svn commit: r647466 - /activemq/camel/trunk/camel-core/src/test/java/org/apache/camel/component/file/ToFileRouteTest.java

[da...@apache.org]

Author: davsclaus
Date: Sat Apr 12 09:22:57 2008
New Revision: 647466

URL: http://svn.apache.org/viewvc?rev=647466&view=rev
Log:
CAMEL-443 added unit test that can be used for wiki documentation

Added:
    activemq/camel/trunk/camel-core/src/test/java/org/apache/camel/component/file/ToFileRouteTest.java

Added: activemq/camel/trunk/camel-core/src/test/java/org/apache/camel/component/file/ToFileRouteTest.java
URL: http://svn.apache.org/viewvc/activemq/camel/trunk/camel-core/src/test/java/org/apache/camel/component/file/ToFileRouteTest.java?rev=647466&view=auto
==============================================================================
--- activemq/camel/trunk/camel-core/src/test/java/org/apache/camel/component/file/ToFileRouteTest.java (added)
+++ activemq/camel/trunk/camel-core/src/test/java/org/apache/camel/component/file/ToFileRouteTest.java Sat Apr 12 09:22:57 2008
@@ -0,0 +1,78 @@
+/**
+ * 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.file;
+
+import java.io.File;
+
+import org.apache.camel.ContextTestSupport;
+import org.apache.camel.Processor;
+import org.apache.camel.Exchange;
+import org.apache.camel.impl.JndiRegistry;
+import org.apache.camel.builder.RouteBuilder;
+
+/**
+ * For documentation how to write files using the FileProducer.
+ */
+public class ToFileRouteTest extends ContextTestSupport {
+
+    // START SNIPPET: e1
+    public void testToFile() throws Exception {
+        template.sendBody("seda:reports", "This is a great report");
+
+        // give time for the file to be written before assertions
+        Thread.sleep(1000);
+
+        // assert the file exists
+        File file = new File("target/test-reports/report.txt");
+        assertTrue("The file should have been written", file.exists());
+    }
+
+    protected JndiRegistry createRegistry() throws Exception {
+        // bind our processor in the registry with the given id
+        JndiRegistry reg = super.createRegistry();
+        reg.bind("processReport", new ProcessReport());
+        return reg;
+    }
+
+    protected RouteBuilder createRouteBuilder() throws Exception {
+        return new RouteBuilder() {
+            public void configure() throws Exception {
+                // the reports from the seda queue is processed by our processor
+                // before they are written to files in the target/reports directory
+                from("seda:reports").processRef("processReport").to("file://target/test-reports");
+            }
+        };
+    }
+
+    private class ProcessReport implements Processor {
+
+        public void process(Exchange exchange) throws Exception {
+            String body = exchange.getIn().getBody(String.class);
+            // do some business logic here
+
+            // set the output to the file
+            exchange.getOut().setBody(body);
+
+            // set the output filename using java code logic, notice that this is done by setting
+            // a special header property of the out exchange
+            exchange.getOut().setHeader(FileComponent.HEADER_FILE_NAME, "report.txt");
+        }
+
+    }
+    // END SNIPPET: e1
+    
+}