Examples with FilterChain com.linkedin.r2.filter.FilterChain used on opensource projects

Example 16 with FilterChain

use of com.linkedin.r2.filter.FilterChain in project rest.li by linkedin.

the class TestStreamFilterAdapters method testRequestFilterAdapterCallsOnError.

@Test
public void testRequestFilterAdapterCallsOnError() {
    final Exception runTimeException = new RuntimeException();
    FilterChain fc = adaptAndCreateFilterChain(new RestFilter() {

        @Override
        public void onRestRequest(RestRequest req, RequestContext requestContext, Map<String, String> wireAttrs, NextFilter<RestRequest, RestResponse> nextFilter) {
            nextFilter.onError(runTimeException, requestContext, wireAttrs);
        }
    });
    fc.onStreamRequest(simpleStreamRequest("12345"), FilterUtil.emptyRequestContext(), FilterUtil.emptyWireAttrs());
    Throwable ex = _beforeFilter.getThrowable();
    Assert.assertSame(ex, runTimeException);
    fc = adaptAndCreateFilterChain(new RestFilter() {

        @Override
        public void onRestRequest(RestRequest req, RequestContext requestContext, Map<String, String> wireAttrs, NextFilter<RestRequest, RestResponse> nextFilter) {
            nextFilter.onError(simpleRestException(req.getEntity().asString("UTF8")), requestContext, wireAttrs);
        }
    });
    fc.onStreamRequest(simpleStreamRequest("12345"), FilterUtil.emptyRequestContext(), FilterUtil.emptyWireAttrs());
    ex = _beforeFilter.getThrowable();
    Assert.assertTrue(ex instanceof StreamException);
    StreamResponse errorResponse = ((StreamException) ex).getResponse();
    errorResponse.getEntityStream().setReader(new FullEntityReader(new Callback<ByteString>() {

        @Override
        public void onError(Throwable e) {
            Assert.fail("should not happen");
        }

        @Override
        public void onSuccess(ByteString result) {
            Assert.assertEquals(result.asString("UTF8"), "12345");
        }
    }));
}

Example 17 with FilterChain

use of com.linkedin.r2.filter.FilterChain in project rest.li by linkedin.

the class TestStreamFilterAdapters method testRequestFilterAdapterChangeRequest.

@Test
public void testRequestFilterAdapterChangeRequest() {
    FilterChain fc = adaptAndCreateFilterChain(new RestFilter() {

        @Override
        public void onRestRequest(RestRequest req, RequestContext requestContext, Map<String, String> wireAttrs, NextFilter<RestRequest, RestResponse> nextFilter) {
            nextFilter.onRequest(req.builder().setEntity(req.getEntity().asString("UTF8").replace('1', '0').getBytes()).build(), requestContext, wireAttrs);
        }
    });
    fc.onStreamRequest(simpleStreamRequest("12345"), FilterUtil.emptyRequestContext(), FilterUtil.emptyWireAttrs());
    StreamRequest capturedReq = _afterFilter.getRequest();
    Assert.assertEquals(capturedReq.getURI(), SIMPLE_URI);
    capturedReq.getEntityStream().setReader(new FullEntityReader(new Callback<ByteString>() {

        @Override
        public void onError(Throwable e) {
            Assert.fail("shouldn't have error");
        }

        @Override
        public void onSuccess(ByteString result) {
            Assert.assertEquals(result.asString("UTF8"), "02345");
        }
    }));
}

Example 18 with FilterChain

use of com.linkedin.r2.filter.FilterChain in project rest.li by linkedin.

the class TestStreamFilterAdapters method testResponseFilterAdapterChangeResponse.

@Test
public void testResponseFilterAdapterChangeResponse() {
    FilterChain fc = adaptAndCreateFilterChain(new RestFilter() {

        @Override
        public void onRestResponse(RestResponse res, RequestContext requestContext, Map<String, String> wireAttrs, NextFilter<RestRequest, RestResponse> nextFilter) {
            nextFilter.onResponse(res.builder().setEntity(res.getEntity().asString("UTF8").replace('1', '0').getBytes()).build(), requestContext, wireAttrs);
        }

        @Override
        public void onRestError(Throwable ex, RequestContext requestContext, Map<String, String> wireAttrs, NextFilter<RestRequest, RestResponse> nextFilter) {
        }
    });
    fc.onStreamResponse(simpleStreamResponse("12345"), FilterUtil.emptyRequestContext(), FilterUtil.emptyWireAttrs());
    StreamResponse capturedResponse = _beforeFilter.getResponse();
    capturedResponse.getEntityStream().setReader(new FullEntityReader(new Callback<ByteString>() {

        @Override
        public void onError(Throwable e) {
            Assert.fail("should not happen");
        }

        @Override
        public void onSuccess(ByteString result) {
            Assert.assertEquals(result.asString("UTF8"), "02345");
        }
    }));
}

Example 19 with FilterChain

use of com.linkedin.r2.filter.FilterChain in project rest.li by linkedin.

the class TestStreamFilterAdapters method testResponseFilterAdapterCallsOnErrorInOnResponse.

@Test
public void testResponseFilterAdapterCallsOnErrorInOnResponse() {
    FilterChain fc = adaptAndCreateFilterChain(new RestFilter() {

        @Override
        public void onRestResponse(RestResponse res, RequestContext requestContext, Map<String, String> wireAttrs, NextFilter<RestRequest, RestResponse> nextFilter) {
            nextFilter.onError(simpleRestException(res.getEntity().asString("UTF8")), requestContext, wireAttrs);
        }

        @Override
        public void onRestError(Throwable ex, RequestContext requestContext, Map<String, String> wireAttrs, NextFilter<RestRequest, RestResponse> nextFilter) {
        }
    });
    fc.onStreamResponse(simpleStreamResponse("12345"), FilterUtil.emptyRequestContext(), FilterUtil.emptyWireAttrs());
    Throwable capturedEx = _beforeFilter.getThrowable();
    Assert.assertTrue(capturedEx instanceof StreamException);
    ((StreamException) capturedEx).getResponse().getEntityStream().setReader(new FullEntityReader(new Callback<ByteString>() {

        @Override
        public void onError(Throwable e) {
            Assert.fail("should not happen");
        }

        @Override
        public void onSuccess(ByteString result) {
            Assert.assertEquals(result.asString("UTF8"), "12345");
        }
    }));
    fc = adaptAndCreateFilterChain(new RestFilter() {

        @Override
        public void onRestResponse(RestResponse res, RequestContext requestContext, Map<String, String> wireAttrs, NextFilter<RestRequest, RestResponse> nextFilter) {
            nextFilter.onError(new IllegalStateException(), requestContext, wireAttrs);
        }

        @Override
        public void onRestError(Throwable ex, RequestContext requestContext, Map<String, String> wireAttrs, NextFilter<RestRequest, RestResponse> nextFilter) {
        }
    });
    fc.onStreamResponse(simpleStreamResponse("12345"), FilterUtil.emptyRequestContext(), FilterUtil.emptyWireAttrs());
    capturedEx = _beforeFilter.getThrowable();
    Assert.assertTrue(capturedEx instanceof IllegalStateException);
}

Example 20 with FilterChain

use of com.linkedin.r2.filter.FilterChain in project rest.li by linkedin.

the class TestFilterChainImpl method testStreamRequestFilter.

@Test
public void testStreamRequestFilter() {
    final RestCountFilter restCountFilter = new RestCountFilter();
    final StreamCountFilter streamCountFilter = new StreamCountFilter();
    FilterChain fc = FilterChains.createRestChain(restCountFilter);
    fc = fc.addLast(streamCountFilter);
    fireStreamRequest(fc);
    assertRestCounts(0, 0, 0, restCountFilter);
    assertStreamCounts(1, 0, 0, streamCountFilter);
}