Added a projects building the different distribution (tutorials) used on the iPOJO web site.

- added quickstart
- add handler tutorial

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1470277 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/ipojo/distributions/handler-tutorial/FooService-And-Impl/pom.xml b/ipojo/distributions/handler-tutorial/FooService-And-Impl/pom.xml
new file mode 100755
index 0000000..6e80bd8
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/FooService-And-Impl/pom.xml
@@ -0,0 +1,65 @@
+<!--

+  ~ 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>

+    <modelVersion>4.0.0</modelVersion>

+

+    <parent>

+        <groupId>org.apache.felix</groupId>

+        <artifactId>ipojo-handler-tutorial</artifactId>

+        <version>1.9.0-SNAPSHOT</version>

+    </parent>

+

+    <packaging>bundle</packaging>

+

+    <name>iPOJO Foo Service</name>

+

+    <artifactId>org.apache.felix.ipojo.log.foo</artifactId>

+

+    <build>

+        <plugins>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-bundle-plugin</artifactId>

+                <extensions>true</extensions>

+                <configuration>

+                    <instructions>

+                        <Export-Package>

+                            org.apache.felix.ipojo.foo

+                        </Export-Package>

+                        <Private-Package>

+                            org.apache.felix.ipojo.foo.impl

+                        </Private-Package>

+                    </instructions>

+                </configuration>

+            </plugin>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-ipojo-plugin</artifactId>

+                <executions>

+                    <execution>

+                        <goals>

+                            <goal>ipojo-bundle</goal>

+                        </goals>

+                    </execution>

+                </executions>

+            </plugin>

+        </plugins>

+    </build>

+</project>

diff --git a/ipojo/distributions/handler-tutorial/FooService-And-Impl/src/main/java/org/apache/felix/ipojo/foo/FooService.java b/ipojo/distributions/handler-tutorial/FooService-And-Impl/src/main/java/org/apache/felix/ipojo/foo/FooService.java
new file mode 100755
index 0000000..1bd0b9f
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/FooService-And-Impl/src/main/java/org/apache/felix/ipojo/foo/FooService.java
@@ -0,0 +1,29 @@
+/*

+ * 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.felix.ipojo.foo;

+

+/**

+ * A service interface doing mostly nothing.

+ */

+public interface FooService {

+	

+	public void foo();

+

+}

diff --git a/ipojo/distributions/handler-tutorial/FooService-And-Impl/src/main/java/org/apache/felix/ipojo/foo/impl/FooServiceImpl.java b/ipojo/distributions/handler-tutorial/FooService-And-Impl/src/main/java/org/apache/felix/ipojo/foo/impl/FooServiceImpl.java
new file mode 100755
index 0000000..2817fe4
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/FooService-And-Impl/src/main/java/org/apache/felix/ipojo/foo/impl/FooServiceImpl.java
@@ -0,0 +1,41 @@
+/*

+ * 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.felix.ipojo.foo.impl;

+

+import org.apache.felix.ipojo.annotations.Component;

+import org.apache.felix.ipojo.annotations.Instantiate;

+import org.apache.felix.ipojo.annotations.Provides;

+import org.apache.felix.ipojo.foo.FooService;

+

+

+@Component

+@Provides

+@Instantiate(name = "ipojo.foo.provider")

+/**

+ * A very simple implementation of the FooService.

+ */

+public class FooServiceImpl implements FooService {

+

+	public void foo() {

+		System.out.println("Foo");

+	}

+	

+

+}

diff --git a/ipojo/distributions/handler-tutorial/Log-Handler-Consumer/pom.xml b/ipojo/distributions/handler-tutorial/Log-Handler-Consumer/pom.xml
new file mode 100755
index 0000000..ac19fda
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Log-Handler-Consumer/pom.xml
@@ -0,0 +1,57 @@
+<project>

+    <modelVersion>4.0.0</modelVersion>

+

+    <parent>

+        <groupId>org.apache.felix</groupId>

+        <artifactId>ipojo-handler-tutorial</artifactId>

+        <version>1.9.0-SNAPSHOT</version>

+    </parent>

+

+    <packaging>bundle</packaging>

+    <name>iPOJO Log Handler Consumer</name>

+    <artifactId>org.apache.felix.ipojo.log.consumer</artifactId>

+    <description>A bundle using the log handler</description>

+

+    <dependencies>

+        <dependency>

+            <groupId>${project.groupId}</groupId>

+            <artifactId>org.apache.felix.ipojo.log.foo</artifactId>

+            <version>${project.version}</version>

+            <scope>provided</scope>

+        </dependency>

+        <dependency>

+            <groupId>${project.groupId}</groupId>

+            <artifactId>org.apache.felix.ipojo.log.handler</artifactId>

+            <version>${project.version}</version>

+            <scope>provided</scope>

+        </dependency>

+    </dependencies>

+

+    <build>

+        <plugins>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-bundle-plugin</artifactId>

+                <extensions>true</extensions>

+                <configuration>

+                    <instructions>

+                        <Private-Package>

+                            org.apache.felix.ipojo.log.handler.example

+                        </Private-Package>

+                    </instructions>

+                </configuration>

+            </plugin>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-ipojo-plugin</artifactId>

+                <executions>

+                    <execution>

+                        <goals>

+                            <goal>ipojo-bundle</goal>

+                        </goals>

+                    </execution>

+                </executions>

+            </plugin>

+        </plugins>

+    </build>

+</project>

diff --git a/ipojo/distributions/handler-tutorial/Log-Handler-Consumer/src/main/java/org/apache/felix/ipojo/log/handler/example/SimpleComponent.java b/ipojo/distributions/handler-tutorial/Log-Handler-Consumer/src/main/java/org/apache/felix/ipojo/log/handler/example/SimpleComponent.java
new file mode 100755
index 0000000..e6c1e3e
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Log-Handler-Consumer/src/main/java/org/apache/felix/ipojo/log/handler/example/SimpleComponent.java
@@ -0,0 +1,26 @@
+package org.apache.felix.ipojo.log.handler.example;

+

+

+import org.apache.felix.ipojo.annotations.*;

+import org.apache.felix.ipojo.foo.FooService;

+import org.apache.felix.ipojo.log.handler.Log;

+

+@Component(immediate = true)

+@Log(level = Log.Level.INFO) // We configure the handler.

+@Instantiate(name = "my.simple.consumer")

+public class SimpleComponent {

+

+    @Requires

+    FooService fs;

+

+    @Validate

+    public void starting() {

+        System.out.println("Starting...");

+        fs.foo();

+    }

+

+    @Invalidate

+    public void stopping() {

+        System.out.println("Stopping...");

+    }

+}

diff --git a/ipojo/distributions/handler-tutorial/Log-Handler-In-Felix/pom.xml b/ipojo/distributions/handler-tutorial/Log-Handler-In-Felix/pom.xml
new file mode 100644
index 0000000..2c94c8d
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Log-Handler-In-Felix/pom.xml
@@ -0,0 +1,120 @@
+<?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/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.apache.felix</groupId>
+        <artifactId>ipojo-handler-tutorial</artifactId>
+        <version>1.9.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>loghandler-tutorial-felix</artifactId>
+    <name>Log-Handler-In-Felix</name>
+
+    <packaging>pom</packaging>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.main.distribution</artifactId>
+            <type>zip</type>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.ipojo</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.ipojo.arch.gogo</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.log</artifactId>
+            <version>1.0.1</version>
+        </dependency>
+
+        <!-- our project  -->
+        <dependency>
+            <groupId>${project.groupId}</groupId>
+            <artifactId>org.apache.felix.ipojo.log.foo</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>${project.groupId}</groupId>
+            <artifactId>org.apache.felix.ipojo.log.handler</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>${project.groupId}</groupId>
+            <artifactId>org.apache.felix.ipojo.log.consumer</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-dependency-plugin</artifactId>
+                <version>2.7</version>
+                <executions>
+
+                    <execution>
+                        <id>unpack-felix</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>unpack-dependencies</goal>
+                        </goals>
+                        <configuration>
+                            <includeArtifactIds>org.apache.felix.main.distribution</includeArtifactIds>
+                            <outputDirectory>${project.build.directory}</outputDirectory>
+                        </configuration>
+                    </execution>
+
+                    <execution>
+                        <id>copy-bundles</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>copy-dependencies</goal>
+                        </goals>
+                        <configuration>
+                            <includeArtifactIds>
+                                org.apache.felix.ipojo.log.foo,
+                                org.apache.felix.ipojo.log.handler,
+                                org.apache.felix.ipojo.log.consumer,
+                                org.apache.felix.log,org.apache.felix.ipojo,
+                                org.apache.felix.ipojo.arch.gogo
+                            </includeArtifactIds>
+                            <outputDirectory>${project.build.directory}/felix-framework-${felix.version}/bundle</outputDirectory>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+
+        </plugins>
+    </build>
+
+    
+</project>
\ No newline at end of file
diff --git a/ipojo/distributions/handler-tutorial/Log-Handler/pom.xml b/ipojo/distributions/handler-tutorial/Log-Handler/pom.xml
new file mode 100755
index 0000000..f797d3c
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Log-Handler/pom.xml
@@ -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.

+  -->

+

+<project>

+    <modelVersion>4.0.0</modelVersion>

+

+    <parent>

+        <groupId>org.apache.felix</groupId>

+        <artifactId>ipojo-handler-tutorial</artifactId>

+        <version>1.9.0-SNAPSHOT</version>

+    </parent>

+

+    <packaging>bundle</packaging>

+    <name>iPOJO Log Handler</name>

+    <artifactId>org.apache.felix.ipojo.log.handler</artifactId>

+    <description>A handler logging messages in an OSGi Log Service</description>

+

+    <dependencies>

+        <dependency>

+            <groupId>org.osgi</groupId>

+            <artifactId>org.osgi.core</artifactId>

+            <version>4.2.0</version>

+            <scope>provided</scope>

+        </dependency>

+        <dependency>

+            <groupId>org.osgi</groupId>

+            <artifactId>org.osgi.compendium</artifactId>

+            <version>4.2.0</version>

+            <scope>provided</scope>

+        </dependency>

+    </dependencies>

+

+    <build>

+        <plugins>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-bundle-plugin</artifactId>

+                <extensions>true</extensions>

+                <configuration>

+                    <instructions>

+                        <Private-Package>

+                            org.apache.felix.ipojo.log.handler

+                        </Private-Package>

+                    </instructions>

+                </configuration>

+            </plugin>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-ipojo-plugin</artifactId>

+                <executions>

+                    <execution>

+                        <goals>

+                            <goal>ipojo-bundle</goal>

+                        </goals>

+                    </execution>

+                </executions>

+            </plugin>

+        </plugins>

+    </build>

+</project>

diff --git a/ipojo/distributions/handler-tutorial/Log-Handler/src/main/java/org/apache/felix/ipojo/log/handler/Log.java b/ipojo/distributions/handler-tutorial/Log-Handler/src/main/java/org/apache/felix/ipojo/log/handler/Log.java
new file mode 100644
index 0000000..f9aa1db
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Log-Handler/src/main/java/org/apache/felix/ipojo/log/handler/Log.java
@@ -0,0 +1,35 @@
+/*
+ * 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.felix.ipojo.log.handler;
+
+/**
+ * The annotation used to configure the LogHandler.
+ */
+public @interface Log {
+
+    public enum Level {
+        INFO, ERROR, WARNING
+    }
+
+    /**
+     * @return the log level
+     */
+    Level level();
+}
diff --git a/ipojo/distributions/handler-tutorial/Log-Handler/src/main/java/org/apache/felix/ipojo/log/handler/LogHandler.java b/ipojo/distributions/handler-tutorial/Log-Handler/src/main/java/org/apache/felix/ipojo/log/handler/LogHandler.java
new file mode 100755
index 0000000..9b5609b
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Log-Handler/src/main/java/org/apache/felix/ipojo/log/handler/LogHandler.java
@@ -0,0 +1,109 @@
+/*

+ * 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.felix.ipojo.log.handler;

+

+

+import org.apache.felix.ipojo.ConfigurationException;

+import org.apache.felix.ipojo.InstanceManager;

+import org.apache.felix.ipojo.PrimitiveHandler;

+import org.apache.felix.ipojo.annotations.Handler;

+import org.apache.felix.ipojo.annotations.Requires;

+import org.apache.felix.ipojo.metadata.Element;

+import org.osgi.service.log.LogService;

+

+import java.util.Dictionary;

+

+// Declare a handler.

+@Handler(name = "Log", namespace = LogHandler.NAMESPACE)

+public class LogHandler extends PrimitiveHandler {

+

+    public static final String NAMESPACE = "org.apache.felix.ipojo.log.handler";

+

+    // Handlers are iPOJO components, so can use service dependencies

+    @Requires(optional = true, nullable = false)

+    LogService log;

+    private InstanceManager instanceManager;

+    private int logLevel;

+

+    /**

+     * Parses the component's metadata to retrieve the log level in which we log messages.

+     *

+     * @param metadata      component's metadata

+     * @param configuration instance configuration (unused in this example)

+     * @throws ConfigurationException the configuration is inconsistent

+     */

+    @Override

+    public void configure(Element metadata, Dictionary configuration) throws ConfigurationException {

+        // First parse the metadata to check if the log handler logLevel

+

+        // Get all Namespace:log element from the metadata

+        Element[] log_elements = metadata.getElements("log", NAMESPACE);

+

+        // If an element match, parse the logLevel attribute of the first found element

+        if (log_elements[0].containsAttribute("level")) {

+            String l = log_elements[0].getAttribute("level");

+            if (l.equalsIgnoreCase("info")) {

+                logLevel = LogService.LOG_INFO;

+            } else if (l.equalsIgnoreCase("error")) {

+                logLevel = LogService.LOG_ERROR;

+            } else if (l.equalsIgnoreCase("warning")) {

+                logLevel = LogService.LOG_WARNING;

+            }

+        }

+

+        instanceManager = getInstanceManager();

+    }

+

+    /**

+     * The instance is starting.

+     */

+    public void start() {

+        if (log != null) {

+            log.log(logLevel, "The component instance " + instanceManager.getInstanceName() + " is starting");

+        }

+    }

+

+    /**

+     * The instance is stopping.

+     */

+    public void stop() {

+        if (log != null) {

+            log.log(logLevel, "The component instance " + instanceManager.getInstanceName() + " is stopping");

+        }

+    }

+

+    /**

+     * Logging messages when the instance state is changing

+     *

+     * @param state the new state

+     */

+    public void stateChanged(int state) {

+        if (log != null) {

+            if (state == InstanceManager.VALID) {

+                System.out.println("The component instance " + instanceManager.getInstanceName() + " becomes valid");

+                log.log(logLevel, "The component instance " + instanceManager.getInstanceName() + " becomes valid");

+            }

+            if (state == InstanceManager.INVALID) {

+                System.out.println("The component instance " + instanceManager.getInstanceName() + " becomes invalid");

+                log.log(logLevel, "The component instance " + instanceManager.getInstanceName() + " becomes invalid");

+            }

+        }

+    }

+}

diff --git a/ipojo/distributions/handler-tutorial/Property-Handler-Consumer/pom.xml b/ipojo/distributions/handler-tutorial/Property-Handler-Consumer/pom.xml
new file mode 100755
index 0000000..ceeaf25
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Property-Handler-Consumer/pom.xml
@@ -0,0 +1,68 @@
+<!--

+	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>

+    <modelVersion>4.0.0</modelVersion>

+

+    <parent>

+        <groupId>org.apache.felix</groupId>

+        <artifactId>ipojo-handler-tutorial</artifactId>

+        <version>1.9.0-SNAPSHOT</version>

+    </parent>

+

+    <packaging>bundle</packaging>

+    <name>iPOJO Property Handler Consumer</name>

+    <artifactId>org.apache.felix.ipojo.properties.consumer</artifactId>

+    <description>A bundle using the properties handler</description>

+

+	<dependencies>

+		<dependency>

+			<groupId>${project.groupId}</groupId>

+			<artifactId>org.apache.felix.ipojo.properties.handler</artifactId>

+			<version>${project.version}</version>

+		</dependency>

+	</dependencies>

+

+    <build>

+        <plugins>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-bundle-plugin</artifactId>

+                <extensions>true</extensions>

+                <configuration>

+                    <instructions>

+                        <Private-Package>

+                            org.apache.felix.ipojo.handler.props.example

+                        </Private-Package>

+                    </instructions>

+                </configuration>

+            </plugin>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-ipojo-plugin</artifactId>

+                <executions>

+                    <execution>

+                        <goals>

+                            <goal>ipojo-bundle</goal>

+                        </goals>

+                    </execution>

+                </executions>

+            </plugin>

+        </plugins>

+    </build>

+</project>

diff --git a/ipojo/distributions/handler-tutorial/Property-Handler-Consumer/src/main/ipojo/metadata.xml b/ipojo/distributions/handler-tutorial/Property-Handler-Consumer/src/main/ipojo/metadata.xml
new file mode 100755
index 0000000..29f7aa1
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Property-Handler-Consumer/src/main/ipojo/metadata.xml
@@ -0,0 +1,9 @@
+<ipojo>

+	<!-- Declare an instance illustrating instance configuration -->

+	<instance component="PropertiesTester"

+		name="instance-using-properties-i1">

+		<property name="props.file"

+			value="props\properties-i1.properties" />

+	</instance>

+

+</ipojo>

diff --git a/ipojo/distributions/handler-tutorial/Property-Handler-Consumer/src/main/java/org/apache/felix/ipojo/handler/properties/example/PropertiesTester.java b/ipojo/distributions/handler-tutorial/Property-Handler-Consumer/src/main/java/org/apache/felix/ipojo/handler/properties/example/PropertiesTester.java
new file mode 100755
index 0000000..e75aa2d
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Property-Handler-Consumer/src/main/java/org/apache/felix/ipojo/handler/properties/example/PropertiesTester.java
@@ -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.felix.ipojo.handler.properties.example;

+

+import org.apache.felix.ipojo.annotations.Component;

+import org.apache.felix.ipojo.annotations.Instantiate;

+import org.apache.felix.ipojo.annotations.Invalidate;

+import org.apache.felix.ipojo.annotations.Validate;

+import org.apache.felix.ipojo.handler.properties.Properties;

+

+import java.text.DateFormat;

+import java.util.Date;

+

+@Component(immediate = true, name = "PropertiesTester")

+@Properties(file = "props/my-properties.properties")

+@Instantiate

+public class PropertiesTester {

+

+    // These two fields will be injected. 

+    private String property1;

+    private String property2;

+

+    /**

+     * Starting method.

+     * This method will be called when the instance starts.

+     */

+    @Validate

+    public void start() {

+        System.out.println("PropertiesTester is starting ...");

+        // Read the injected properties.

+        System.out.println("Property 1 : " + property1);

+        System.out.println("Property 2 : " + property2);

+

+        // Update the properties.

+        updateProperties();

+    }

+

+    /**

+     * Stopping method.

+     * This method will be called when the instance stops.

+     */

+    @Invalidate

+    public void stop() {

+        System.out.println("PropertiesTester is stopping ...");

+        System.out.println("Property 1 : " + property1);

+        System.out.println("Property 2 : " + property2);

+    }

+

+    /**

+     * This method just updates managed properties.

+     * It appends the current date to the actual property value.

+     */

+    private void updateProperties() {

+        System.out.println("Update properties");

+        Date date = new Date();

+        DateFormat df = DateFormat.getDateTimeInstance();

+        // The properties will be updated in the property file

+        property1 = property1 + " - " + df.format(date);

+        property2 = property2 + " - " + df.format(date);

+    }

+

+}

diff --git a/ipojo/distributions/handler-tutorial/Property-Handler-In-Felix/pom.xml b/ipojo/distributions/handler-tutorial/Property-Handler-In-Felix/pom.xml
new file mode 100644
index 0000000..dac5110
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Property-Handler-In-Felix/pom.xml
@@ -0,0 +1,141 @@
+<?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/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.apache.felix</groupId>
+        <artifactId>ipojo-handler-tutorial</artifactId>
+        <version>1.9.0-SNAPSHOT</version>
+    </parent>
+
+    <groupId>org.apache.felix</groupId>
+    <artifactId>Property-Handler-In-Felix</artifactId>
+    <version>1.9.0-SNAPSHOT</version>
+
+    <packaging>pom</packaging>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.main.distribution</artifactId>
+            <type>zip</type>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.ipojo</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.ipojo.arch.gogo</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.log</artifactId>
+            <version>1.0.1</version>
+        </dependency>
+
+        <!-- our project  -->
+        <dependency>
+            <groupId>${project.groupId}</groupId>
+            <artifactId>org.apache.felix.ipojo.properties.handler</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>${project.groupId}</groupId>
+            <artifactId>org.apache.felix.ipojo.properties.consumer</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-dependency-plugin</artifactId>
+                <version>2.7</version>
+                <executions>
+
+                    <execution>
+                        <id>unpack-felix</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>unpack-dependencies</goal>
+                        </goals>
+                        <configuration>
+                            <includeArtifactIds>org.apache.felix.main.distribution</includeArtifactIds>
+                            <outputDirectory>${project.build.directory}</outputDirectory>
+                        </configuration>
+                    </execution>
+
+                    <execution>
+                        <id>copy-bundles</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>copy-dependencies</goal>
+                        </goals>
+                        <configuration>
+                            <includeArtifactIds>
+                                org.apache.felix.ipojo.properties.handler,
+                                org.apache.felix.ipojo.properties.consumer,
+                                org.apache.felix.ipojo,
+                                org.apache.felix.ipojo.arch.gogo
+                            </includeArtifactIds>
+                            <outputDirectory>${project.build.directory}/felix-framework-${felix.version}/bundle
+                            </outputDirectory>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+
+            <!--
+             we also copy properties file to the distribution folder,
+             the properties are stored in src/main/resources/props
+             -->
+            <plugin>
+                <artifactId>maven-resources-plugin</artifactId>
+                <version>2.6</version>
+                <executions>
+                    <execution>
+                        <id>copy-resources</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>copy-resources</goal>
+                        </goals>
+                        <configuration>
+                            <outputDirectory>
+                                ${project.build.directory}/felix-framework-${felix.version}/props
+                            </outputDirectory>
+                            <resources>
+                                <resource>
+                                    <directory>src/main/resources/props</directory>
+                                </resource>
+                            </resources>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>
\ No newline at end of file
diff --git a/ipojo/distributions/handler-tutorial/Property-Handler-In-Felix/src/main/resources/props/my-properties.properties b/ipojo/distributions/handler-tutorial/Property-Handler-In-Felix/src/main/resources/props/my-properties.properties
new file mode 100644
index 0000000..8ebd943
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Property-Handler-In-Felix/src/main/resources/props/my-properties.properties
@@ -0,0 +1,21 @@
+#
+# 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.
+#
+
+property1:"aaa"
+property2:"bbb"
\ No newline at end of file
diff --git a/ipojo/distributions/handler-tutorial/Property-Handler-In-Felix/src/main/resources/props/properties-i1.properties b/ipojo/distributions/handler-tutorial/Property-Handler-In-Felix/src/main/resources/props/properties-i1.properties
new file mode 100644
index 0000000..195278e
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Property-Handler-In-Felix/src/main/resources/props/properties-i1.properties
@@ -0,0 +1,21 @@
+#
+# 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.
+#
+
+property1:"ccc"
+property2:"ddd"
\ No newline at end of file
diff --git a/ipojo/distributions/handler-tutorial/Property-Handler/pom.xml b/ipojo/distributions/handler-tutorial/Property-Handler/pom.xml
new file mode 100755
index 0000000..11e1678
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Property-Handler/pom.xml
@@ -0,0 +1,61 @@
+<!--

+  ~ 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>

+    <modelVersion>4.0.0</modelVersion>

+

+    <parent>

+        <groupId>org.apache.felix</groupId>

+        <artifactId>ipojo-handler-tutorial</artifactId>

+        <version>1.9.0-SNAPSHOT</version>

+    </parent>

+

+    <packaging>bundle</packaging>

+    <name>iPOJO Properties Handler</name>

+    <artifactId>org.apache.felix.ipojo.properties.handler</artifactId>

+    <description>A handler loading a property file</description>

+

+    <build>

+        <plugins>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-bundle-plugin</artifactId>

+                <extensions>true</extensions>

+                <configuration>

+                    <instructions>

+                        <Private-Package>

+                            org.apache.felix.ipojo.handler.properties

+                        </Private-Package>

+                    </instructions>

+                </configuration>

+            </plugin>

+            <plugin>

+                <groupId>org.apache.felix</groupId>

+                <artifactId>maven-ipojo-plugin</artifactId>

+                <executions>

+                    <execution>

+                        <goals>

+                            <goal>ipojo-bundle</goal>

+                        </goals>

+                    </execution>

+                </executions>

+            </plugin>

+        </plugins>

+    </build>

+</project>

diff --git a/ipojo/distributions/handler-tutorial/Property-Handler/src/main/java/org/apache/felix/ipojo/handler/properties/Properties.java b/ipojo/distributions/handler-tutorial/Property-Handler/src/main/java/org/apache/felix/ipojo/handler/properties/Properties.java
new file mode 100755
index 0000000..8a0f49b
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Property-Handler/src/main/java/org/apache/felix/ipojo/handler/properties/Properties.java
@@ -0,0 +1,33 @@
+/* 

+ * 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.felix.ipojo.handler.properties;

+

+/**

+ * The Properties annotation.

+ * This annotation may be used in POJO class to used the Property handler.

+ * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>

+ */

+public @interface Properties {

+    

+    /**

+     * Returns the property file used by the handler.

+     */

+    String file();

+

+}

diff --git a/ipojo/distributions/handler-tutorial/Property-Handler/src/main/java/org/apache/felix/ipojo/handler/properties/PropertiesHandler.java b/ipojo/distributions/handler-tutorial/Property-Handler/src/main/java/org/apache/felix/ipojo/handler/properties/PropertiesHandler.java
new file mode 100755
index 0000000..08efa3c
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/Property-Handler/src/main/java/org/apache/felix/ipojo/handler/properties/PropertiesHandler.java
@@ -0,0 +1,295 @@
+/* 

+ * 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.felix.ipojo.handler.properties;

+

+import java.io.File;

+import java.io.FileInputStream;

+import java.io.FileOutputStream;

+import java.io.IOException;

+import java.io.InputStream;

+import java.io.OutputStream;

+import java.util.Dictionary;

+import java.util.Enumeration;

+import java.util.Properties;

+

+import org.apache.felix.ipojo.ComponentInstance;

+import org.apache.felix.ipojo.ConfigurationException;

+import org.apache.felix.ipojo.PrimitiveHandler;

+import org.apache.felix.ipojo.annotations.Handler;

+import org.apache.felix.ipojo.architecture.HandlerDescription;

+import org.apache.felix.ipojo.metadata.Attribute;

+import org.apache.felix.ipojo.metadata.Element;

+import org.apache.felix.ipojo.parser.FieldMetadata;

+import org.apache.felix.ipojo.parser.PojoMetadata;

+

+/**

+ * This handler load a properties file containing property value.

+ * The handler injects this values inside fields. When stopped the handler stores updated value inside the file. The

+ * properties file contains <pre>field-name : field-value</pre> (field-value are strings)

+ *

+ * Instances can override file locations by setting the {@literal properties.file} property.

+ *

+ * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>

+ */

+@Handler(name="properties", namespace = PropertiesHandler.NAMESPACE)

+public class PropertiesHandler extends PrimitiveHandler {

+

+    /**

+     * The Handler namespace.

+     */

+    public static final String NAMESPACE = "org.apache.felix.ipojo.handler.properties";

+

+    /**

+     * The loaded properties.

+     */

+    private Properties m_properties = new Properties();

+

+    /**

+     * The properties file location, configured in the component's metadata.

+     */

+    private String m_file;

+

+    /**

+     * This method is the first to be invoked.

+     * This method aims to configure the handler. It receives the component type metadata and the instance

+     * configuration. The method parses given metadata and registers fields to inject.

+     *

+     * Step 3 : when the instance configuration contains the properties.file property, it overrides the properties file location.

+     *

+     * @param metadata : component type metadata

+     * @param configuration : instance description

+     * @throws ConfigurationException : the configuration of the handler has failed.

+     */

+    @SuppressWarnings("unchecked")

+    public void configure(Element metadata, Dictionary configuration) throws ConfigurationException {

+        // Parse metadata to get <properties file="$file"/>

+

+        // Get all elements to configure the handler

+        Element[] elem = metadata.getElements("properties", NAMESPACE);

+

+        switch (elem.length) {

+            case 0:

+                // No matching element in metadata, throw a configuration error.

+                // It actually happen only if you force the handler to be plugged.

+                throw new ConfigurationException("No properties found");

+            case 1:

+                // One 'properties' found, get attributes.

+                m_file = elem[0].getAttribute("file");

+                if (m_file == null) {

+                    // if file is null, throw a configuration error.

+                    throw new ConfigurationException("Malformed properties element : file attribute must be set");

+                }

+                break;

+            default:

+                // To simplify we handle only one properties element.

+                throw new ConfigurationException("Only one properties element is supported");

+        }

+

+        // Look if the instance overrides file location :

+        String instanceFile = (String) configuration.get("properties.file");

+        if (instanceFile != null) {

+            m_file = instanceFile;

+        }

+

+        // Load properties

+        try {

+            loadProperties();

+        } catch (IOException e) {

+            throw new ConfigurationException("Error when reading the " + m_file + " file : " + e.getMessage());

+        }

+

+        // Register fields

+        // By convention, properties file entry are field name, so look for each property to get field list.

+

+        //First get Pojo Metadata metadata :

+        PojoMetadata pojoMeta = getPojoMetadata();

+        Enumeration e = m_properties.keys();

+        while (e.hasMoreElements()) {

+            String field = (String) e.nextElement();

+            FieldMetadata fm = pojoMeta.getField(field);

+

+            if (fm == null) { // The field does not exist

+                throw new ConfigurationException("The field " + field + " is declared in the properties file but does not exist in the pojo");

+            }

+

+            // Then check that the field is a String field

+            if (!fm.getFieldType().equals(String.class.getName())) {

+                throw new ConfigurationException("The field " + field + " exists in the pojo, but is not a String");

+            }

+

+            // All checks are ok, register the interceptor.

+            getInstanceManager().register(fm, this);

+        }

+

+        // Finally register the field to listen 

+    }

+

+    /**

+     * This method is called when the instance start (after the configure method). We just print stored properties.

+     * @see org.apache.felix.ipojo.Handler#start()

+     */

+    public void start() {

+        // The properties are already loaded (in the configure method), just print values.

+        m_properties.list(System.out);

+    }

+

+    /**

+     * This method is called when the instance stops. We save the properties to not lost the instance state and clear the stored properties.

+     * @see org.apache.felix.ipojo.Handler#stop()

+     */

+    public void stop() {

+        try {

+            saveProperties();

+        } catch (IOException e) {

+            error("Cannot read the file : " + m_file, e); // Log an error message by using the iPOJO logger

+        }

+        m_properties = null;

+    }

+

+    /**

+     * This method is called at each time the pojo 'get' a listened field. The method return the stored value.

+     * @param pojo : pojo object getting the field

+     * @param field : field name.

+     * @param o : previous value.

+     * @return the stored value.

+     */

+    public Object onGet(Object pojo, String field, Object o) {

+        // When the pojo requires a value for a managed field, this method is invoked.

+        // So, we have just to return the stored value.

+        return m_properties.get(field);

+    }

+

+    /**

+     * This method is called at each time the pojo 'set' a listened field. This method updates the local properties.

+     * @param pojo : pojo object setting the field

+     * @param field : field name

+     * @param newvalue : new value

+     */

+    public void onSet(Object pojo, String field, Object newvalue) {

+        // When the pojo set a value to a managed field, this method is invoked.

+        // So, we update the stored value.

+        m_properties.put(field, newvalue);

+    }

+

+    /**

+     * Step 2 : state properties when the instance becomes invalid.

+     * @param newState : the instance state

+     * @see org.apache.felix.ipojo.Handler#stateChanged(int)

+     */

+    public void stateChanged(int newState) {

+        // This method is invoked each times that the instance state changed.

+

+        // If the new state is invalid, save the properties.

+        if (newState == ComponentInstance.INVALID) {

+            // Reload properties

+            try {

+                saveProperties();

+            } catch (IOException e) {

+                error("Cannot read the file : " + m_file, e); // Log an error message by using the iPOJO logger

+            }

+        }

+    }

+

+    /**

+     * Step 5 : dynamic reconfiguration. This method is call when the instance is reconfigured externally. The given property contains property value.

+     * @param dict : new properties

+     * @see org.apache.felix.ipojo.Handler#reconfigure(java.util.Dictionary)

+     */

+    @SuppressWarnings("unchecked")

+    public synchronized void reconfigure(Dictionary dict) {

+        // For each property, look if a new value is contained in the new configuration.

+        Enumeration e = m_properties.keys();

+        while (e.hasMoreElements()) {

+            String field = (String) e.nextElement();

+            String value = (String) dict.get(field);

+            // If the dictionary contains a value, update the stored value.

+            if (value != null) {

+                m_properties.put(field, value);

+            }

+        }

+    }

+

+    /**

+     * Returns handler description.

+     * @return the handler description.

+     * @see org.apache.felix.ipojo.Handler#getDescription()

+     */

+    public HandlerDescription getDescription() {

+        return new Description(this);

+    }

+

+    /**

+     * Helper method just loading the properties.

+     * @throws IOException : the file cannot be read.

+     */

+    private void loadProperties() throws IOException {

+        // Load the properties file from file system

+        File file = new File(m_file);

+        InputStream is = new FileInputStream(file);

+        m_properties.load(is);

+    }

+

+    /**

+     * Helper method writing properties.

+     * @throws IOException : the file cannot be written.

+     */

+    private void saveProperties() throws IOException {

+        // Store the file, modified the last modification date.

+        File file = new File(m_file);

+        OutputStream os = new FileOutputStream(file);

+        m_properties.store(os, "");

+    }

+

+    /**

+     * Step 3 : The handler will participate to the instance architecture. 

+     * This class describing the handler.

+     */

+    private class Description extends HandlerDescription {

+

+        /**

+         * Instantiates a new description.

+         * @param h the h

+         */

+        public Description(PrimitiveHandler h) {

+            super(h);

+        }

+

+        /**

+         * This method must return the Element describing the handler. The description of this handler contains the list of properties with attached

+         * value.

+         * @return the description of the handler.

+         * @see org.apache.felix.ipojo.architecture.HandlerDescription#getHandlerInfo()

+         */

+        @SuppressWarnings("unchecked")

+        public Element getHandlerInfo() {

+            Element elem = super.getHandlerInfo(); // This method must be called to get the root description element.

+            Enumeration e = m_properties.keys();

+            while (e.hasMoreElements()) {

+                String field = (String) e.nextElement();

+                Element prop = new Element("property", ""); // Create an element for the actual property.

+                // Add two attribute (the field and the value).

+                prop.addAttribute(new Attribute("field", field));

+                prop.addAttribute(new Attribute("value", (String) m_properties.get(field)));

+                elem.addElement(prop); // Attach the current element to the root element.

+            }

+            return elem;

+        }

+

+    }

+}

diff --git a/ipojo/distributions/handler-tutorial/pom.xml b/ipojo/distributions/handler-tutorial/pom.xml
new file mode 100644
index 0000000..af9c88a
--- /dev/null
+++ b/ipojo/distributions/handler-tutorial/pom.xml
@@ -0,0 +1,101 @@
+<?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/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.apache.felix</groupId>
+        <artifactId>org.apache.felix.ipojo.distributions</artifactId>
+        <version>1.9.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>ipojo-handler-tutorial</artifactId>
+    <version>1.9.0-SNAPSHOT</version>
+
+    <packaging>pom</packaging>
+
+    <description>
+        Build the handlers form the tutorial and distributions to test them
+    </description>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.main.distribution</artifactId>
+            <type>zip</type>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.ipojo</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.ipojo.arch.gogo</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.ipojo.annotations</artifactId>
+        </dependency>
+    </dependencies>
+
+    <modules>
+        <!-- Log Handler tutorial -->
+        <module>FooService-And-Impl</module>
+        <module>Log-Handler</module>
+        <module>Log-Handler-Consumer</module>
+        <module>Log-Handler-In-Felix</module>
+
+        <!-- Property handler tutorial -->
+        <module>Property-Handler</module>
+        <module>Property-Handler-Consumer</module>
+        <module>Property-Handler-In-Felix</module>
+    </modules>
+
+
+
+    <build>
+        <plugins>
+            <plugin>
+                <artifactId>maven-assembly-plugin</artifactId>
+                <configuration>
+                    <descriptorRefs>
+                        <ref>project</ref>
+                    </descriptorRefs>
+
+                    <!--<descriptors>-->
+                        <!--<descriptor>src/main/assembly/distribution.xml</descriptor>-->
+                    <!--</descriptors>-->
+                    <attach>true</attach>
+                </configuration>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>single</goal>
+                        </goals>
+                        <phase>package</phase>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>
\ No newline at end of file