| /* |
| * ==================================================================== |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * 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/>. |
| * |
| */ |
| package org.apache.http.nio.client.methods; |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.nio.CharBuffer; |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.Future; |
| import java.util.concurrent.atomic.AtomicLong; |
| |
| import org.apache.http.Consts; |
| import org.apache.http.localserver.HttpAsyncTestBase; |
| import org.apache.http.HttpException; |
| import org.apache.http.HttpHost; |
| import org.apache.http.HttpResponse; |
| import org.apache.http.entity.ContentType; |
| import org.apache.http.localserver.EchoHandler; |
| import org.apache.http.localserver.RandomHandler; |
| import org.apache.http.nio.IOControl; |
| import org.apache.http.nio.protocol.BasicAsyncRequestHandler; |
| import org.apache.http.nio.protocol.HttpAsyncRequestProducer; |
| import org.apache.http.protocol.HttpContext; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.mockito.Matchers; |
| import org.mockito.Mockito; |
| |
| public class TestAsyncConsumers extends HttpAsyncTestBase { |
| |
| @Before @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| this.serverBootstrap.registerHandler("/echo/*", new BasicAsyncRequestHandler(new EchoHandler())); |
| this.serverBootstrap.registerHandler("/random/*", new BasicAsyncRequestHandler(new RandomHandler())); |
| } |
| |
| static class ByteCountingConsumer extends AsyncByteConsumer<Long> { |
| |
| public ByteCountingConsumer() { |
| super(); |
| } |
| |
| public ByteCountingConsumer(final int bufSize) { |
| super(bufSize); |
| } |
| |
| private final AtomicLong count = new AtomicLong(0); |
| |
| @Override |
| protected void onResponseReceived(final HttpResponse response) { |
| } |
| |
| @Override |
| protected void onByteReceived(final ByteBuffer buf, final IOControl ioctrl) { |
| this.count.addAndGet(buf.remaining()); |
| } |
| |
| @Override |
| protected Long buildResult(final HttpContext context) throws Exception { |
| return count.get(); |
| } |
| |
| } |
| |
| @Test |
| public void testByteConsumer() throws Exception { |
| final HttpHost target = start(); |
| for (int i = 0; i < 5; i++) { |
| final HttpAsyncRequestProducer httpget = HttpAsyncMethods.createGet(target.toURI() + "/random/20480"); |
| final AsyncByteConsumer<Long> consumer = new ByteCountingConsumer(); |
| final Future<Long> future = this.httpclient.execute(httpget, consumer, null); |
| final Long count = future.get(); |
| Assert.assertEquals(20480, count.longValue()); |
| } |
| } |
| |
| @Test |
| public void testByteConsumerSmallBufffer() throws Exception { |
| final HttpHost target = start(); |
| for (int i = 0; i < 5; i++) { |
| final HttpAsyncRequestProducer httpget = HttpAsyncMethods.createGet(target.toURI() + "/random/20480"); |
| final AsyncByteConsumer<Long> consumer = new ByteCountingConsumer(512); |
| final Future<Long> future = this.httpclient.execute(httpget, consumer, null); |
| final Long count = future.get(); |
| Assert.assertEquals(20480, count.longValue()); |
| } |
| } |
| |
| static class BufferingCharConsumer extends AsyncCharConsumer<String> { |
| |
| public BufferingCharConsumer() { |
| super(); |
| } |
| |
| public BufferingCharConsumer(final int bufSize) { |
| super(bufSize); |
| } |
| |
| private final StringBuilder sb = new StringBuilder(); |
| |
| @Override |
| public void onResponseReceived(final HttpResponse response) { |
| } |
| |
| @Override |
| protected void onCharReceived(final CharBuffer buf, final IOControl ioctrl) throws IOException { |
| while (buf.hasRemaining()) { |
| this.sb.append(buf.get()); |
| } |
| } |
| |
| @Override |
| protected void releaseResources() { |
| super.releaseResources(); |
| this.sb.setLength(0); |
| } |
| |
| @Override |
| protected String buildResult(final HttpContext context) throws Exception { |
| return this.sb.toString(); |
| } |
| |
| } |
| |
| @Test |
| public void testCharConsumer() throws Exception { |
| final HttpHost target = start(); |
| final StringBuilder sb = new StringBuilder(); |
| for (int i= 0; i < 25; i++) { |
| sb.append("blah blah blah blah\r\n"); |
| sb.append("yada yada yada yada\r\n"); |
| } |
| final String s = sb.toString(); |
| |
| for (int i = 0; i < 5; i++) { |
| final HttpAsyncRequestProducer httppost = HttpAsyncMethods.createPost( |
| target.toURI() + "/echo/stuff", s, |
| ContentType.create("text/plain", Consts.ASCII)); |
| final AsyncCharConsumer<String> consumer = new BufferingCharConsumer(); |
| final Future<String> future = this.httpclient.execute(httppost, consumer, null); |
| final String result = future.get(); |
| Assert.assertEquals(s, result); |
| } |
| } |
| |
| @Test |
| public void testCharConsumerSmallBufffer() throws Exception { |
| final HttpHost target = start(); |
| final StringBuilder sb = new StringBuilder(); |
| for (int i= 0; i < 25; i++) { |
| sb.append("blah blah blah blah\r\n"); |
| sb.append("yada yada yada yada\r\n"); |
| } |
| final String s = sb.toString(); |
| |
| for (int i = 0; i < 5; i++) { |
| final HttpAsyncRequestProducer httppost = HttpAsyncMethods.createPost( |
| target.toURI() + "/echo/stuff", s, |
| ContentType.create("text/plain", Consts.ASCII)); |
| final AsyncCharConsumer<String> consumer = new BufferingCharConsumer(512); |
| final Future<String> future = this.httpclient.execute(httppost, consumer, null); |
| final String result = future.get(); |
| Assert.assertEquals(s, result); |
| } |
| } |
| |
| @Test |
| public void testResourceReleaseOnSuccess() throws Exception { |
| final HttpHost target = start(); |
| final StringBuilder sb = new StringBuilder(); |
| for (int i= 0; i < 25; i++) { |
| sb.append("blah blah blah blah\r\n"); |
| sb.append("yada yada yada yada\r\n"); |
| } |
| final String s = sb.toString(); |
| |
| final HttpAsyncRequestProducer httppost = HttpAsyncMethods.createPost( |
| target.toURI() + "/echo/stuff", s, |
| ContentType.create("text/plain", Consts.ASCII)); |
| final BufferingCharConsumer consumer = Mockito.spy(new BufferingCharConsumer()); |
| final Future<String> future = this.httpclient.execute(httppost, consumer, null); |
| final String result = future.get(); |
| Assert.assertEquals(s, result); |
| Mockito.verify(consumer).buildResult(Matchers.any(HttpContext.class)); |
| Mockito.verify(consumer).releaseResources(); |
| } |
| |
| @Test |
| public void testResourceReleaseOnException() throws Exception { |
| final HttpHost target = start(); |
| final HttpAsyncRequestProducer httppost = HttpAsyncMethods.createPost( |
| target.toURI() + "/echo/stuff", "stuff", |
| ContentType.create("text/plain", Consts.ASCII)); |
| final AsyncCharConsumer<String> consumer = Mockito.spy(new BufferingCharConsumer()); |
| Mockito.doThrow(new IOException("Kaboom")).when(consumer).onCharReceived( |
| Matchers.any(CharBuffer.class), Matchers.any(IOControl.class)); |
| |
| final Future<String> future = this.httpclient.execute(httppost, consumer, null); |
| try { |
| future.get(); |
| Assert.fail("ExecutionException expected"); |
| } catch (final ExecutionException ex) { |
| final Throwable t = ex.getCause(); |
| Assert.assertNotNull(t); |
| Assert.assertTrue(t instanceof IOException); |
| Assert.assertEquals("Kaboom", t.getMessage()); |
| } |
| Mockito.verify(consumer).releaseResources(); |
| } |
| |
| @Test |
| public void testResourceReleaseOnBuildFailure() throws Exception { |
| final HttpHost target = start(); |
| final HttpAsyncRequestProducer httppost = HttpAsyncMethods.createPost( |
| target.toURI() + "/echo/stuff", "stuff", |
| ContentType.create("text/plain", Consts.ASCII)); |
| final BufferingCharConsumer consumer = Mockito.spy(new BufferingCharConsumer()); |
| Mockito.doThrow(new HttpException("Kaboom")).when(consumer).buildResult(Matchers.any(HttpContext.class)); |
| |
| final Future<String> future = this.httpclient.execute(httppost, consumer, null); |
| try { |
| future.get(); |
| Assert.fail("ExecutionException expected"); |
| } catch (final ExecutionException ex) { |
| final Throwable t = ex.getCause(); |
| Assert.assertNotNull(t); |
| Assert.assertTrue(t instanceof HttpException); |
| Assert.assertEquals("Kaboom", t.getMessage()); |
| } |
| Mockito.verify(consumer).releaseResources(); |
| } |
| |
| } |