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From ol...@apache.org
Subject svn commit: r1242405 - in /httpcomponents/httpasyncclient/trunk/httpasyncclient/src: main/java/org/apache/http/nio/client/util/ test/java/org/apache/http/nio/client/util/
Date Thu, 09 Feb 2012 17:19:35 GMT
Author: olegk
Date: Thu Feb  9 17:19:34 2012
New Revision: 1242405

URL: http://svn.apache.org/viewvc?rev=1242405&view=rev
Log:
HTTPASYNC-12: HttpAsyncClientUtils#closeQuietly
Contributed by Karthik K <oss.akk at gmail.com>

Added:
    httpcomponents/httpasyncclient/trunk/httpasyncclient/src/main/java/org/apache/http/nio/client/util/
    httpcomponents/httpasyncclient/trunk/httpasyncclient/src/main/java/org/apache/http/nio/client/util/HttpAsyncClientUtils.java
  (with props)
    httpcomponents/httpasyncclient/trunk/httpasyncclient/src/test/java/org/apache/http/nio/client/util/
    httpcomponents/httpasyncclient/trunk/httpasyncclient/src/test/java/org/apache/http/nio/client/util/TestHttpAsyncClientUtils.java
  (with props)

Added: httpcomponents/httpasyncclient/trunk/httpasyncclient/src/main/java/org/apache/http/nio/client/util/HttpAsyncClientUtils.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpasyncclient/trunk/httpasyncclient/src/main/java/org/apache/http/nio/client/util/HttpAsyncClientUtils.java?rev=1242405&view=auto
==============================================================================
--- httpcomponents/httpasyncclient/trunk/httpasyncclient/src/main/java/org/apache/http/nio/client/util/HttpAsyncClientUtils.java
(added)
+++ httpcomponents/httpasyncclient/trunk/httpasyncclient/src/main/java/org/apache/http/nio/client/util/HttpAsyncClientUtils.java
Thu Feb  9 17:19:34 2012
@@ -0,0 +1,67 @@
+/*
+ * ====================================================================
+ * 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.util;
+
+import org.apache.http.nio.client.HttpAsyncClient;
+
+/**
+ * Static helpers for dealing with {@link HttpAsyncClient}.
+ */
+public class HttpAsyncClientUtils {
+
+    private HttpAsyncClientUtils() {
+    }
+
+    /**
+     * Unconditionally close a httpAsyncClient. Shuts down the underlying
+     * connection manager and releases the resources.
+     * <p>
+     * Example Code:
+     * 
+     * <pre>
+     * HttpAsyncClient httpAsyncClient = null;
+     * try {
+     *   httpAsyncClient = ...;
+     * } catch (Exception e) {
+     *   // error handling
+     * } finally {
+     *   HttpAsyncClientUtils.closeQuietly(httpAsyncClient);
+     * }
+     * </pre>
+     * 
+     * @param httpAsyncClient
+     *            the HttpAsyncClient to close, may be null or already closed.
+     */
+    public static void closeQuietly(final HttpAsyncClient httpAsyncClient) {
+        if (httpAsyncClient != null) {
+            try {
+                httpAsyncClient.shutdown();
+            } catch (InterruptedException e) {
+            }
+        }
+    }
+}

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Added: httpcomponents/httpasyncclient/trunk/httpasyncclient/src/test/java/org/apache/http/nio/client/util/TestHttpAsyncClientUtils.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpasyncclient/trunk/httpasyncclient/src/test/java/org/apache/http/nio/client/util/TestHttpAsyncClientUtils.java?rev=1242405&view=auto
==============================================================================
--- httpcomponents/httpasyncclient/trunk/httpasyncclient/src/test/java/org/apache/http/nio/client/util/TestHttpAsyncClientUtils.java
(added)
+++ httpcomponents/httpasyncclient/trunk/httpasyncclient/src/test/java/org/apache/http/nio/client/util/TestHttpAsyncClientUtils.java
Thu Feb  9 17:19:34 2012
@@ -0,0 +1,122 @@
+/*
+ * ====================================================================
+ * 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.util;
+
+import java.net.InetSocketAddress;
+import java.util.concurrent.Future;
+
+import org.apache.http.HttpAsyncTestBase;
+import org.apache.http.HttpHost;
+import org.apache.http.HttpResponse;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.impl.DefaultConnectionReuseStrategy;
+import org.apache.http.impl.DefaultHttpResponseFactory;
+import org.apache.http.impl.nio.DefaultNHttpServerConnection;
+import org.apache.http.impl.nio.DefaultNHttpServerConnectionFactory;
+import org.apache.http.localserver.EchoHandler;
+import org.apache.http.localserver.RandomHandler;
+import org.apache.http.nio.NHttpConnectionFactory;
+import org.apache.http.nio.protocol.BasicAsyncRequestHandler;
+import org.apache.http.nio.protocol.HttpAsyncExpectationVerifier;
+import org.apache.http.nio.protocol.HttpAsyncRequestHandlerRegistry;
+import org.apache.http.nio.protocol.HttpAsyncRequestHandlerResolver;
+import org.apache.http.nio.protocol.HttpAsyncService;
+import org.apache.http.nio.reactor.IOReactorStatus;
+import org.apache.http.nio.reactor.ListenerEndpoint;
+import org.apache.http.params.HttpParams;
+import org.junit.After;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+public class TestHttpAsyncClientUtils extends HttpAsyncTestBase {
+
+    @Before
+    public void setUp() throws Exception {
+        initServer();
+        initClient();
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        shutDownClient();
+        shutDownServer();
+    }
+
+    @Override
+    protected NHttpConnectionFactory<DefaultNHttpServerConnection> createServerConnectionFactory(
+            final HttpParams params) throws Exception {
+        return new DefaultNHttpServerConnectionFactory(params);
+    }
+
+    @Override
+    protected String getSchemeName() {
+        return "http";
+    }
+
+    @Test
+    public void testAsync() throws Exception {
+        HttpHost target = start();
+        HttpGet httpget = new HttpGet("/random/2048");
+        Future<HttpResponse> future = this.httpclient.execute(target, httpget, null);
+        HttpResponse response = future.get();
+        Assert.assertNotNull(response);
+        Assert.assertEquals(200, response.getStatusLine().getStatusCode());
+
+        HttpAsyncClientUtils.closeQuietly(this.httpclient);
+        // Close it twice
+        HttpAsyncClientUtils.closeQuietly(this.httpclient);
+    }
+
+    private HttpHost start() throws Exception {
+        HttpAsyncRequestHandlerRegistry registry = new HttpAsyncRequestHandlerRegistry();
+        registry.register("/echo/*", new BasicAsyncRequestHandler(new EchoHandler()));
+        registry.register("/random/*", new BasicAsyncRequestHandler(new RandomHandler()));
+        return start(registry, null);
+    }
+
+    private HttpHost start(final HttpAsyncRequestHandlerResolver requestHandlerResolver,
+            final HttpAsyncExpectationVerifier expectationVerifier) throws Exception {
+        HttpAsyncService serviceHandler = new HttpAsyncService(
+                this.serverHttpProc,
+                new DefaultConnectionReuseStrategy(),
+                new DefaultHttpResponseFactory(),
+                requestHandlerResolver, expectationVerifier, 
+                this.serverParams);
+        this.server.start(serviceHandler);
+        this.httpclient.start();
+
+        ListenerEndpoint endpoint = this.server.getListenerEndpoint();
+        endpoint.waitFor();
+
+        Assert.assertEquals("Test server status", IOReactorStatus.ACTIVE, this.server.getStatus());
+        InetSocketAddress address = (InetSocketAddress) endpoint.getAddress();
+        HttpHost target = new HttpHost("localhost", address.getPort(), getSchemeName());
+        return target;
+    }
+
+}

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