Examples with RestException com.linkedin.r2.message.rest.RestException used on opensource projects

Example 11 with RestException

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

the class TestRestLiServer method testCustomizedInternalErrorMessage.

@Test(dataProvider = "restOrStream")
public void testCustomizedInternalErrorMessage(final RestOrStream restOrStream) throws Exception {
    final StatusCollectionResource statusResource = getMockResource(StatusCollectionResource.class);
    EasyMock.expect(statusResource.get(eq(1L))).andThrow(new IllegalArgumentException("oops")).once();
    EasyMock.replay(statusResource);
    Callback<RestResponse> restResponseCallback = new Callback<RestResponse>() {

        @Override
        public void onSuccess(RestResponse restResponse) {
            fail();
        }

        @Override
        public void onError(Throwable e) {
            assertTrue(e instanceof RestException);
            RestException restException = (RestException) e;
            RestResponse restResponse = restException.getResponse();
            try {
                ErrorResponse responseBody = DataMapUtils.read(restResponse.getEntity().asInputStream(), ErrorResponse.class);
                assertEquals(responseBody.getMessage(), "kthxbye.");
                EasyMock.verify(statusResource);
                EasyMock.reset(statusResource);
            } catch (Exception e2) {
                fail(e2.toString());
            }
        }
    };
    if (restOrStream == RestOrStream.REST) {
        RestRequest request = new RestRequestBuilder(new URI("/statuses/1")).setHeader(RestConstants.HEADER_RESTLI_PROTOCOL_VERSION, AllProtocolVersions.BASELINE_PROTOCOL_VERSION.toString()).build();
        _serverWithCustomErrorResponseConfig.handleRequest(request, new RequestContext(), restResponseCallback);
    } else {
        StreamRequest streamRequest = new StreamRequestBuilder(new URI("/statuses/1")).setHeader(RestConstants.HEADER_RESTLI_PROTOCOL_VERSION, AllProtocolVersions.BASELINE_PROTOCOL_VERSION.toString()).build(EntityStreams.emptyStream());
        Callback<StreamResponse> callback = new Callback<StreamResponse>() {

            @Override
            public void onSuccess(StreamResponse streamResponse) {
                fail();
            }

            @Override
            public void onError(Throwable e) {
                Messages.toRestException((StreamException) e, new Callback<RestException>() {

                    @Override
                    public void onError(Throwable e) {
                        Assert.fail();
                    }

                    @Override
                    public void onSuccess(RestException result) {
                        restResponseCallback.onError(result);
                    }
                });
            }
        };
        _serverWithCustomErrorResponseConfig.handleRequest(streamRequest, new RequestContext(), callback);
    }
}

Example 12 with RestException

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

the class TestRestLiServer method testInternalErrorMessage.

@Test(dataProvider = "restOrStream")
public void testInternalErrorMessage(final RestOrStream restOrStream) throws Exception {
    final StatusCollectionResource statusResource = getMockResource(StatusCollectionResource.class);
    EasyMock.expect(statusResource.get(eq(1L))).andThrow(new IllegalArgumentException("oops")).once();
    EasyMock.replay(statusResource);
    Callback<RestResponse> restResponseCallback = new Callback<RestResponse>() {

        @Override
        public void onSuccess(RestResponse restResponse) {
            fail();
        }

        @Override
        public void onError(Throwable e) {
            assertTrue(e instanceof RestException);
            RestException restException = (RestException) e;
            RestResponse restResponse = restException.getResponse();
            try {
                ErrorResponse responseBody = DataMapUtils.read(restResponse.getEntity().asInputStream(), ErrorResponse.class);
                assertEquals(responseBody.getMessage(), ErrorResponseBuilder.DEFAULT_INTERNAL_ERROR_MESSAGE);
                EasyMock.verify(statusResource);
                EasyMock.reset(statusResource);
            } catch (Exception e2) {
                fail(e2.toString());
            }
        }
    };
    if (restOrStream == RestOrStream.REST) {
        RestRequest request = new RestRequestBuilder(new URI("/statuses/1")).setHeader(RestConstants.HEADER_RESTLI_PROTOCOL_VERSION, AllProtocolVersions.BASELINE_PROTOCOL_VERSION.toString()).build();
        _server.handleRequest(request, new RequestContext(), restResponseCallback);
    } else {
        StreamRequest streamRequest = new StreamRequestBuilder(new URI("/statuses/1")).setHeader(RestConstants.HEADER_RESTLI_PROTOCOL_VERSION, AllProtocolVersions.BASELINE_PROTOCOL_VERSION.toString()).build(EntityStreams.emptyStream());
        Callback<StreamResponse> callback = new Callback<StreamResponse>() {

            @Override
            public void onSuccess(StreamResponse streamResponse) {
                fail();
            }

            @Override
            public void onError(Throwable e) {
                Messages.toRestException((StreamException) e, new Callback<RestException>() {

                    @Override
                    public void onError(Throwable e) {
                        Assert.fail();
                    }

                    @Override
                    public void onSuccess(RestException result) {
                        restResponseCallback.onError(result);
                    }
                });
            }
        };
        _server.handleRequest(streamRequest, new RequestContext(), callback);
    }
}

Example 13 with RestException

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

the class TestRestLiServer method testApplicationException.

@Test(dataProvider = TestConstants.RESTLI_PROTOCOL_1_2_PREFIX + "protocolVersions")
public void testApplicationException(final ProtocolVersion protocolVersion, final String errorResponseHeaderName, final RestOrStream restOrStream) throws Exception {
    final StatusCollectionResource statusResource = getMockResource(StatusCollectionResource.class);
    EasyMock.expect(statusResource.get(eq(1L))).andThrow(new RestLiServiceException(HttpStatus.S_500_INTERNAL_SERVER_ERROR, "Mock Exception")).once();
    EasyMock.replay(statusResource);
    Callback<RestResponse> restResponseCallback = new Callback<RestResponse>() {

        @Override
        public void onSuccess(RestResponse restResponse) {
            fail();
        }

        @Override
        public void onError(Throwable e) {
            assertTrue(e instanceof RestException);
            RestException restException = (RestException) e;
            RestResponse restResponse = restException.getResponse();
            try {
                assertEquals(restResponse.getStatus(), 500);
                assertTrue(restResponse.getEntity().length() > 0);
                assertEquals(restResponse.getHeader(errorResponseHeaderName), RestConstants.HEADER_VALUE_ERROR);
                ErrorResponse responseBody = DataMapUtils.read(restResponse.getEntity().asInputStream(), ErrorResponse.class);
                assertEquals(responseBody.getMessage(), "Mock Exception");
                assertEquals(responseBody.getExceptionClass(), "com.linkedin.restli.server.RestLiServiceException");
                assertTrue(responseBody.getStackTrace().startsWith("com.linkedin.restli.server.RestLiServiceException [HTTP Status:500]: Mock Exception"));
                assertEquals(responseBody.getStatus().intValue(), 500);
                EasyMock.verify(statusResource);
                EasyMock.reset(statusResource);
            } catch (Exception e2) {
                fail(e2.toString());
            }
        }
    };
    if (restOrStream == RestOrStream.REST) {
        RestRequest request = new RestRequestBuilder(new URI("/statuses/1")).setHeader(RestConstants.HEADER_RESTLI_PROTOCOL_VERSION, protocolVersion.toString()).build();
        _server.handleRequest(request, new RequestContext(), restResponseCallback);
    } else {
        StreamRequest streamRequest = new StreamRequestBuilder(new URI("/statuses/1")).setHeader(RestConstants.HEADER_RESTLI_PROTOCOL_VERSION, protocolVersion.toString()).build(EntityStreams.emptyStream());
        Callback<StreamResponse> callback = new Callback<StreamResponse>() {

            @Override
            public void onSuccess(StreamResponse streamResponse) {
                fail();
            }

            @Override
            public void onError(Throwable e) {
                Messages.toRestException((StreamException) e, new Callback<RestException>() {

                    @Override
                    public void onError(Throwable e) {
                        Assert.fail();
                    }

                    @Override
                    public void onSuccess(RestException result) {
                        restResponseCallback.onError(result);
                    }
                });
            }
        };
        _server.handleRequest(streamRequest, new RequestContext(), callback);
    }
}

Example 14 with RestException

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

the class AbstractR2Servlet method writeToServletResponse.

protected void writeToServletResponse(TransportResponse<RestResponse> response, HttpServletResponse resp) throws IOException {
    Map<String, String> wireAttrs = response.getWireAttributes();
    for (Map.Entry<String, String> e : WireAttributeHelper.toWireAttributes(wireAttrs).entrySet()) {
        resp.setHeader(e.getKey(), e.getValue());
    }
    RestResponse restResponse = null;
    if (response.hasError()) {
        Throwable e = response.getError();
        if (e instanceof RestException) {
            restResponse = ((RestException) e).getResponse();
        }
        if (restResponse == null) {
            restResponse = RestStatus.responseForError(RestStatus.INTERNAL_SERVER_ERROR, e);
        }
    } else {
        restResponse = response.getResponse();
    }
    resp.setStatus(restResponse.getStatus());
    Map<String, String> headers = restResponse.getHeaders();
    for (Map.Entry<String, String> e : headers.entrySet()) {
        // TODO multi-valued headers
        resp.setHeader(e.getKey(), e.getValue());
    }
    for (String cookie : restResponse.getCookies()) {
        resp.addHeader(HttpConstants.RESPONSE_COOKIE_HEADER_NAME, cookie);
    }
    final ByteString entity = restResponse.getEntity();
    entity.write(resp.getOutputStream());
    resp.getOutputStream().close();
}

Example 15 with RestException

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

the class TestHttpBridge method testHttpToStreamErrorMessage.

@Test
public void testHttpToStreamErrorMessage() throws TimeoutException, InterruptedException, ExecutionException {
    FutureCallback<StreamResponse> futureCallback = new FutureCallback<StreamResponse>();
    TransportCallback<StreamResponse> callback = new TransportCallbackAdapter<StreamResponse>(futureCallback);
    TransportCallback<StreamResponse> bridgeCallback = HttpBridge.httpToStreamCallback(callback);
    StreamResponse streamResponse = new StreamResponseBuilder().build(EntityStreams.emptyStream());
    // Note: FutureCallback will fail if called twice. An exception would be raised on the current
    // thread because we begin the callback sequence here in onResponse.
    // (test originally added due to bug with double callback invocation)
    bridgeCallback.onResponse(TransportResponseImpl.<StreamResponse>error(new StreamException(streamResponse)));
    StreamResponse resp = futureCallback.get(30, TimeUnit.SECONDS);
    // should have unpacked restResponse from the RestException that we passed in without
    // propagating the actual exception
    Assert.assertSame(resp, streamResponse);
}