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new 6279250 AAdd psvm class to run Camel standalone to this example.
6279250 is described below
commit 6279250702d9dac54988204d02a2d2c026470bb2
Author: Claus Ibsen <[email protected]>
AuthorDate: Tue Mar 26 17:32:53 2019 +0100
AAdd psvm class to run Camel standalone to this example.
---
examples/camel-example-main/readme.adoc | 7 +++
.../org/apache/camel/example/StandaloneCamel.java | 59 ++++++++++++++++++++++
2 files changed, 66 insertions(+)
diff --git a/examples/camel-example-main/readme.adoc
b/examples/camel-example-main/readme.adoc
index 3fe972c..03d224f 100644
--- a/examples/camel-example-main/readme.adoc
+++ b/examples/camel-example-main/readme.adoc
@@ -7,6 +7,13 @@ via Camel built-in dependency-injection that supports binding
via the
Also notice how you can configure Camel in the `application.properties` file.
+==== Alternative example
+
+The class `StandaloneCamel` is an alternative example that uses a
+_public static void main_ class and where you manually setup Camel without
+any help from Camel's built-in Main class. However it shows how to do this
+in a _raw style_ without using any _magic_.
+
=== How to run
You can run this example using
diff --git
a/examples/camel-example-main/src/main/java/org/apache/camel/example/StandaloneCamel.java
b/examples/camel-example-main/src/main/java/org/apache/camel/example/StandaloneCamel.java
new file mode 100644
index 0000000..c7c9889
--- /dev/null
+++
b/examples/camel-example-main/src/main/java/org/apache/camel/example/StandaloneCamel.java
@@ -0,0 +1,59 @@
+/*
+ * 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.example;
+
+import org.apache.camel.CamelContext;
+import org.apache.camel.impl.DefaultCamelContext;
+
+/**
+ * This is an alternative example to show how you can use a public static void
main class
+ * to run Camel standalone (without help from its Main class). This is to
demonstrate
+ * what code you need to write to startup Camel without any help (or magic).
+ * <p/>
+ * Compare this example with {@link MyApplication} which uses Camel's main
class to
+ * run Camel standalone in a easier way.
+ */
+public class StandaloneCamel {
+
+ public static void main(String[] args) throws Exception {
+ // create a new CamelContext
+ CamelContext camelContext = new DefaultCamelContext();
+
+ // configure where to load properties file in the properties component
+
camelContext.getPropertiesComponent().setLocation("classpath:application.properties");
+ // resolve property placeholder
+ String hello = camelContext.resolvePropertyPlaceholders("{{hi}}");
+
+ // and create bean with the placeholder
+ MyBean myBean = new MyBean(hello);
+ // register bean to Camel
+ camelContext.getRegistry().bind("myBean", myBean);
+
+ // add routes to Camel
+ camelContext.addRoutes(new MyRouteBuilder());
+
+ // start Camel
+ camelContext.start();
+
+ // just run for 10 seconds and stop
+ System.out.println("Running for 10 seconds and then stopping");
+ Thread.sleep(10000);
+
+ // stop and shutdown Camel
+ camelContext.stop();
+ }
+}
