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From ningji...@apache.org
Subject svn commit: r1370255 - in /camel/trunk/components/camel-twitter/src: main/java/org/apache/camel/component/twitter/producer/ test/java/org/apache/camel/component/twitter/
Date Tue, 07 Aug 2012 13:33:31 GMT
Author: ningjiang
Date: Tue Aug  7 13:33:31 2012
New Revision: 1370255

URL: http://svn.apache.org/viewvc?rev=1370255&view=rev
Log:
CAMEL-5479 support to retrieve the unique identifier for the published tweet

Added:
    camel/trunk/components/camel-twitter/src/test/java/org/apache/camel/component/twitter/UserProducerInOnlyTest.java
    camel/trunk/components/camel-twitter/src/test/java/org/apache/camel/component/twitter/UserProducerInOutTest.java
Modified:
    camel/trunk/components/camel-twitter/src/main/java/org/apache/camel/component/twitter/producer/UserProducer.java

Modified: camel/trunk/components/camel-twitter/src/main/java/org/apache/camel/component/twitter/producer/UserProducer.java
URL: http://svn.apache.org/viewvc/camel/trunk/components/camel-twitter/src/main/java/org/apache/camel/component/twitter/producer/UserProducer.java?rev=1370255&r1=1370254&r2=1370255&view=diff
==============================================================================
--- camel/trunk/components/camel-twitter/src/main/java/org/apache/camel/component/twitter/producer/UserProducer.java
(original)
+++ camel/trunk/components/camel-twitter/src/main/java/org/apache/camel/component/twitter/producer/UserProducer.java
Tue Aug  7 13:33:31 2012
@@ -19,6 +19,7 @@ package org.apache.camel.component.twitt
 import org.apache.camel.Exchange;
 import org.apache.camel.component.twitter.TwitterEndpoint;
 
+import twitter4j.Status;
 import twitter4j.StatusUpdate;
 
 /**
@@ -34,26 +35,42 @@ public class UserProducer extends Twitte
     public void process(Exchange exchange) throws Exception {
         // update user's status
         Object in = exchange.getIn().getBody();
+        Status response;
         if (in instanceof StatusUpdate) {
-            updateStatus((StatusUpdate) in);
+            response = updateStatus((StatusUpdate) in);
         } else {
             String s = exchange.getIn().getMandatoryBody(String.class);
-            updateStatus(s);
+            response = updateStatus(s);
+        }
+
+        /*
+         * Support the InOut exchange pattern in order to provide access to
+         * the unique identifier for the published tweet which is returned in the response
+         * by the Twitter REST API: https://dev.twitter.com/docs/api/1/post/statuses/update
+         */
+        if (exchange.getPattern().isOutCapable()) {
+            // here we just copy the header of in message to the out message
+            exchange.getOut().copyFrom(exchange.getIn());
+            exchange.getOut().setBody(response);
         }
     }
 
-    private void updateStatus(StatusUpdate status) throws Exception {
-        te.getProperties().getTwitter().updateStatus(status);
+    private Status updateStatus(StatusUpdate status) throws Exception {
+        Status reponse = te.getProperties().getTwitter().updateStatus(status);
         log.debug("Updated status: {}", status);
+        log.debug("Status id: {}", reponse.getId());
+        return reponse;
     }
 
-    private void updateStatus(String status) throws Exception {
+    private Status updateStatus(String status) throws Exception {
         if (status.length() > 160) {
             log.warn("Message is longer than 160 characters. Message will be truncated!");
             status = status.substring(0, 160);
         }
 
-        te.getProperties().getTwitter().updateStatus(status);
+        Status response = te.getProperties().getTwitter().updateStatus(status);
         log.debug("Updated status: {}", status);
+        log.debug("Status id: {}", response.getId());
+        return response;
     }
 }

Added: camel/trunk/components/camel-twitter/src/test/java/org/apache/camel/component/twitter/UserProducerInOnlyTest.java
URL: http://svn.apache.org/viewvc/camel/trunk/components/camel-twitter/src/test/java/org/apache/camel/component/twitter/UserProducerInOnlyTest.java?rev=1370255&view=auto
==============================================================================
--- camel/trunk/components/camel-twitter/src/test/java/org/apache/camel/component/twitter/UserProducerInOnlyTest.java
(added)
+++ camel/trunk/components/camel-twitter/src/test/java/org/apache/camel/component/twitter/UserProducerInOnlyTest.java
Tue Aug  7 13:33:31 2012
@@ -0,0 +1,76 @@
+/**
+ * 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.
+ */
+package org.apache.camel.component.twitter;
+
+import java.util.Date;
+import java.util.List;
+
+import org.apache.camel.EndpointInject;
+import org.apache.camel.Exchange;
+import org.apache.camel.ProducerTemplate;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.component.mock.MockEndpoint;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import static org.hamcrest.core.Is.is;
+
+/**
+ * Tests posting a twitter update with the default In Message Exchange Pattern
+ */
+public class UserProducerInOnlyTest extends CamelTwitterTestSupport {
+    private static final transient Logger LOG = LoggerFactory.getLogger(UserProducerInOnlyTest.class);
+
+    @EndpointInject(uri = "mock:result")
+    protected MockEndpoint resultEndpoint;
+
+    @Test
+    public void testPostStatusUpdateRequestResponse() throws Exception {
+        Date now = new Date();
+        String tweet = "UserProducerInOnlyTest: This is a tweet posted on " + now.toString();
+        LOG.info("Tweet: " + tweet);
+        ProducerTemplate producerTemplate = context.createProducerTemplate();
+        // send tweet to the twitter endpoint
+        producerTemplate.sendBodyAndHeader("direct:tweets", tweet, "customHeader", 12312);
+
+
+        resultEndpoint.expectedMessageCount(1);
+        resultEndpoint.expectedBodyReceived().body(String.class);
+        // Message headers should be preserved
+        resultEndpoint.expectedHeaderReceived("customHeader", 12312);
+        resultEndpoint.assertIsSatisfied();
+
+        List<Exchange> tweets = resultEndpoint.getExchanges();
+        assertNotNull(tweets);
+        assertThat(tweets.size(), is(1));
+        String receivedTweet = tweets.get(0).getIn().getBody(String.class);
+        assertThat(receivedTweet, is(tweet));
+    }
+
+    protected RouteBuilder createRouteBuilder() {
+        return new RouteBuilder() {
+            public void configure() {
+                from("direct:tweets")
+                        //.to("log:org.apache.camel.component.twitter?level=INFO&showAll=true&multiline=true")
+                        .to("twitter://timeline/user?" + getUriTokens())
+                        //.to("log:org.apache.camel.component.twitter?level=INFO&showAll=true&multiline=true")
+                        .to("mock:result");
+            }
+        };
+    }
+}

Added: camel/trunk/components/camel-twitter/src/test/java/org/apache/camel/component/twitter/UserProducerInOutTest.java
URL: http://svn.apache.org/viewvc/camel/trunk/components/camel-twitter/src/test/java/org/apache/camel/component/twitter/UserProducerInOutTest.java?rev=1370255&view=auto
==============================================================================
--- camel/trunk/components/camel-twitter/src/test/java/org/apache/camel/component/twitter/UserProducerInOutTest.java
(added)
+++ camel/trunk/components/camel-twitter/src/test/java/org/apache/camel/component/twitter/UserProducerInOutTest.java
Tue Aug  7 13:33:31 2012
@@ -0,0 +1,82 @@
+/**
+ * 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.
+ */
+package org.apache.camel.component.twitter;
+
+import java.util.Date;
+import java.util.List;
+
+import org.apache.camel.EndpointInject;
+import org.apache.camel.Exchange;
+import org.apache.camel.ProducerTemplate;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.component.mock.MockEndpoint;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import twitter4j.Status;
+
+import static org.hamcrest.core.Is.is;
+
+/**
+ * Tests posting a twitter update and getting the status update id from the Twitter API response
+ */
+public class UserProducerInOutTest extends CamelTwitterTestSupport {
+    private static final transient Logger LOG = LoggerFactory.getLogger(UserProducerInOutTest.class);
+
+    @EndpointInject(uri = "mock:result")
+    protected MockEndpoint resultEndpoint;
+
+    @Test
+    public void testPostStatusUpdateRequestResponse() throws Exception {
+        Date now = new Date();
+        String tweet = "UserProducerInOutTest: This is a tweet posted on " + now.toString();
+        LOG.info("Tweet: " + tweet);
+        ProducerTemplate producerTemplate = context.createProducerTemplate();
+        // send tweet to the twitter endpoint
+        producerTemplate.sendBodyAndHeader("direct:tweets", tweet, "customHeader", 12312);
+
+
+        resultEndpoint.expectedMessageCount(1);
+        resultEndpoint.expectedBodyReceived().body(Status.class);
+        // Message headers should be preserved
+        resultEndpoint.expectedHeaderReceived("customHeader", 12312);
+        resultEndpoint.assertIsSatisfied();
+
+        List<Exchange> tweets = resultEndpoint.getExchanges();
+        assertNotNull(tweets);
+        assertThat(tweets.size(), is(1));
+        Status receivedTweet = tweets.get(0).getIn().getBody(Status.class);
+        assertNotNull(receivedTweet);
+        // The identifier for the published tweet should be there
+        assertNotNull(receivedTweet.getId());
+    }
+
+    protected RouteBuilder createRouteBuilder() {
+        return new RouteBuilder() {
+            public void configure() {
+                from("direct:tweets")
+                        //.to("log:org.apache.camel.component.twitter?level=INFO&showAll=true&multiline=true")
+                        .inOut("twitter://timeline/user?" + getUriTokens())
+                        //.to("log:org.apache.camel.component.twitter?level=INFO&showAll=true&multiline=true")
+                        //.transform().simple("The tweet '${body.text}' was published with
the id '${body.id}'")
+                        //.to("log:org.apache.camel.component.twitter?level=INFO&showAll=true&multiline=true")
+                        .to("mock:result");
+            }
+        };
+    }
+}



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