Examples with Request com.linkedin.r2.message.Request used on opensource projects

Example 61 with Request

use of com.linkedin.r2.message.Request in project rest.li by linkedin.

the class TestRestLiCallback method testOnErrorWithFiltersExceptionFromFirstFilterSecondFilterDoesNotHandle.

@SuppressWarnings("unchecked")
@Test
public void testOnErrorWithFiltersExceptionFromFirstFilterSecondFilterDoesNotHandle() throws Exception {
    // App stuff.
    RestLiServiceException exFromApp = new RestLiServiceException(HttpStatus.S_404_NOT_FOUND, "App failure");
    RequestExecutionReport executionReport = new RequestExecutionReportBuilder().build();
    RestLiResponseAttachments responseAttachments = new RestLiResponseAttachments.Builder().build();
    RestLiResponseDataImpl responseAppData = new RestLiResponseDataImpl(exFromApp, Collections.<String, String>emptyMap(), Collections.<HttpCookie>emptyList());
    responseAppData.setResponseEnvelope(new CreateResponseEnvelope(new EmptyRecord(), responseAppData));
    // Filter stuff.
    final Exception exFromFirstFilter = new RuntimeException("Runtime exception from first filter");
    RestLiServiceException filterException = new RestLiServiceException(HttpStatus.S_500_INTERNAL_SERVER_ERROR);
    RestLiResponseDataImpl responseFilterData = new RestLiResponseDataImpl(filterException, Collections.<String, String>emptyMap(), Collections.<HttpCookie>emptyList());
    responseFilterData.setResponseEnvelope(new CreateResponseEnvelope(new EmptyRecord(), responseFilterData));
    PartialRestResponse partialResponse = new PartialRestResponse.Builder().build();
    RestException restException = new RestException(new RestResponseBuilder().build());
    // Setup.
    when(_requestExecutionReportBuilder.build()).thenReturn(executionReport);
    when(_responseHandler.buildExceptionResponseData(eq(_restRequest), eq(_routingResult), any(RestLiServiceException.class), anyMap(), anyList())).thenReturn(responseAppData);
    when(_responseHandler.buildPartialResponse(_routingResult, responseAppData)).thenReturn(partialResponse);
    when(_restRequest.getHeaders()).thenReturn(null);
    when(_responseHandler.buildRestException(any(Throwable.class), eq(partialResponse))).thenReturn(restException);
    Map<String, String> errorHeaders = buildErrorHeaders();
    // Mock filter behavior.
    doThrow(exFromFirstFilter).doAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocation) throws Throwable {
            Object[] args = invocation.getArguments();
            Throwable t = (Throwable) args[0];
            FilterRequestContext requestContext = (FilterRequestContext) args[1];
            FilterResponseContext responseContext = (FilterResponseContext) args[2];
            // The second filter should be invoked with original exception
            assertEquals(responseContext.getResponseData().getStatus(), HttpStatus.S_500_INTERNAL_SERVER_ERROR);
            assertNull(responseContext.getResponseData().getRecordResponseEnvelope().getRecord());
            assertEquals(responseContext.getResponseData().getHeaders(), errorHeaders);
            assertTrue(responseContext.getResponseData().isErrorResponse());
            // Modify data.
            setStatus(responseContext, HttpStatus.S_402_PAYMENT_REQUIRED);
            // filter.
            return completedFutureWithError(responseContext.getResponseData().getServiceException());
        }
    }).when(_filter).onError(any(Throwable.class), eq(_filterRequestContext), any(FilterResponseContext.class));
    // invoke request filters so cursor is in correct place
    when(_filter.onRequest(any(FilterRequestContext.class))).thenReturn(CompletableFuture.completedFuture(null));
    _twoFilterChain.onRequest(_filterRequestContext, _filterResponseContextFactory);
    // Invoke.
    _twoFilterRestLiCallback.onError(exFromApp, executionReport, _requestAttachmentReader, responseAttachments);
    // Verify.
    ArgumentCaptor<RestLiServiceException> exCapture = ArgumentCaptor.forClass(RestLiServiceException.class);
    verify(_responseHandler).buildExceptionResponseData(eq(_restRequest), eq(_routingResult), exCapture.capture(), anyMap(), anyList());
    verify(_responseHandler).buildRestException(exCapture.capture(), eq(partialResponse));
    assertEquals(exCapture.getValue().getStatus(), HttpStatus.S_402_PAYMENT_REQUIRED);
    verify(_responseHandler).buildPartialResponse(_routingResult, responseAppData);
    verify(_callback).onError(restException, executionReport, _requestAttachmentReader, responseAttachments);
    verify(_restRequest).getHeaders();
    verifyZeroInteractions(_routingResult);
    verifyNoMoreInteractions(_restRequest, _responseHandler, _callback);
    assertNotNull(responseAppData);
    assertEquals(HttpStatus.S_402_PAYMENT_REQUIRED, responseAppData.getStatus());
    assertEquals(responseAppData.getHeaders(), errorHeaders);
    assertNull(responseAppData.getRecordResponseEnvelope().getRecord());
    RestLiServiceException restliEx = exCapture.getAllValues().get(0);
    assertNotNull(restliEx);
    assertEquals(exFromApp.getStatus(), restliEx.getStatus());
    assertEquals(exFromApp.getMessage(), restliEx.getMessage());
    restliEx = exCapture.getAllValues().get(1);
    assertNotNull(restliEx);
    assertEquals(HttpStatus.S_402_PAYMENT_REQUIRED, restliEx.getStatus());
}

Example 62 with Request

use of com.linkedin.r2.message.Request in project rest.li by linkedin.

the class TestRestLiCallback method testOnSuccessWithFiltersExceptionFromFirstFilterSecondFilterHandlesEx.

@SuppressWarnings("unchecked")
@Test
public void testOnSuccessWithFiltersExceptionFromFirstFilterSecondFilterHandlesEx() throws Exception {
    // App stuff.
    final RecordTemplate entityFromApp = Foo.createFoo("Key", "One");
    RequestExecutionReport executionReport = new RequestExecutionReportBuilder().build();
    RestLiResponseAttachments responseAttachments = new RestLiResponseAttachments.Builder().build();
    RestLiResponseDataImpl appResponseData = new RestLiResponseDataImpl(HttpStatus.S_200_OK, Collections.<String, String>emptyMap(), Collections.<HttpCookie>emptyList());
    appResponseData.setResponseEnvelope(new CreateResponseEnvelope(entityFromApp, appResponseData));
    // Filter stuff.
    final Map<String, String> errorHeaders = buildErrorHeaders();
    ArgumentCaptor<RestLiServiceException> exFromFilterCapture = ArgumentCaptor.forClass(RestLiServiceException.class);
    final Map<String, String> headersFromFilter = Maps.newHashMap();
    headersFromFilter.put("Key", "Error from filter");
    final RestLiServiceException exceptionFromFilter = new RestLiServiceException(HttpStatus.S_500_INTERNAL_SERVER_ERROR);
    RestLiResponseDataImpl responseErrorData = new RestLiResponseDataImpl(exceptionFromFilter, headersFromFilter, Collections.<HttpCookie>emptyList());
    responseErrorData.setResponseEnvelope(new CreateResponseEnvelope(new EmptyRecord(), responseErrorData));
    final RecordTemplate entityFromFilter = Foo.createFoo("Key", "Two");
    PartialRestResponse partialFilterErrorResponse = new PartialRestResponse.Builder().build();
    final Exception exFromFilter = new RuntimeException("Exception From Filter");
    // Common stuff.
    RestResponse restResponse = new RestResponseBuilder().build();
    // Setup.
    when(_requestExecutionReportBuilder.build()).thenReturn(executionReport);
    when(_responseHandler.buildRestLiResponseData(_restRequest, _routingResult, entityFromApp)).thenReturn(appResponseData);
    when(_restRequest.getHeaders()).thenReturn(null);
    when(_responseHandler.buildPartialResponse(_routingResult, appResponseData)).thenReturn(partialFilterErrorResponse);
    when(_responseHandler.buildResponse(eq(_routingResult), any(PartialRestResponse.class))).thenReturn(restResponse);
    // Mock filter behavior.
    doThrow(exFromFilter).when(_filter).onResponse(eq(_filterRequestContext), any(FilterResponseContext.class));
    doAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocation) throws Throwable {
            Object[] args = invocation.getArguments();
            Throwable t = (Throwable) args[0];
            FilterRequestContext requestContext = (FilterRequestContext) args[1];
            FilterResponseContext responseContext = (FilterResponseContext) args[2];
            // The second filter should be invoked with details of the exception thrown by the first
            // filter.
            assertEquals(responseContext.getResponseData().getStatus(), HttpStatus.S_500_INTERNAL_SERVER_ERROR);
            assertNull(responseContext.getResponseData().getRecordResponseEnvelope().getRecord());
            assertEquals(responseContext.getResponseData().getHeaders(), errorHeaders);
            assertEquals(responseContext.getResponseData().getServiceException().getStatus(), HttpStatus.S_500_INTERNAL_SERVER_ERROR);
            // Modify data.
            setStatus(responseContext, HttpStatus.S_402_PAYMENT_REQUIRED);
            // The second filter handles the exception thrown by the first filter (i.e.) sets an entity
            // response in the response data.
            responseContext.getResponseData().getRecordResponseEnvelope().setRecord(entityFromFilter, HttpStatus.S_402_PAYMENT_REQUIRED);
            responseContext.getResponseData().getHeaders().put("error-fixed", "second-filter");
            return CompletableFuture.completedFuture(null);
        }
    }).when(_filter).onError(any(Throwable.class), eq(_filterRequestContext), any(FilterResponseContext.class));
    // invoke request filters so cursor is in correct place
    when(_filter.onRequest(any(FilterRequestContext.class))).thenReturn(CompletableFuture.completedFuture(null));
    _twoFilterChain.onRequest(_filterRequestContext, _filterResponseContextFactory);
    // Invoke.
    _twoFilterRestLiCallback.onSuccess(entityFromApp, executionReport, responseAttachments);
    // Verify.
    verify(_responseHandler).buildRestLiResponseData(_restRequest, _routingResult, entityFromApp);
    verify(_responseHandler).buildPartialResponse(_routingResult, appResponseData);
    verify(_responseHandler).buildResponse(eq(_routingResult), any(PartialRestResponse.class));
    verify(_callback).onSuccess(restResponse, executionReport, responseAttachments);
    Map<String, String> expectedHeaders = Maps.newHashMap();
    expectedHeaders.put("X-RestLi-Protocol-Version", "1.0.0");
    expectedHeaders.put("error-fixed", "second-filter");
    verifyZeroInteractions(_routingResult);
    verifyNoMoreInteractions(_responseHandler, _callback);
    assertFalse(appResponseData.isErrorResponse());
    assertEquals(appResponseData.getRecordResponseEnvelope().getRecord(), entityFromFilter);
    assertNotNull(appResponseData);
    assertEquals(HttpStatus.S_402_PAYMENT_REQUIRED, appResponseData.getStatus());
    assertEquals(appResponseData.getHeaders(), expectedHeaders);
    assertNull(appResponseData.getServiceException());
}

Example 63 with Request

use of com.linkedin.r2.message.Request in project rest.li by linkedin.

the class TestRestLiCallback method testOnSuccessWithFiltersExceptionFromSecondFilter.

@SuppressWarnings("unchecked")
@Test
public void testOnSuccessWithFiltersExceptionFromSecondFilter() throws Exception {
    // App stuff.
    String result = "foo";
    RequestExecutionReport executionReport = new RequestExecutionReportBuilder().build();
    RestLiResponseAttachments responseAttachments = new RestLiResponseAttachments.Builder().build();
    RestLiResponseDataImpl appResponseData = new RestLiResponseDataImpl(HttpStatus.S_200_OK, Collections.<String, String>emptyMap(), Collections.<HttpCookie>emptyList());
    appResponseData.setResponseEnvelope(new GetResponseEnvelope(null, appResponseData));
    // Filter stuff.
    ArgumentCaptor<RestLiServiceException> exFromFilterCapture = ArgumentCaptor.forClass(RestLiServiceException.class);
    final Map<String, String> headersFromFilter = Maps.newHashMap();
    headersFromFilter.put("Key", "Error from filter");
    RestLiServiceException exception = new RestLiServiceException(HttpStatus.S_500_INTERNAL_SERVER_ERROR);
    RestLiResponseDataImpl filterResponseData = new RestLiResponseDataImpl(exception, headersFromFilter, Collections.<HttpCookie>emptyList());
    filterResponseData.setResponseEnvelope(new GetResponseEnvelope(null, filterResponseData));
    PartialRestResponse partialFilterErrorResponse = new PartialRestResponse.Builder().build();
    final Exception exFromFilter = new RuntimeException("Exception From Filter");
    // Common stuff.
    RestException finalRestException = new RestException(new RestResponseBuilder().build());
    // Setup.
    when(_requestExecutionReportBuilder.build()).thenReturn(executionReport);
    when(_responseHandler.buildRestLiResponseData(_restRequest, _routingResult, result)).thenReturn(appResponseData);
    when(_restRequest.getHeaders()).thenReturn(null);
    when(_responseHandler.buildExceptionResponseData(eq(_restRequest), eq(_routingResult), exFromFilterCapture.capture(), anyMap(), anyList())).thenReturn(filterResponseData);
    when(_responseHandler.buildPartialResponse(_routingResult, appResponseData)).thenReturn(partialFilterErrorResponse);
    when(_responseHandler.buildRestException(any(RestLiServiceException.class), any(PartialRestResponse.class))).thenReturn(finalRestException);
    // Mock filter behavior.
    doAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocation) throws Throwable {
            Object[] args = invocation.getArguments();
            FilterRequestContext requestContext = (FilterRequestContext) args[0];
            FilterResponseContext responseContext = (FilterResponseContext) args[1];
            // The second filter should be invoked with details of the exception thrown by the first
            // filter. Verify incoming data.
            assertEquals(responseContext.getResponseData().getStatus(), HttpStatus.S_200_OK);
            assertNull(responseContext.getResponseData().getRecordResponseEnvelope().getRecord());
            assertTrue(responseContext.getResponseData().getHeaders().isEmpty());
            // Modify data.
            setStatus(responseContext, HttpStatus.S_402_PAYMENT_REQUIRED);
            responseContext.getResponseData().getHeaders().put("first-filter", "success");
            return CompletableFuture.completedFuture(null);
        }
    }).doThrow(exFromFilter).when(_filter).onResponse(eq(_filterRequestContext), any(FilterResponseContext.class));
    // invoke request filters so cursor is in correct place
    when(_filter.onRequest(any(FilterRequestContext.class))).thenReturn(CompletableFuture.completedFuture(null));
    _twoFilterChain.onRequest(_filterRequestContext, _filterResponseContextFactory);
    // Invoke.
    _twoFilterRestLiCallback.onSuccess(result, executionReport, responseAttachments);
    // Verify.
    verify(_responseHandler).buildPartialResponse(_routingResult, appResponseData);
    verify(_responseHandler).buildRestLiResponseData(_restRequest, _routingResult, result);
    verify(_responseHandler).buildPartialResponse(_routingResult, appResponseData);
    verify(_responseHandler).buildRestException(exFromFilterCapture.capture(), any(PartialRestResponse.class));
    verify(_callback).onError(finalRestException, executionReport, _requestAttachmentReader, responseAttachments);
    verifyZeroInteractions(_routingResult);
    verifyNoMoreInteractions(_responseHandler, _callback);
    final RestLiServiceException restliEx1 = exFromFilterCapture.getAllValues().get(0);
    assertNotNull(restliEx1);
    assertEquals(HttpStatus.S_500_INTERNAL_SERVER_ERROR, restliEx1.getStatus());
    assertEquals(exFromFilter.getMessage(), restliEx1.getMessage());
    assertEquals(exFromFilter, restliEx1.getCause());
    Map<String, String> expectedHeaders = buildErrorHeaders();
    expectedHeaders.put("first-filter", "success");
    assertNotNull(appResponseData);
    assertEquals(HttpStatus.S_500_INTERNAL_SERVER_ERROR, appResponseData.getStatus());
    assertEquals(appResponseData.getHeaders(), expectedHeaders);
    assertNull(appResponseData.getRecordResponseEnvelope().getRecord());
}

Example 64 with Request

use of com.linkedin.r2.message.Request in project rest.li by linkedin.

the class TestRestLiCallback method testOnSuccessWithFiltersExceptionFromFirstFilterSecondFilterDoesNotHandleEx.

@SuppressWarnings("unchecked")
@Test
public void testOnSuccessWithFiltersExceptionFromFirstFilterSecondFilterDoesNotHandleEx() throws Exception {
    // App stuff.
    final RecordTemplate entityFromApp = Foo.createFoo("Key", "Two");
    RequestExecutionReport executionReport = new RequestExecutionReportBuilder().build();
    RestLiResponseAttachments responseAttachments = new RestLiResponseAttachments.Builder().build();
    RestLiResponseDataImpl appResponseData = new RestLiResponseDataImpl(HttpStatus.S_200_OK, Collections.<String, String>emptyMap(), Collections.<HttpCookie>emptyList());
    appResponseData.setResponseEnvelope(new CreateResponseEnvelope(entityFromApp, appResponseData));
    // Filter stuff.
    ArgumentCaptor<RestLiServiceException> exFromFilterCapture = ArgumentCaptor.forClass(RestLiServiceException.class);
    final Map<String, String> headersFromFilter = Maps.newHashMap();
    headersFromFilter.put("Key", "Error from filter");
    RestLiServiceException exceptionFromFilter = new RestLiServiceException(HttpStatus.S_500_INTERNAL_SERVER_ERROR);
    RestLiResponseDataImpl responseErrorData = new RestLiResponseDataImpl(exceptionFromFilter, headersFromFilter, Collections.<HttpCookie>emptyList());
    responseErrorData.setResponseEnvelope(new CreateResponseEnvelope(new EmptyRecord(), responseErrorData));
    PartialRestResponse partialFilterErrorResponse = new PartialRestResponse.Builder().build();
    final Exception exFromFilter = new RuntimeException("Exception From Filter");
    Map<String, String> errorHeaders = buildErrorHeaders();
    // Common stuff.
    RestException finalRestException = new RestException(new RestResponseBuilder().build());
    // Setup.
    when(_requestExecutionReportBuilder.build()).thenReturn(executionReport);
    when(_responseHandler.buildRestLiResponseData(_restRequest, _routingResult, entityFromApp)).thenReturn(appResponseData);
    when(_restRequest.getHeaders()).thenReturn(null);
    when(_responseHandler.buildExceptionResponseData(eq(_restRequest), eq(_routingResult), exFromFilterCapture.capture(), anyMap(), anyList())).thenReturn(responseErrorData);
    when(_responseHandler.buildPartialResponse(_routingResult, responseErrorData)).thenReturn(partialFilterErrorResponse);
    when(_responseHandler.buildRestException(any(RestLiServiceException.class), any(PartialRestResponse.class))).thenReturn(finalRestException);
    // Mock filter behavior.
    doThrow(exFromFilter).when(_filter).onResponse(eq(_filterRequestContext), any(FilterResponseContext.class));
    doAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocation) throws Throwable {
            Object[] args = invocation.getArguments();
            Throwable t = (Throwable) args[0];
            FilterRequestContext requestContext = (FilterRequestContext) args[1];
            FilterResponseContext responseContext = (FilterResponseContext) args[2];
            // The second filter should be invoked with details of the exception thrown by the first
            // filter.
            assertEquals(responseContext.getResponseData().getStatus(), HttpStatus.S_500_INTERNAL_SERVER_ERROR);
            assertNull(responseContext.getResponseData().getRecordResponseEnvelope().getRecord());
            assertEquals(responseContext.getResponseData().getHeaders(), errorHeaders);
            assertEquals(responseContext.getResponseData().getServiceException().getStatus(), HttpStatus.S_500_INTERNAL_SERVER_ERROR);
            // Modify data.
            setStatus(responseContext, HttpStatus.S_402_PAYMENT_REQUIRED);
            return completedFutureWithError(responseContext.getResponseData().getServiceException());
        }
    }).when(_filter).onError(any(Throwable.class), eq(_filterRequestContext), any(FilterResponseContext.class));
    // invoke request filters so cursor is in correct place
    when(_filter.onRequest(any(FilterRequestContext.class))).thenReturn(CompletableFuture.completedFuture(null));
    _twoFilterChain.onRequest(_filterRequestContext, _filterResponseContextFactory);
    // Invoke.
    _twoFilterRestLiCallback.onSuccess(entityFromApp, executionReport, responseAttachments);
    // Verify.
    verify(_responseHandler).buildRestLiResponseData(_restRequest, _routingResult, entityFromApp);
    verify(_responseHandler).buildPartialResponse(_routingResult, appResponseData);
    verify(_responseHandler).buildRestException(exFromFilterCapture.capture(), any(PartialRestResponse.class));
    verify(_callback).onError(finalRestException, executionReport, _requestAttachmentReader, responseAttachments);
    verifyZeroInteractions(_routingResult);
    verifyNoMoreInteractions(_responseHandler, _callback);
    final RestLiServiceException restliEx1 = exFromFilterCapture.getAllValues().get(0);
    assertNotNull(restliEx1);
    assertEquals(HttpStatus.S_402_PAYMENT_REQUIRED, restliEx1.getStatus());
    // exceptions should not be equal because in new logic we are replacing the exception with new one
    assertNotEquals(exFromFilter.getMessage(), restliEx1.getMessage());
    assertNotEquals(exFromFilter, restliEx1.getCause());
    assertNotNull(appResponseData);
    assertEquals(HttpStatus.S_402_PAYMENT_REQUIRED, appResponseData.getStatus());
    assertEquals(appResponseData.getHeaders(), errorHeaders);
    assertNull(appResponseData.getRecordResponseEnvelope().getRecord());
}

Example 65 with Request

use of com.linkedin.r2.message.Request in project rest.li by linkedin.

the class TestRestLiCallback method testOnErrorWithFiltersExceptionFromFirstFilterSecondFilterHandles.

@SuppressWarnings("unchecked")
@Test(dataProvider = "provideResponseEntities")
public void testOnErrorWithFiltersExceptionFromFirstFilterSecondFilterHandles(final ResourceMethod resourceMethod, final Object entityFromFilter2) throws Exception {
    // App stuff.
    RestLiServiceException exFromApp = new RestLiServiceException(HttpStatus.S_404_NOT_FOUND, "App failure");
    RequestExecutionReport executionReport = new RequestExecutionReportBuilder().build();
    RestLiResponseAttachments responseAttachments = new RestLiResponseAttachments.Builder().build();
    RestLiServiceException appException = new RestLiServiceException(HttpStatus.S_404_NOT_FOUND);
    RestLiResponseDataImpl responseAppData = new RestLiResponseDataImpl(appException, Collections.<String, String>emptyMap(), Collections.<HttpCookie>emptyList());
    RestLiResponseEnvelope responseAppEnvelope = EnvelopeBuilderUtil.buildBlankResponseEnvelope(resourceMethod, responseAppData);
    responseAppData.setResponseEnvelope(responseAppEnvelope);
    // Filter stuff.
    final Exception exFromFirstFilter = new RuntimeException("Runtime exception from first filter");
    RestLiServiceException filterException = new RestLiServiceException(HttpStatus.S_500_INTERNAL_SERVER_ERROR);
    final Map<String, String> headersFromFilter = Maps.newHashMap();
    headersFromFilter.put(RestConstants.HEADER_RESTLI_PROTOCOL_VERSION, AllProtocolVersions.LATEST_PROTOCOL_VERSION.toString());
    String errorResponseHeaderName = HeaderUtil.getErrorResponseHeaderName(AllProtocolVersions.LATEST_PROTOCOL_VERSION);
    headersFromFilter.put(errorResponseHeaderName, RestConstants.HEADER_VALUE_ERROR);
    RestLiResponseDataImpl responseFilterData = new RestLiResponseDataImpl(filterException, headersFromFilter, Collections.<HttpCookie>emptyList());
    RestLiResponseEnvelope responseFilterEnvelope = EnvelopeBuilderUtil.buildBlankResponseEnvelope(resourceMethod, responseFilterData);
    responseFilterData.setResponseEnvelope(responseFilterEnvelope);
    PartialRestResponse partialResponse = new PartialRestResponse.Builder().build();
    ArgumentCaptor<RestLiServiceException> wrappedExCapture = ArgumentCaptor.forClass(RestLiServiceException.class);
    RestResponse restResponse = new RestResponseBuilder().build();
    final String customHeader = "Custom-Header";
    final String customHeaderValue = "CustomValue";
    // Setup.
    when(_requestExecutionReportBuilder.build()).thenReturn(executionReport);
    when(_responseHandler.buildExceptionResponseData(eq(_restRequest), eq(_routingResult), wrappedExCapture.capture(), anyMap(), anyList())).thenReturn(responseAppData);
    when(_responseHandler.buildPartialResponse(_routingResult, responseAppData)).thenReturn(partialResponse);
    when(_responseHandler.buildResponse(_routingResult, partialResponse)).thenReturn(restResponse);
    when(_restRequest.getHeaders()).thenReturn(null);
    // Mock filter behavior.
    doAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocation) throws Throwable {
            Object[] args = invocation.getArguments();
            FilterRequestContext requestContext = (FilterRequestContext) args[1];
            FilterResponseContext responseContext = (FilterResponseContext) args[2];
            ((RestLiResponseDataImpl) responseContext.getResponseData()).setException(exFromFirstFilter);
            responseContext.getResponseData().getHeaders().putAll(headersFromFilter);
            return completedFutureWithError(exFromFirstFilter);
        }
    }).doAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocation) throws Throwable {
            Object[] args = invocation.getArguments();
            FilterRequestContext requestContext = (FilterRequestContext) args[1];
            FilterResponseContext responseContext = (FilterResponseContext) args[2];
            // The second filter should be invoked with details of the exception thrown by the first
            // filter. Verify incoming data.
            assertEquals(responseContext.getResponseData().getStatus(), HttpStatus.S_500_INTERNAL_SERVER_ERROR);
            switch(ResponseType.fromMethodType(resourceMethod)) {
                case SINGLE_ENTITY:
                    assertNull(responseContext.getResponseData().getRecordResponseEnvelope().getRecord());
                    break;
                case GET_COLLECTION:
                    assertNull(responseContext.getResponseData().getCollectionResponseEnvelope().getCollectionResponse());
                    break;
                case CREATE_COLLECTION:
                    assertNull(responseContext.getResponseData().getBatchCreateResponseEnvelope().getCreateResponses());
                    break;
                case BATCH_ENTITIES:
                    assertNull(responseContext.getResponseData().getBatchResponseEnvelope().getBatchResponseMap());
                    break;
                case STATUS_ONLY:
                    break;
            }
            assertEquals(responseContext.getResponseData().getHeaders(), headersFromFilter);
            assertTrue(responseContext.getResponseData().isErrorResponse());
            // Modify data.
            responseContext.getResponseData().getHeaders().put(customHeader, customHeaderValue);
            setStatus(responseContext, HttpStatus.S_402_PAYMENT_REQUIRED);
            // filter.
            if (entityFromFilter2 instanceof RecordTemplate) {
                responseContext.getResponseData().getRecordResponseEnvelope().setRecord((RecordTemplate) entityFromFilter2, HttpStatus.S_402_PAYMENT_REQUIRED);
            } else if (entityFromFilter2 instanceof List) {
                responseContext.getResponseData().getCollectionResponseEnvelope().setCollectionResponse((List<? extends RecordTemplate>) entityFromFilter2, new CollectionMetadata(), null, HttpStatus.S_402_PAYMENT_REQUIRED);
            } else {
                Map<Object, BatchResponseEnvelope.BatchResponseEntry> responseMap = new HashMap<Object, BatchResponseEnvelope.BatchResponseEntry>();
                for (Map.Entry<?, RecordTemplate> entry : ((Map<?, RecordTemplate>) entityFromFilter2).entrySet()) {
                    responseMap.put(entry.getKey(), new BatchResponseEnvelope.BatchResponseEntry(HttpStatus.S_200_OK, entry.getValue()));
                }
                responseContext.getResponseData().getBatchResponseEnvelope().setBatchResponseMap(responseMap, HttpStatus.S_402_PAYMENT_REQUIRED);
            }
            return CompletableFuture.completedFuture(null);
        }
    }).when(_filter).onError(any(Throwable.class), eq(_filterRequestContext), any(FilterResponseContext.class));
    // invoke request filters so cursor is in correct place
    when(_filter.onRequest(any(FilterRequestContext.class))).thenReturn(CompletableFuture.completedFuture(null));
    _twoFilterChain.onRequest(_filterRequestContext, _filterResponseContextFactory);
    // Invoke.
    _twoFilterRestLiCallback.onError(exFromApp, executionReport, _requestAttachmentReader, responseAttachments);
    // Verify.
    verify(_responseHandler).buildExceptionResponseData(eq(_restRequest), eq(_routingResult), wrappedExCapture.capture(), anyMap(), anyList());
    verify(_responseHandler).buildPartialResponse(_routingResult, responseAppData);
    verify(_responseHandler).buildResponse(_routingResult, partialResponse);
    verify(_callback).onSuccess(restResponse, executionReport, responseAttachments);
    verify(_restRequest).getHeaders();
    verifyZeroInteractions(_routingResult);
    verifyNoMoreInteractions(_restRequest, _responseHandler, _callback);
    assertNotNull(responseAppData);
    assertEquals(HttpStatus.S_402_PAYMENT_REQUIRED, responseAppData.getStatus());
    // Only the error header should have been cleared.
    assertFalse(responseAppData.getHeaders().containsKey(errorResponseHeaderName));
    assertEquals(responseAppData.getHeaders().get(customHeader), customHeaderValue);
    if (entityFromFilter2 instanceof RecordTemplate) {
        assertTrue(responseAppData.getResponseType() == ResponseType.SINGLE_ENTITY);
        assertEquals(responseAppData.getRecordResponseEnvelope().getRecord(), entityFromFilter2);
    } else if (entityFromFilter2 instanceof List) {
        if (responseAppData.getResponseType() == ResponseType.GET_COLLECTION) {
            assertEquals(responseAppData.getCollectionResponseEnvelope().getCollectionResponse(), entityFromFilter2);
        } else {
            fail();
        }
    } else {
        assertTrue(responseAppData.getResponseType() == ResponseType.BATCH_ENTITIES);
        Map<Object, RecordTemplate> values = new HashMap<Object, RecordTemplate>();
        for (Map.Entry<?, BatchResponseEnvelope.BatchResponseEntry> entry : responseAppData.getBatchResponseEnvelope().getBatchResponseMap().entrySet()) {
            values.put(entry.getKey(), entry.getValue().getRecord());
        }
        assertEquals(values, entityFromFilter2);
    }
    assertFalse(responseAppData.isErrorResponse());
    RestLiServiceException restliEx = wrappedExCapture.getAllValues().get(0);
    assertNotNull(restliEx);
    assertEquals(exFromApp.getStatus(), restliEx.getStatus());
    assertEquals(exFromApp.getMessage(), restliEx.getMessage());
}