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* Licensed to the Apache Software Foundation (ASF) under one
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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
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package org.apache.http.nio.integration;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.InetSocketAddress;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.apache.http.Consts;
import org.apache.http.HttpConnection;
import org.apache.http.HttpException;
import org.apache.http.HttpHost;
import org.apache.http.HttpRequest;
import org.apache.http.HttpResponse;
import org.apache.http.concurrent.FutureCallback;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.InputStreamEntity;
import org.apache.http.message.BasicHttpRequest;
import org.apache.http.nio.ContentEncoder;
import org.apache.http.nio.IOControl;
import org.apache.http.nio.entity.NStringEntity;
import org.apache.http.nio.protocol.BasicAsyncRequestConsumer;
import org.apache.http.nio.protocol.BasicAsyncResponseProducer;
import org.apache.http.nio.protocol.HttpAsyncExchange;
import org.apache.http.nio.protocol.HttpAsyncExpectationVerifier;
import org.apache.http.nio.protocol.HttpAsyncRequestConsumer;
import org.apache.http.nio.protocol.HttpAsyncRequestHandler;
import org.apache.http.nio.protocol.HttpAsyncRequestHandlerMapper;
import org.apache.http.nio.protocol.UriHttpAsyncRequestHandlerMapper;
import org.apache.http.nio.reactor.IOReactorStatus;
import org.apache.http.nio.reactor.ListenerEndpoint;
import org.apache.http.nio.testserver.HttpCoreNIOTestBase;
import org.apache.http.protocol.BasicHttpContext;
import org.apache.http.protocol.HttpContext;
import org.apache.http.protocol.HttpCoreContext;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class TestHttpAsyncPrematureTermination extends HttpCoreNIOTestBase {
@Before
public void setUp() throws Exception {
initServer();
initClient();
}
@After
public void tearDown() throws Exception {
shutDownClient();
shutDownServer();
}
private InetSocketAddress start(
final HttpAsyncRequestHandlerMapper requestHandlerResolver,
final HttpAsyncExpectationVerifier expectationVerifier) throws Exception {
this.server.start(requestHandlerResolver, expectationVerifier);
this.client.start();
final ListenerEndpoint endpoint = this.server.getListenerEndpoint();
endpoint.waitFor();
Assert.assertEquals("Test server status", IOReactorStatus.ACTIVE, this.server.getStatus());
return (InetSocketAddress) endpoint.getAddress();
}
@Test
public void testConnectionTerminatedProcessingRequest() throws Exception {
final UriHttpAsyncRequestHandlerMapper registry = new UriHttpAsyncRequestHandlerMapper();
registry.register("*", new HttpAsyncRequestHandler<HttpRequest>() {
@Override
public HttpAsyncRequestConsumer<HttpRequest> processRequest(
final HttpRequest request,
final HttpContext context) throws HttpException, IOException {
final HttpConnection conn = (HttpConnection) context.getAttribute(
HttpCoreContext.HTTP_CONNECTION);
conn.shutdown();
return new BasicAsyncRequestConsumer();
}
@Override
public void handle(
final HttpRequest request,
final HttpAsyncExchange httpExchange,
final HttpContext context) throws HttpException, IOException {
final HttpResponse response = httpExchange.getResponse();
response.setEntity(new NStringEntity("all is well", ContentType.TEXT_PLAIN));
httpExchange.submitResponse();
}
});
final InetSocketAddress address = start(registry, null);
final HttpHost target = new HttpHost("localhost", address.getPort());
final CountDownLatch latch = new CountDownLatch(1);
final FutureCallback<HttpResponse> callback = new FutureCallback<HttpResponse>() {
@Override
public void cancelled() {
latch.countDown();
}
@Override
public void failed(final Exception ex) {
latch.countDown();
}
@Override
public void completed(final HttpResponse response) {
Assert.fail();
}
};
final HttpRequest request = new BasicHttpRequest("GET", "/");
final HttpContext context = new BasicHttpContext();
this.client.execute(target, request, context, callback);
Assert.assertTrue(latch.await(5, TimeUnit.SECONDS));
}
@Test
public void testConnectionTerminatedHandlingRequest() throws Exception {
final UriHttpAsyncRequestHandlerMapper registry = new UriHttpAsyncRequestHandlerMapper();
final CountDownLatch responseStreamClosed = new CountDownLatch(1);
final InputStream testInputStream = new ByteArrayInputStream(
"all is well".getBytes(Consts.ASCII)) {
@Override
public void close() throws IOException {
responseStreamClosed.countDown();
super.close();
}
};
registry.register("*", new HttpAsyncRequestHandler<HttpRequest>() {
@Override
public HttpAsyncRequestConsumer<HttpRequest> processRequest(
final HttpRequest request,
final HttpContext context) throws HttpException, IOException {
return new BasicAsyncRequestConsumer();
}
@Override
public void handle(
final HttpRequest request,
final HttpAsyncExchange httpExchange,
final HttpContext context) throws HttpException, IOException {
final HttpConnection conn = (HttpConnection) context.getAttribute(
HttpCoreContext.HTTP_CONNECTION);
conn.shutdown();
final HttpResponse response = httpExchange.getResponse();
response.setEntity(new InputStreamEntity(testInputStream, -1));
httpExchange.submitResponse();
}
});
final InetSocketAddress address = start(registry, null);
final HttpHost target = new HttpHost("localhost", address.getPort());
final CountDownLatch latch = new CountDownLatch(1);
final FutureCallback<HttpResponse> callback = new FutureCallback<HttpResponse>() {
@Override
public void cancelled() {
latch.countDown();
}
@Override
public void failed(final Exception ex) {
latch.countDown();
}
@Override
public void completed(final HttpResponse response) {
Assert.fail();
}
};
final HttpRequest request = new BasicHttpRequest("GET", "/");
final HttpContext context = new BasicHttpContext();
this.client.execute(target, request, context, callback);
Assert.assertTrue(latch.await(5, TimeUnit.SECONDS));
Assert.assertTrue(responseStreamClosed.await(5, TimeUnit.SECONDS));
}
@Test
public void testConnectionTerminatedSendingResponse() throws Exception {
final UriHttpAsyncRequestHandlerMapper registry = new UriHttpAsyncRequestHandlerMapper();
registry.register("*", new HttpAsyncRequestHandler<HttpRequest>() {
@Override
public HttpAsyncRequestConsumer<HttpRequest> processRequest(
final HttpRequest request,
final HttpContext context) throws HttpException, IOException {
return new BasicAsyncRequestConsumer();
}
@Override
public void handle(
final HttpRequest request,
final HttpAsyncExchange httpExchange,
final HttpContext context) throws HttpException, IOException {
final HttpResponse response = httpExchange.getResponse();
response.setEntity(new NStringEntity("all is well", ContentType.TEXT_PLAIN));
httpExchange.submitResponse(new BasicAsyncResponseProducer(response) {
@Override
public synchronized void produceContent(
final ContentEncoder encoder,
final IOControl ioctrl) throws IOException {
ioctrl.shutdown();
}
});
}
});
final InetSocketAddress address = start(registry, null);
final HttpHost target = new HttpHost("localhost", address.getPort());
final CountDownLatch latch = new CountDownLatch(1);
final FutureCallback<HttpResponse> callback = new FutureCallback<HttpResponse>() {
@Override
public void cancelled() {
latch.countDown();
}
@Override
public void failed(final Exception ex) {
latch.countDown();
}
@Override
public void completed(final HttpResponse response) {
Assert.fail();
}
};
final HttpRequest request = new BasicHttpRequest("GET", "/");
final HttpContext context = new BasicHttpContext();
this.client.execute(target, request, context, callback);
Assert.assertTrue(latch.await(5, TimeUnit.SECONDS));
}
}