, RestLiResponseAttachments responseAttachments) {
            Assert.fail("Request failed unexpectedly.");
        }
    }, true, false);
    // #2: Callback based Async Method Execution
    Capture<RequestExecutionReport> requestExecutionReportCapture = new Capture<RequestExecutionReport>();
    RestLiCallback<?> callback = getCallback(requestExecutionReportCapture);
    methodDescriptor = asyncStatusResourceModel.findMethod(ResourceMethod.GET);
    asyncStatusResource = getMockResource(AsyncStatusCollectionResource.class);
    asyncStatusResource.get(eq(1L), EasyMock.<Callback<Status>>anyObject());
    EasyMock.expectLastCall().andAnswer(new IAnswer<Object>() {

        @Override
        public Object answer() throws Throwable {
            @SuppressWarnings("unchecked") Callback<Status> callback = (Callback<Status>) EasyMock.getCurrentArguments()[1];
            callback.onSuccess(null);
            return null;
        }
    });
    EasyMock.replay(asyncStatusResource);
    checkAsyncInvocation(asyncStatusResource, callback, methodDescriptor, "GET", version, "/asyncstatuses/1", null, buildPathKeys("statusID", 1L), true);
    Assert.assertNull(requestExecutionReportCapture.getValue().getParseqTrace());
    // #3: Promise based Async Method Execution
    methodDescriptor = promiseStatusResourceModel.findMethod(ResourceMethod.GET);
    promiseStatusResource = getMockResource(PromiseStatusCollectionResource.class);
    EasyMock.expect(promiseStatusResource.get(eq(1L))).andReturn(Promises.<Status>value(null)).once();
    checkInvocation(promiseStatusResource, methodDescriptor, "GET", version, "/promisestatuses/1", null, buildPathKeys("statusID", 1L), new RequestExecutionCallback<RestResponse>() {

        //A 404 is considered an error by rest.li
        @Override
        public void onError(Throwable e, RequestExecutionReport executionReport, RestLiAttachmentReader requestAttachmentReader, RestLiResponseAttachments responseAttachments) {
            Assert.assertNotNull(executionReport.getParseqTrace(), "There should be a valid parseq trace!");
        }

        @Override
        public void onSuccess(RestResponse result, RequestExecutionReport executionReport, RestLiResponseAttachments responseAttachments) {
            Assert.fail("Request failed unexpectedly.");
        }
    }, true, false);
    // #4: Task based Async Method Execution
    methodDescriptor = taskStatusResourceModel.findMethod(ResourceMethod.GET);
    taskStatusResource = getMockResource(TaskStatusCollectionResource.class);
    EasyMock.expect(taskStatusResource.get(eq(1L))).andReturn(Task.callable("myTask", new Callable<Status>() {

        @Override
        public Status call() throws Exception {
            return new Status();
        }
    })).once();
    checkInvocation(taskStatusResource, methodDescriptor, "GET", version, "/taskstatuses/1", null, buildPathKeys("statusID", 1L), new RequestExecutionCallback<RestResponse>() {

        @Override
        public void onError(Throwable e, RequestExecutionReport executionReport, RestLiAttachmentReader requestAttachmentReader, RestLiResponseAttachments responseAttachments) {
            Assert.fail("Request failed unexpectedly.");
        }

        @Override
        public void onSuccess(RestResponse result, RequestExecutionReport executionReport, RestLiResponseAttachments responseAttachments) {
            Assert.assertNotNull(executionReport.getParseqTrace());
        }
    }, true, false);
}