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From ol...@apache.org
Subject svn commit: r1537062 - /httpcomponents/httpasyncclient/trunk/httpasyncclient/src/examples/org/apache/http/examples/nio/client/QuickStart.java
Date Wed, 30 Oct 2013 12:14:26 GMT
Author: olegk
Date: Wed Oct 30 12:14:26 2013
New Revision: 1537062

URL: http://svn.apache.org/r1537062
Log:
Added quick start example

Added:
    httpcomponents/httpasyncclient/trunk/httpasyncclient/src/examples/org/apache/http/examples/nio/client/QuickStart.java
  (with props)

Added: httpcomponents/httpasyncclient/trunk/httpasyncclient/src/examples/org/apache/http/examples/nio/client/QuickStart.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpasyncclient/trunk/httpasyncclient/src/examples/org/apache/http/examples/nio/client/QuickStart.java?rev=1537062&view=auto
==============================================================================
--- httpcomponents/httpasyncclient/trunk/httpasyncclient/src/examples/org/apache/http/examples/nio/client/QuickStart.java
(added)
+++ httpcomponents/httpasyncclient/trunk/httpasyncclient/src/examples/org/apache/http/examples/nio/client/QuickStart.java
Wed Oct 30 12:14:26 2013
@@ -0,0 +1,137 @@
+/*
+ * ====================================================================
+ * 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.examples.nio.client;
+
+import org.apache.http.HttpResponse;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.concurrent.FutureCallback;
+import org.apache.http.impl.nio.client.CloseableHttpAsyncClient;
+import org.apache.http.impl.nio.client.HttpAsyncClients;
+import org.apache.http.nio.IOControl;
+import org.apache.http.nio.client.methods.AsyncCharConsumer;
+import org.apache.http.nio.client.methods.HttpAsyncMethods;
+import org.apache.http.nio.protocol.HttpAsyncRequestProducer;
+import org.apache.http.protocol.HttpContext;
+
+import java.io.IOException;
+import java.nio.CharBuffer;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.Future;
+
+public class QuickStart {
+
+    public static void main(String[] args) throws Exception {
+        CloseableHttpAsyncClient httpclient = HttpAsyncClients.createDefault();
+        try {
+            // Start the client
+            httpclient.start();
+
+            // Execute request
+            final HttpGet request1 = new HttpGet("http://www.apache.org/");
+            Future<HttpResponse> future = httpclient.execute(request1, null);
+            // and wait until response is received
+            HttpResponse response1 = future.get();
+            System.out.println(request1.getRequestLine() + "->" + response1.getStatusLine());
+
+            // One most likely would want to use a callback for operation result
+            final CountDownLatch latch1 = new CountDownLatch(1);
+            final HttpGet request2 = new HttpGet("http://www.apache.org/");
+            httpclient.execute(request2, new FutureCallback<HttpResponse>() {
+
+                public void completed(final HttpResponse response2) {
+                    latch1.countDown();
+                    System.out.println(request2.getRequestLine() + "->" + response2.getStatusLine());
+                }
+
+                public void failed(final Exception ex) {
+                    latch1.countDown();
+                    System.out.println(request2.getRequestLine() + "->" + ex);
+                }
+
+                public void cancelled() {
+                    latch1.countDown();
+                    System.out.println(request2.getRequestLine() + " cancelled");
+                }
+
+            });
+            latch1.await();
+
+            // In real world one most likely would want also want to stream
+            // request and response body content
+            final CountDownLatch latch2 = new CountDownLatch(1);
+            final HttpGet request3 = new HttpGet("http://www.apache.org/");
+            HttpAsyncRequestProducer producer3 = HttpAsyncMethods.create(request3);
+            AsyncCharConsumer<HttpResponse> consumer3 = new AsyncCharConsumer<HttpResponse>()
{
+
+                HttpResponse response;
+
+                @Override
+                protected void onResponseReceived(final HttpResponse response) {
+                    this.response = response;
+                }
+
+                @Override
+                protected void onCharReceived(final CharBuffer buf, final IOControl ioctrl)
throws IOException {
+                    // Do something useful
+                }
+
+                @Override
+                protected void releaseResources() {
+                }
+
+                @Override
+                protected HttpResponse buildResult(final HttpContext context) {
+                    return this.response;
+                }
+
+            };
+            httpclient.execute(producer3, consumer3, new FutureCallback<HttpResponse>()
{
+
+                public void completed(final HttpResponse response3) {
+                    latch2.countDown();
+                    System.out.println(request2.getRequestLine() + "->" + response3.getStatusLine());
+                }
+
+                public void failed(final Exception ex) {
+                    latch2.countDown();
+                    System.out.println(request2.getRequestLine() + "->" + ex);
+                }
+
+                public void cancelled() {
+                    latch2.countDown();
+                    System.out.println(request2.getRequestLine() + " cancelled");
+                }
+
+            });
+            latch2.await();
+
+        } finally {
+            httpclient.close();
+        }
+    }
+
+}

Propchange: httpcomponents/httpasyncclient/trunk/httpasyncclient/src/examples/org/apache/http/examples/nio/client/QuickStart.java
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Propchange: httpcomponents/httpasyncclient/trunk/httpasyncclient/src/examples/org/apache/http/examples/nio/client/QuickStart.java
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    svn:keywords = Date Revision

Propchange: httpcomponents/httpasyncclient/trunk/httpasyncclient/src/examples/org/apache/http/examples/nio/client/QuickStart.java
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