home | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Java example source code file (TestDefaultClientRequestDirector.java)

This example source code file (TestDefaultClientRequestDirector.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java tags/keywords

basichttpparams, countdownlatch, defaulthttpclient, httpcontext, httpget, httprequest, httpresponse, io, ioexception, managedclientconnection, net, network, override, schemeregistry, string, threading, threads, timeunit, unsupportedoperationexception

The TestDefaultClientRequestDirector.java example source code

/*
 * ====================================================================
 *
 *  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.impl.client;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.net.ConnectException;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicReference;

import junit.framework.Test;
import junit.framework.TestSuite;

import org.apache.http.Header;
import org.apache.http.HttpClientConnection;
import org.apache.http.HttpEntity;
import org.apache.http.HttpException;
import org.apache.http.HttpHost;
import org.apache.http.HttpRequest;
import org.apache.http.HttpRequestInterceptor;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.ProtocolVersion;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpRequestRetryHandler;
import org.apache.http.client.NonRepeatableRequestException;
import org.apache.http.client.methods.AbortableHttpRequest;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.params.ClientPNames;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.ClientConnectionRequest;
import org.apache.http.conn.ConnectionPoolTimeoutException;
import org.apache.http.conn.ConnectionReleaseTrigger;
import org.apache.http.conn.ManagedClientConnection;
import org.apache.http.conn.routing.HttpRoute;
import org.apache.http.conn.scheme.PlainSocketFactory;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.entity.InputStreamEntity;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.conn.ClientConnAdapterMockup;
import org.apache.http.impl.conn.SingleClientConnManager;
import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager;
import org.apache.http.localserver.BasicServerTestBase;
import org.apache.http.localserver.LocalTestServer;
import org.apache.http.message.BasicHeader;
import org.apache.http.mockup.SocketFactoryMockup;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpParams;
import org.apache.http.protocol.BasicHttpContext;
import org.apache.http.protocol.ExecutionContext;
import org.apache.http.protocol.HttpContext;
import org.apache.http.protocol.HttpRequestExecutor;
import org.apache.http.protocol.HttpRequestHandler;

/**
 * Unit tests for {@link DefaultRequestDirector}
 */
public class TestDefaultClientRequestDirector extends BasicServerTestBase {

    public TestDefaultClientRequestDirector(final String testName) {
        super(testName);
    }

    public static void main(String args[]) {
        String[] testCaseName = { TestDefaultClientRequestDirector.class.getName() };
        junit.textui.TestRunner.main(testCaseName);
    }

    public static Test suite() {
        return new TestSuite(TestDefaultClientRequestDirector.class);
    }
    
    @Override
    protected void setUp() throws Exception {
        localServer = new LocalTestServer(null, null);
        localServer.registerDefaultHandlers();
        localServer.start();
    }
    
    /**
     * Tests that if abort is called on an {@link AbortableHttpRequest} while
     * {@link DefaultRequestDirector} is allocating a connection, that the
     * connection is properly aborted.
     */
    public void testAbortInAllocate() throws Exception {
        CountDownLatch connLatch = new CountDownLatch(1);
        CountDownLatch awaitLatch = new CountDownLatch(1);
        final ConMan conMan = new ConMan(connLatch, awaitLatch);        
        final AtomicReference<Throwable> throwableRef = new AtomicReference();
        final CountDownLatch getLatch = new CountDownLatch(1);
        final DefaultHttpClient client = new DefaultHttpClient(conMan, new BasicHttpParams()); 
        final HttpContext context = new BasicHttpContext();
        final HttpGet httpget = new HttpGet("http://www.example.com/a");
        
        new Thread(new Runnable() {
            public void run() {
                try {
                    client.execute(httpget, context);
                } catch(Throwable t) {
                    throwableRef.set(t);
                } finally {
                    getLatch.countDown();
                }
            }
        }).start();
        
        assertTrue("should have tried to get a connection", connLatch.await(1, TimeUnit.SECONDS));
        
        httpget.abort();
        
        assertTrue("should have finished get request", getLatch.await(1, TimeUnit.SECONDS));
        assertTrue("should be instanceof IOException, was: " + throwableRef.get(),
                throwableRef.get() instanceof IOException);
        assertTrue("cause should be InterruptedException, was: " + throwableRef.get().getCause(),
                throwableRef.get().getCause() instanceof InterruptedException);
    }
    
    /**
     * Tests that an abort called after the connection has been retrieved
     * but before a release trigger is set does still abort the request.
     */
    public void testAbortAfterAllocateBeforeRequest() throws Exception {
        this.localServer.register("*", new BasicService());
        
        CountDownLatch releaseLatch = new CountDownLatch(1);
        SchemeRegistry registry = new SchemeRegistry();
        registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
        
        SingleClientConnManager conMan = new SingleClientConnManager(new BasicHttpParams(), registry);
        final AtomicReference<Throwable> throwableRef = new AtomicReference();
        final CountDownLatch getLatch = new CountDownLatch(1);
        final DefaultHttpClient client = new DefaultHttpClient(conMan, new BasicHttpParams()); 
        final HttpContext context = new BasicHttpContext();
        final HttpGet httpget = new CustomGet("a", releaseLatch);
        
        new Thread(new Runnable() {
            public void run() {
                try {
                    client.execute(getServerHttp(), httpget, context);
                } catch(Throwable t) {
                    throwableRef.set(t);
                } finally {
                    getLatch.countDown();
                }
            }
        }).start();
        
        Thread.sleep(100); // Give it a little time to proceed to release...
        
        httpget.abort();
        
        releaseLatch.countDown();
        
        assertTrue("should have finished get request", getLatch.await(1, TimeUnit.SECONDS));
        assertTrue("should be instanceof IOException, was: " + throwableRef.get(),
                throwableRef.get() instanceof IOException);
    }
    
    /**
     * Tests that an abort called completely before execute
     * still aborts the request.
     */
    public void testAbortBeforeExecute() throws Exception {
        this.localServer.register("*", new BasicService());
        
        SchemeRegistry registry = new SchemeRegistry();
        registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
        
        SingleClientConnManager conMan = new SingleClientConnManager(new BasicHttpParams(), registry);
        final AtomicReference<Throwable> throwableRef = new AtomicReference();
        final CountDownLatch getLatch = new CountDownLatch(1);
        final CountDownLatch startLatch = new CountDownLatch(1);
        final DefaultHttpClient client = new DefaultHttpClient(conMan, new BasicHttpParams()); 
        final HttpContext context = new BasicHttpContext();
        final HttpGet httpget = new HttpGet("a");
        
        new Thread(new Runnable() {
            public void run() {
                try {
                    try {
                        if(!startLatch.await(1, TimeUnit.SECONDS))
                            throw new RuntimeException("Took too long to start!");
                    } catch(InterruptedException interrupted) {
                        throw new RuntimeException("Never started!", interrupted);
                    }
                    client.execute(getServerHttp(), httpget, context);
                } catch(Throwable t) {
                    throwableRef.set(t);
                } finally {
                    getLatch.countDown();
                }
            }
        }).start();
        
        httpget.abort();
        startLatch.countDown();
        
        assertTrue("should have finished get request", getLatch.await(1, TimeUnit.SECONDS));
        assertTrue("should be instanceof IOException, was: " + throwableRef.get(),
                throwableRef.get() instanceof IOException);
    }
    
    /**
     * Tests that an abort called after a redirect has found a new host
     * still aborts in the correct place (while trying to get the new
     * host's route, not while doing the subsequent request).
     */
    public void testAbortAfterRedirectedRoute() throws Exception {
        final int port = this.localServer.getServicePort();
        this.localServer.register("*", new BasicRedirectService(port));
        
        SchemeRegistry registry = new SchemeRegistry();
        registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
        
        CountDownLatch connLatch = new CountDownLatch(1);
        CountDownLatch awaitLatch = new CountDownLatch(1);
        ConnMan4 conMan = new ConnMan4(new BasicHttpParams(), registry, connLatch, awaitLatch);
        final AtomicReference<Throwable> throwableRef = new AtomicReference();
        final CountDownLatch getLatch = new CountDownLatch(1);
        final DefaultHttpClient client = new DefaultHttpClient(conMan, new BasicHttpParams()); 
        final HttpContext context = new BasicHttpContext();
        final HttpGet httpget = new HttpGet("a");
        
        new Thread(new Runnable() {
            public void run() {
                try {
                    HttpHost host = new HttpHost("127.0.0.1", port);
                    client.execute(host, httpget, context);
                } catch(Throwable t) {
                    throwableRef.set(t);
                } finally {
                    getLatch.countDown();
                }
            }
        }).start();
        
        assertTrue("should have tried to get a connection", connLatch.await(1, TimeUnit.SECONDS));
        
        httpget.abort();
        
        assertTrue("should have finished get request", getLatch.await(1, TimeUnit.SECONDS));
        assertTrue("should be instanceof IOException, was: " + throwableRef.get(),
                throwableRef.get() instanceof IOException);
        assertTrue("cause should be InterruptedException, was: " + throwableRef.get().getCause(),
                throwableRef.get().getCause() instanceof InterruptedException);
    }
    
    
    /**
     * Tests that if a socket fails to connect, the allocated connection is
     * properly released back to the connection manager.
     */
    public void testSocketConnectFailureReleasesConnection() throws Exception {
        final ConnMan2 conMan = new ConnMan2();
        final DefaultHttpClient client = new DefaultHttpClient(conMan, new BasicHttpParams()); 
        final HttpContext context = new BasicHttpContext();
        final HttpGet httpget = new HttpGet("http://www.example.com/a");
        
        try {
            client.execute(httpget, context);
            fail("expected IOException");
        } catch(IOException expected) {}
        
        assertNotNull(conMan.allocatedConnection);
        assertSame(conMan.allocatedConnection, conMan.releasedConnection);
    }
    
    public void testRequestFailureReleasesConnection() throws Exception {
        this.localServer.register("*", new ThrowingService());

        SchemeRegistry registry = new SchemeRegistry();
        registry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
        
        ConnMan3 conMan = new ConnMan3(new BasicHttpParams(), registry);
        DefaultHttpClient client = new DefaultHttpClient(conMan, new BasicHttpParams());
        HttpGet httpget = new HttpGet("/a");

        try {
            client.execute(getServerHttp(), httpget);
            fail("expected IOException");
        } catch (IOException expected) {}

        assertNotNull(conMan.allocatedConnection);
        assertSame(conMan.allocatedConnection, conMan.releasedConnection);
    }
    
    private static class ThrowingService implements HttpRequestHandler {
        public void handle(
                final HttpRequest request, 
                final HttpResponse response, 
                final HttpContext context) throws HttpException, IOException {
            throw new IOException();
        }
    }
    
    private static class BasicService implements HttpRequestHandler {
        public void handle(final HttpRequest request, 
                final HttpResponse response, 
                final HttpContext context) throws HttpException, IOException {
            response.setStatusCode(200);
            response.setEntity(new StringEntity("Hello World"));
        }
    }
    
   private class BasicRedirectService implements HttpRequestHandler {
        private int statuscode = HttpStatus.SC_SEE_OTHER;
        private int port;

        public BasicRedirectService(int port) {
            this.port = port;
        }

        public void handle(final HttpRequest request,
                final HttpResponse response, final HttpContext context)
                throws HttpException, IOException {
            ProtocolVersion ver = request.getRequestLine().getProtocolVersion();
            response.setStatusLine(ver, this.statuscode);
            response.addHeader(new BasicHeader("Location", "http://localhost:"
                    + this.port + "/newlocation/"));
            response.addHeader(new BasicHeader("Connection", "close"));
        }
    }

    private static class ConnMan4 extends ThreadSafeClientConnManager {
        private final CountDownLatch connLatch;
        private final CountDownLatch awaitLatch;
        
        public ConnMan4(HttpParams params, SchemeRegistry schreg,
                CountDownLatch connLatch, CountDownLatch awaitLatch) {
            super(params, schreg);
            this.connLatch = connLatch;
            this.awaitLatch = awaitLatch;
        }
        
        @Override
        public ClientConnectionRequest requestConnection(HttpRoute route, Object state) {
            // If this is the redirect route, stub the return value
            // so-as to pretend the host is waiting on a slot...
            if(route.getTargetHost().getHostName().equals("localhost")) {
                final Thread currentThread = Thread.currentThread();
                
                return new ClientConnectionRequest() {
                    
                    public void abortRequest() {
                        currentThread.interrupt();
                    }
                    
                    public ManagedClientConnection getConnection(
                            long timeout, TimeUnit tunit)
                            throws InterruptedException,
                            ConnectionPoolTimeoutException {
                        connLatch.countDown(); // notify waiter that we're getting a connection
                        
                        // zero usually means sleep forever, but CountDownLatch doesn't interpret it that way.
                        if(timeout == 0)
                            timeout = Integer.MAX_VALUE;
                        
                        if(!awaitLatch.await(timeout, tunit))
                            throw new ConnectionPoolTimeoutException();
                        
                        return new ClientConnAdapterMockup(ConnMan4.this);
                    }
                };  
            } else {
                return super.requestConnection(route, state);
            }
        }
    }
     
    
    private static class ConnMan3 extends SingleClientConnManager {
        private ManagedClientConnection allocatedConnection;
        private ManagedClientConnection releasedConnection;
        
        public ConnMan3(HttpParams params, SchemeRegistry schreg) {
            super(params, schreg);
        }
        
        @Override
        public ManagedClientConnection getConnection(HttpRoute route, Object state) {
            allocatedConnection = super.getConnection(route, state);
            return allocatedConnection;
        }
        
        @Override
        public void releaseConnection(ManagedClientConnection conn, long validDuration, TimeUnit timeUnit) {
            releasedConnection = conn;
            super.releaseConnection(conn, validDuration, timeUnit);
        }
        
        
    }
    
    static class ConnMan2 implements ClientConnectionManager {
        
        private ManagedClientConnection allocatedConnection;
        private ManagedClientConnection releasedConnection;
        
        public ConnMan2() {
        }

        public void closeIdleConnections(long idletime, TimeUnit tunit) {
            throw new UnsupportedOperationException("just a mockup");
        }
        
        public void closeExpiredConnections() {
            throw new UnsupportedOperationException("just a mockup");   
        }

        public ManagedClientConnection getConnection(HttpRoute route) {
            throw new UnsupportedOperationException("just a mockup");
        }

        public ManagedClientConnection getConnection(HttpRoute route,
                long timeout, TimeUnit tunit) {
            throw new UnsupportedOperationException("just a mockup");
        }
        
        public ClientConnectionRequest requestConnection(
                final HttpRoute route, 
                final Object state) {
            
            return new ClientConnectionRequest() {
                
                public void abortRequest() {
                    throw new UnsupportedOperationException("just a mockup");
                }
                
                public ManagedClientConnection getConnection(
                        long timeout, TimeUnit unit)
                        throws InterruptedException,
                        ConnectionPoolTimeoutException {
                    allocatedConnection = new ClientConnAdapterMockup(ConnMan2.this) {
                        @Override
                        public void open(HttpRoute route, HttpContext context,
                                HttpParams params) throws IOException {
                            throw new ConnectException();
                        }
                    };
                    return allocatedConnection;
                }
            };
        }

        public HttpParams getParams() {
            throw new UnsupportedOperationException("just a mockup");
        }

        public SchemeRegistry getSchemeRegistry() {
            SchemeRegistry registry = new SchemeRegistry();
            registry.register(new Scheme("http", new SocketFactoryMockup(null), 80));
            return registry;
        }

        public void releaseConnection(ManagedClientConnection conn, long validDuration, TimeUnit timeUnit) {
            this.releasedConnection = conn;
        }

        public void shutdown() {
            throw new UnsupportedOperationException("just a mockup");
        }
    }
    
    static class ConMan implements ClientConnectionManager {
        private final CountDownLatch connLatch;
        private final CountDownLatch awaitLatch;
        
        public ConMan(CountDownLatch connLatch, CountDownLatch awaitLatch) {
            this.connLatch = connLatch;
            this.awaitLatch = awaitLatch;
        }

        public void closeIdleConnections(long idletime, TimeUnit tunit) {
            throw new UnsupportedOperationException("just a mockup");
        }
        
        public void closeExpiredConnections() {
            throw new UnsupportedOperationException("just a mockup");            
        }

        public ManagedClientConnection getConnection(HttpRoute route) {
            throw new UnsupportedOperationException("just a mockup");
        }

        public ManagedClientConnection getConnection(HttpRoute route,
                long timeout, TimeUnit tunit) {
            throw new UnsupportedOperationException("just a mockup");
        }
        
        public ClientConnectionRequest requestConnection(
                final HttpRoute route,
                final Object state) {
            
            final Thread currentThread = Thread.currentThread();
            
            return new ClientConnectionRequest() {
                
                public void abortRequest() {
                    currentThread.interrupt();
                }
                
                public ManagedClientConnection getConnection(
                        long timeout, TimeUnit tunit)
                        throws InterruptedException,
                        ConnectionPoolTimeoutException {
                    connLatch.countDown(); // notify waiter that we're getting a connection
                    
                    // zero usually means sleep forever, but CountDownLatch doesn't interpret it that way.
                    if(timeout == 0)
                        timeout = Integer.MAX_VALUE;
                    
                    if(!awaitLatch.await(timeout, tunit))
                        throw new ConnectionPoolTimeoutException();
                    
                    return new ClientConnAdapterMockup(ConMan.this);
                }
            };
        }

        public HttpParams getParams() {
            throw new UnsupportedOperationException("just a mockup");
        }

        public SchemeRegistry getSchemeRegistry() {
            SchemeRegistry registry = new SchemeRegistry();
            registry.register(new Scheme("http", new SocketFactoryMockup(null), 80));
            return registry;
        }

        public void releaseConnection(ManagedClientConnection conn, long validDuration, TimeUnit timeUnit) {
            throw new UnsupportedOperationException("just a mockup");
        }

        public void shutdown() {
            throw new UnsupportedOperationException("just a mockup");
        }
    }
    
    private static class CustomGet extends HttpGet {
        private final CountDownLatch releaseTriggerLatch;

        public CustomGet(String uri, CountDownLatch releaseTriggerLatch) {
            super(uri);
            this.releaseTriggerLatch = releaseTriggerLatch;
        }
        
        @Override
        public void setReleaseTrigger(ConnectionReleaseTrigger releaseTrigger) throws IOException {
            try {
                if(!releaseTriggerLatch.await(1, TimeUnit.SECONDS))
                    throw new RuntimeException("Waited too long...");
            } catch(InterruptedException ie) {
                throw new RuntimeException(ie);
            }
            
            super.setReleaseTrigger(releaseTrigger);
        }
        
    }

    private class SimpleService implements HttpRequestHandler {
        
        public SimpleService() {
            super();
        }

        public void handle(
                final HttpRequest request, 
                final HttpResponse response, 
                final HttpContext context) throws HttpException, IOException {
            response.setStatusCode(HttpStatus.SC_OK);
            StringEntity entity = new StringEntity("Whatever");
            response.setEntity(entity);
        }
    }

    public void testDefaultHostAtClientLevel() throws Exception {
        int port = this.localServer.getServicePort();
        this.localServer.register("*", new SimpleService());

        HttpHost target = new HttpHost("localhost", port);
        
        DefaultHttpClient client = new DefaultHttpClient(); 
        client.getParams().setParameter(ClientPNames.DEFAULT_HOST, target);
        
        String s = "/path";
        HttpGet httpget = new HttpGet(s);

        HttpResponse response = client.execute(httpget);
        HttpEntity e = response.getEntity();
        if (e != null) {
            e.consumeContent();
        }
        assertEquals(HttpStatus.SC_OK, response.getStatusLine().getStatusCode());
    }

    public void testDefaultHostAtRequestLevel() throws Exception {
        int port = this.localServer.getServicePort();
        this.localServer.register("*", new SimpleService());

        HttpHost target1 = new HttpHost("whatever", 80);
        HttpHost target2 = new HttpHost("localhost", port);
        
        DefaultHttpClient client = new DefaultHttpClient(); 
        client.getParams().setParameter(ClientPNames.DEFAULT_HOST, target1);
        
        String s = "/path";
        HttpGet httpget = new HttpGet(s);
        httpget.getParams().setParameter(ClientPNames.DEFAULT_HOST, target2);

        HttpResponse response = client.execute(httpget);
        HttpEntity e = response.getEntity();
        if (e != null) {
            e.consumeContent();
        }
        assertEquals(HttpStatus.SC_OK, response.getStatusLine().getStatusCode());
    }

    private static class FaultyHttpRequestExecutor extends HttpRequestExecutor {
        
        private static final String MARKER = "marker";
        
        private final String failureMsg;

        public FaultyHttpRequestExecutor(String failureMsg) {
            this.failureMsg = failureMsg;
        }
        
        @Override
        public HttpResponse execute(
                final HttpRequest request, 
                final HttpClientConnection conn, 
                final HttpContext context) throws IOException, HttpException {
            
            HttpResponse response = super.execute(request, conn, context);
            Object marker = context.getAttribute(MARKER);
            if (marker == null) {
                context.setAttribute(MARKER, Boolean.TRUE);
                throw new IOException(failureMsg);
            }
            return response;
        }
        
    }
    
    private static class FaultyHttpClient extends DefaultHttpClient {
        
        private final String failureMsg;
        
        public FaultyHttpClient() {
            this("Oppsie");
        }

        public FaultyHttpClient(String failureMsg) {
            this.failureMsg = failureMsg;
        }

        @Override
        protected HttpRequestExecutor createRequestExecutor() {
            return new FaultyHttpRequestExecutor(failureMsg);
        }
        
    }
    
    
    public void testAutoGeneratedHeaders() throws Exception {
        int port = this.localServer.getServicePort();
        this.localServer.register("*", new SimpleService());
        
        FaultyHttpClient client = new FaultyHttpClient(); 
        
        client.addRequestInterceptor(new HttpRequestInterceptor() {

            public void process(
                    final HttpRequest request, 
                    final HttpContext context) throws HttpException, IOException {
                request.addHeader("my-header", "stuff");
            }
            
        }) ;      
        
        client.setHttpRequestRetryHandler(new HttpRequestRetryHandler() {

            public boolean retryRequest(
                    final IOException exception, 
                    int executionCount, 
                    final HttpContext context) {
                return true;
            }
            
        });
        
        HttpContext context = new BasicHttpContext();

        String s = "http://localhost:" + port;
        HttpGet httpget = new HttpGet(s);

        HttpResponse response = client.execute(getServerHttp(), httpget, context);
        HttpEntity e = response.getEntity();
        if (e != null) {
            e.consumeContent();
        }

        HttpRequest reqWrapper = (HttpRequest) context.getAttribute(
                ExecutionContext.HTTP_REQUEST);
        
        assertEquals(HttpStatus.SC_OK, response.getStatusLine().getStatusCode());

        assertTrue(reqWrapper instanceof RequestWrapper);
        Header[] myheaders = reqWrapper.getHeaders("my-header");
        assertNotNull(myheaders);
        assertEquals(1, myheaders.length);
    }
    
    public void testNonRepeatableEntity() throws Exception {
        int port = this.localServer.getServicePort();
        this.localServer.register("*", new SimpleService());
        
        String failureMsg = "a message showing that this failed";
        
        FaultyHttpClient client = new FaultyHttpClient(failureMsg); 
        client.setHttpRequestRetryHandler(new HttpRequestRetryHandler() {

            public boolean retryRequest(
                    final IOException exception,
                    int executionCount,
                    final HttpContext context) {
                return true;
            }

        });
        HttpContext context = new BasicHttpContext();

        String s = "http://localhost:" + port;
        HttpPost httppost = new HttpPost(s);
        httppost.setEntity(new InputStreamEntity(
                new ByteArrayInputStream(
                        new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9 } ),
                        -1));

        try {
            client.execute(getServerHttp(), httppost, context);
            fail("ClientProtocolException should have been thrown");
        } catch (ClientProtocolException ex) {
            assertTrue(ex.getCause() instanceof NonRepeatableRequestException);
            NonRepeatableRequestException nonRepeat = (NonRepeatableRequestException)ex.getCause();
            assertTrue(nonRepeat.getCause() instanceof IOException);
            assertEquals(failureMsg, nonRepeat.getCause().getMessage());
        }
    }
    
}

Other Java examples (source code examples)

Here is a short list of links related to this Java TestDefaultClientRequestDirector.java source code file:



my book on functional programming

 

new blog posts

 

Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.