Added demo for events producer/consumer to let preview topics in webconsole
Signed-off-by: Lukasz Dywicki <luke@code-house.org>
git-svn-id: https://svn.apache.org/repos/asf/karaf/webconsole/trunk@1214515 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/examples/events/consumer/pom.xml b/examples/events/consumer/pom.xml
new file mode 100644
index 0000000..6c894b0
--- /dev/null
+++ b/examples/events/consumer/pom.xml
@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!--
+ 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.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.apache.karaf.webconsole.examples</groupId>
+ <artifactId>events</artifactId>
+ <version>0.3.0-SNAPSHOT</version>
+ </parent>
+
+ <groupId>org.apache.karaf.webconsole.examples.events</groupId>
+ <artifactId>consumer</artifactId>
+ <name>Apache Karaf :: WebConsole :: Examples :: Events :: Consumer</name>
+ <packaging>bundle</packaging>
+
+ <dependencies>
+ <dependency>
+ <groupId>org.osgi</groupId>
+ <artifactId>org.osgi.compendium</artifactId>
+ </dependency>
+ </dependencies>
+
+ <build>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.felix</groupId>
+ <artifactId>maven-bundle-plugin</artifactId>
+ <version>2.3.5</version>
+ <extensions>true</extensions>
+ <configuration>
+ <instructions>
+ <Bundle-SymbolicName>${project.artifactId}</Bundle-SymbolicName>
+ <Import-Package>
+ *
+ </Import-Package>
+ </instructions>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+</project>
diff --git a/examples/events/consumer/src/main/java/org/apache/karaf/webconsole/examples/events/consumer/DemoConsumer.java b/examples/events/consumer/src/main/java/org/apache/karaf/webconsole/examples/events/consumer/DemoConsumer.java
new file mode 100644
index 0000000..b89443a
--- /dev/null
+++ b/examples/events/consumer/src/main/java/org/apache/karaf/webconsole/examples/events/consumer/DemoConsumer.java
@@ -0,0 +1,36 @@
+/*
+ * 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.karaf.webconsole.examples.events.consumer;
+
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import org.osgi.service.event.Event;
+import org.osgi.service.event.EventHandler;
+
+/**
+ * Example brand provider which modify console look and feel.
+ */
+public class DemoConsumer implements EventHandler {
+
+ private Logger logger = Logger.getLogger(DemoConsumer.class.getName());
+
+ public void handleEvent(Event event) {
+ logger.log(Level.FINE, "Received event " + event);
+ }
+
+}
\ No newline at end of file
diff --git a/examples/events/consumer/src/main/resources/OSGI-INF/blueprint/event-consumer.xml b/examples/events/consumer/src/main/resources/OSGI-INF/blueprint/event-consumer.xml
new file mode 100644
index 0000000..f440e1d
--- /dev/null
+++ b/examples/events/consumer/src/main/resources/OSGI-INF/blueprint/event-consumer.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!--
+ 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.
+-->
+<blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0">
+
+ <service ref="eventHandler" interface="org.osgi.service.event.EventHandler">
+ <service-properties>
+ <entry key="event.topics" value="org/apache/karaf/webconsole/examples" />
+ </service-properties>
+ </service>
+
+ <service ref="eventHandler" interface="org.osgi.service.event.EventHandler">
+ <service-properties>
+ <entry key="event.topics">
+ <array value-type="java.lang.String">
+ <value>org/apache/karaf/webconsole/examples/first</value>
+ <value>org/apache/karaf/webconsole/examples/second</value>
+ </array>
+ </entry>
+ </service-properties>
+ </service>
+
+ <bean id="eventHandler" class="org.apache.karaf.webconsole.examples.events.consumer.DemoConsumer" />
+
+</blueprint>
diff --git a/examples/events/pom.xml b/examples/events/pom.xml
new file mode 100644
index 0000000..4251ebe
--- /dev/null
+++ b/examples/events/pom.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!--
+ 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.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.apache.karaf.webconsole</groupId>
+ <artifactId>examples</artifactId>
+ <version>0.3.0-SNAPSHOT</version>
+ </parent>
+
+ <groupId>org.apache.karaf.webconsole.examples</groupId>
+ <artifactId>events</artifactId>
+ <name>Apache Karaf :: WebConsole :: Examples :: Events</name>
+ <packaging>pom</packaging>
+
+ <modules>
+ <module>consumer</module>
+ <module>provider</module>
+ </modules>
+
+</project>
diff --git a/examples/events/provider/pom.xml b/examples/events/provider/pom.xml
new file mode 100644
index 0000000..c1460f8
--- /dev/null
+++ b/examples/events/provider/pom.xml
@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!--
+ 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.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.apache.karaf.webconsole.examples</groupId>
+ <artifactId>events</artifactId>
+ <version>0.3.0-SNAPSHOT</version>
+ </parent>
+
+ <groupId>org.apache.karaf.webconsole.examples.events</groupId>
+ <artifactId>provider</artifactId>
+ <name>Apache Karaf :: WebConsole :: Examples :: Events :: Provider</name>
+ <packaging>bundle</packaging>
+
+ <dependencies>
+ <dependency>
+ <groupId>org.osgi</groupId>
+ <artifactId>org.osgi.compendium</artifactId>
+ </dependency>
+ </dependencies>
+
+ <build>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.felix</groupId>
+ <artifactId>maven-bundle-plugin</artifactId>
+ <version>2.3.5</version>
+ <extensions>true</extensions>
+ <configuration>
+ <instructions>
+ <Bundle-SymbolicName>${project.artifactId}</Bundle-SymbolicName>
+ <Import-Package>
+ *
+ </Import-Package>
+ <Private-Package>org.apache.karaf.webconsole.examples.events.provider</Private-Package>
+ </instructions>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+</project>
diff --git a/examples/events/provider/src/main/java/org/apache/karaf/webconsole/examples/events/provider/DemoProducer.java b/examples/events/provider/src/main/java/org/apache/karaf/webconsole/examples/events/provider/DemoProducer.java
new file mode 100644
index 0000000..11146e5
--- /dev/null
+++ b/examples/events/provider/src/main/java/org/apache/karaf/webconsole/examples/events/provider/DemoProducer.java
@@ -0,0 +1,75 @@
+/*
+ * 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.karaf.webconsole.examples.events.provider;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import org.osgi.service.event.Event;
+import org.osgi.service.event.EventAdmin;
+
+/**
+ * Example brand provider which modify console look and feel.
+ */
+public class DemoProducer {
+
+ private EventAdmin eventAdmin;
+ private List<String> topics;
+ private AtomicBoolean run = new AtomicBoolean(true);
+
+ public DemoProducer(EventAdmin eventAdmin) {
+ this.eventAdmin = eventAdmin;
+ }
+
+ public void setTopics(List<String> topics) {
+ this.topics = topics;
+ }
+
+ public void start() {
+ new Thread(new Runnable() {
+ public void run() {
+ int counter = 0;
+ int topicCount = 0;
+
+ while (run.get()) {
+ if (++topicCount >= topics.size()) {
+ topicCount = 0;
+ }
+ Map properties = new HashMap();
+ properties.put("topicCounter", topicCount);
+ properties.put("counter", ++counter);
+ eventAdmin.postEvent(new Event(topics.get(topicCount), properties));
+
+ try {
+ Thread.sleep(TimeUnit.SECONDS.toMillis(10));
+ } catch (InterruptedException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ }
+ }
+ }
+ }).start();
+ }
+
+ public void stop() {
+ run.set(false);
+ }
+
+}
\ No newline at end of file
diff --git a/examples/events/provider/src/main/resources/OSGI-INF/blueprint/event-provider.xml b/examples/events/provider/src/main/resources/OSGI-INF/blueprint/event-provider.xml
new file mode 100644
index 0000000..69678e2
--- /dev/null
+++ b/examples/events/provider/src/main/resources/OSGI-INF/blueprint/event-provider.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!--
+ 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.
+-->
+<blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0">
+
+ <reference id="eventAdmin" interface="org.osgi.service.event.EventAdmin" />
+
+ <bean class="org.apache.karaf.webconsole.examples.events.provider.DemoProducer"
+ init-method="start" destroy-method="stop">
+ <argument ref="eventAdmin" />
+ <property name="topics">
+ <list>
+ <value>org/apache/karaf/webconsole/examples</value>
+ <value>org/apache/karaf/webconsole/examples/first</value>
+ <value>org/apache/karaf/webconsole/examples/second</value>
+ </list>
+ </property>
+ </bean>
+
+</blueprint>
diff --git a/examples/pom.xml b/examples/pom.xml
index c710396..bb7dff8 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -32,6 +32,7 @@
<modules>
<module>branding</module>
+ <module>events</module>
</modules>
</project>