diff --git a/ipojo/white.board.pattern.handler/metadata.xml b/ipojo/white.board.pattern.handler/metadata.xml
new file mode 100644
index 0000000..75de2bb
--- /dev/null
+++ b/ipojo/white.board.pattern.handler/metadata.xml
@@ -0,0 +1,6 @@
+<ipojo>
+	<handler
+		classname="org.apache.felix.ipojo.handler.wbp.WhiteBoardPatternHandler"
+		name="wbp" namespace="org.apache.felix.ipojo.white-board-pattern">
+	</handler>
+</ipojo>
\ No newline at end of file
diff --git a/ipojo/white.board.pattern.handler/pom.xml b/ipojo/white.board.pattern.handler/pom.xml
new file mode 100644
index 0000000..ccbe8ac
--- /dev/null
+++ b/ipojo/white.board.pattern.handler/pom.xml
@@ -0,0 +1,91 @@
+<!--
+	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>
+	<parent>
+		<artifactId>iPOJO</artifactId>
+		<groupId>org.apache.felix</groupId>
+		<version>0.7.6-SNAPSHOT</version>
+		<relativePath>../pom.xml</relativePath>
+	</parent>
+	<modelVersion>4.0.0</modelVersion>
+	<packaging>bundle</packaging>
+	<name>Apache Felix iPOJO White Board Pattern Handler</name>
+	<artifactId>
+		org.apache.felix.ipojo.handler.white.board.pattern
+	</artifactId>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.apache.felix</groupId>
+			<artifactId>org.apache.felix.ipojo</artifactId>
+			<version>${pom.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.felix</groupId>
+			<artifactId>org.apache.felix.ipojo.metadata</artifactId>
+			<version>${pom.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.felix</groupId>
+			<artifactId>org.osgi.core</artifactId>
+			<version>1.0.0</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.felix</groupId>
+			<artifactId>org.osgi.compendium</artifactId>
+			<version>1.0.0</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.wbp
+						</Private-Package>
+						<Bundle-Name>${pom.name}</Bundle-Name>
+						<Bundle-SymbolicName>
+							ipojo.event.admin.handler.wbp
+						</Bundle-SymbolicName>
+					</instructions>
+				</configuration>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.felix</groupId>
+				<artifactId>maven-ipojo-plugin</artifactId>
+				<version>${pom.version}</version>
+				<executions>
+					<execution>
+						<goals>
+							<goal>ipojo-bundle</goal>
+						</goals>
+						<configuration>
+							<metadata>metadata.xml</metadata>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+	</build>
+</project>
diff --git a/ipojo/white.board.pattern.handler/src/main/java/org/apache/felix/ipojo/handler/wbp/WhiteBoardManager.java b/ipojo/white.board.pattern.handler/src/main/java/org/apache/felix/ipojo/handler/wbp/WhiteBoardManager.java
new file mode 100644
index 0000000..d0206b5
--- /dev/null
+++ b/ipojo/white.board.pattern.handler/src/main/java/org/apache/felix/ipojo/handler/wbp/WhiteBoardManager.java
@@ -0,0 +1,173 @@
+/* 
+ * 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.wbp;
+
+import java.lang.reflect.InvocationTargetException;
+
+import org.apache.felix.ipojo.PrimitiveHandler;
+import org.apache.felix.ipojo.util.Callback;
+import org.apache.felix.ipojo.util.Tracker;
+import org.apache.felix.ipojo.util.TrackerCustomizer;
+import org.osgi.framework.Filter;
+import org.osgi.framework.ServiceReference;
+
+/**
+ * Manage a white board pattern.
+ * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
+ */
+public class WhiteBoardManager implements TrackerCustomizer {
+    
+    /**
+     * monitored filter. 
+     */
+    private Filter m_filter;
+    
+    /**
+     * onArrival method. 
+     */
+    private Callback m_onArrival;
+    
+    /**
+     * onDeparture method. 
+     */
+    private Callback m_onDeparture;
+    
+    /**
+     * onModify method. 
+     */
+    private Callback m_onModification;
+    
+    /**
+     * Service Tracker. 
+     */
+    private Tracker m_tracker;
+    
+    /**
+     * Attached handler. 
+     */
+    private PrimitiveHandler m_handler;
+    
+    /**
+     * Constructor.
+     * @param handler : attached handler
+     * @param filter : monitored filter
+     * @param bind : onArrival method
+     * @param unbind : onDeparture method
+     * @param modification : onModify method
+     */
+    public WhiteBoardManager(WhiteBoardPatternHandler handler, Filter filter, String bind, String unbind, String modification) {
+        m_handler = handler;
+        m_onArrival = new Callback(bind, new Class[] {ServiceReference.class}, false, m_handler.getInstanceManager());
+        m_onDeparture = new Callback(unbind, new Class[] {ServiceReference.class}, false, m_handler.getInstanceManager());
+        if (modification != null) {
+            m_onModification = new Callback(modification, new Class[] {ServiceReference.class}, false, m_handler.getInstanceManager());
+        }
+        m_filter = filter;
+        m_tracker = new Tracker(handler.getInstanceManager().getContext(), m_filter, this);
+    }
+    
+    /**
+     * Open the tracker.
+     */
+    public void start() {
+        m_tracker.open();
+    }
+    
+    /**
+     * Close the tracker.
+     */
+    public void stop() {
+        m_tracker.close();
+    }
+
+    /**
+     * A new service was added to the tracker.
+     * @param arg0 : service reference.
+     * @see org.apache.felix.ipojo.util.TrackerCustomizer#addedService(org.osgi.framework.ServiceReference)
+     */
+    public void addedService(ServiceReference arg0) {
+        try {
+            m_onArrival.call(new Object[] {arg0});
+        } catch (NoSuchMethodException e) {
+            m_handler.error("The onArrival method " + m_onArrival.getMethod() + " does not exist in the class", e);
+            m_handler.getInstanceManager().stop();
+        } catch (IllegalAccessException e) {
+            m_handler.error("The onArrival method " + m_onArrival.getMethod() + " cannot be invoked", e);
+            m_handler.getInstanceManager().stop();
+        } catch (InvocationTargetException e) {
+            m_handler.error("The onArrival method " + m_onArrival.getMethod() + " has thrown an exception", e.getTargetException());
+            m_handler.getInstanceManager().stop();
+        }
+    }
+
+    /**
+     * A new service is detected.
+     * @param arg0 : service reference
+     * @return true to add the service
+     * @see org.apache.felix.ipojo.util.TrackerCustomizer#addingService(org.osgi.framework.ServiceReference)
+     */
+    public boolean addingService(ServiceReference arg0) {
+        return true;
+    }
+
+    /**
+     * An existing service was modified.
+     * @param arg0 : service reference
+     * @param arg1 : service object (if already get)
+     * @see org.apache.felix.ipojo.util.TrackerCustomizer#modifiedService(org.osgi.framework.ServiceReference, java.lang.Object)
+     */
+    public void modifiedService(ServiceReference arg0, Object arg1) {
+        if (m_onModification != null) {
+            try {
+                m_onModification.call(new Object[] {arg0});
+            } catch (NoSuchMethodException e) {
+                m_handler.error("The onModification method " + m_onModification.getMethod() + " does not exist in the class", e);
+                m_handler.getInstanceManager().stop();
+            } catch (IllegalAccessException e) {
+                m_handler.error("The onModification method " + m_onModification.getMethod() + " cannot be invoked", e);
+                m_handler.getInstanceManager().stop();
+            } catch (InvocationTargetException e) {
+                m_handler.error("The onModification method " + m_onModification.getMethod() + " has thrown an exception", e.getTargetException());
+                m_handler.getInstanceManager().stop();
+            }
+        }
+    }
+
+    /**
+     * A service disappears.
+     * @param arg0 : service reference
+     * @param arg1 : service object (if already get)
+     * @see org.apache.felix.ipojo.util.TrackerCustomizer#removedService(org.osgi.framework.ServiceReference, java.lang.Object)
+     */
+    public void removedService(ServiceReference arg0, Object arg1) {
+        try {
+            m_onDeparture.call(new Object[] {arg0});
+        } catch (NoSuchMethodException e) {
+            m_handler.error("The onDeparture method " + m_onDeparture.getMethod() + " does not exist in the class", e);
+            m_handler.getInstanceManager().stop();
+        } catch (IllegalAccessException e) {
+            m_handler.error("The onDeparture method " + m_onDeparture.getMethod() + " cannot be invoked", e);
+            m_handler.getInstanceManager().stop();
+        } catch (InvocationTargetException e) {
+            m_handler.error("The onDeparture method " + m_onDeparture.getMethod() + " has thrown an exception", e.getTargetException());
+            m_handler.getInstanceManager().stop();
+        }
+    }
+
+}
diff --git a/ipojo/white.board.pattern.handler/src/main/java/org/apache/felix/ipojo/handler/wbp/WhiteBoardPatternHandler.java b/ipojo/white.board.pattern.handler/src/main/java/org/apache/felix/ipojo/handler/wbp/WhiteBoardPatternHandler.java
new file mode 100644
index 0000000..4fb735b
--- /dev/null
+++ b/ipojo/white.board.pattern.handler/src/main/java/org/apache/felix/ipojo/handler/wbp/WhiteBoardPatternHandler.java
@@ -0,0 +1,99 @@
+/* 
+ * 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.wbp;
+
+import java.util.ArrayList;
+import java.util.Dictionary;
+import java.util.List;
+
+import org.apache.felix.ipojo.ConfigurationException;
+import org.apache.felix.ipojo.PrimitiveHandler;
+import org.apache.felix.ipojo.metadata.Element;
+import org.osgi.framework.InvalidSyntaxException;
+
+/**
+ * White board pattern handler.
+ * This handler aims to automate white board patterns by invoking callback when needed.
+ * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
+ */
+public class WhiteBoardPatternHandler extends PrimitiveHandler {
+    
+    /**
+     * Handler namespace.
+     */
+    public static final String NAMESPACE = "org.apache.felix.ipojo.white-board-pattern";
+    
+    /**
+     * White board pattern to manage. By default just one. 
+     */
+    private List m_managers = new ArrayList(1);
+
+    /**
+     * Configure method. It will parse metadata to analyze org.apache.felix.ipojo.white-board-pattern:wbp element. 
+     * @param elem : component type description
+     * @param dict : instance description
+     * @throws ConfigurationException : occurs when the description is not valid.
+     * @see org.apache.felix.ipojo.Handler#configure(org.apache.felix.ipojo.metadata.Element, java.util.Dictionary)
+     */
+    public void configure(Element elem, Dictionary dict) throws ConfigurationException {
+        Element[] elems = elem.getElements("wbp", NAMESPACE);
+        for (int i = 0; i < elems.length; i++) {
+            String filter = elems[i].getAttribute("filter");
+            String onArrival = elems[i].getAttribute("onArrival");
+            String onDeparture = elems[i].getAttribute("onDeparture");
+            String onModification = elems[i].getAttribute("onModification");
+            
+            if (filter == null) {
+                throw new ConfigurationException("The white board pattern element requires a filter attribute");
+            }
+            if (onArrival == null || onDeparture == null) {
+                throw new ConfigurationException("The white board pattern element requires the onArrival and onDeparture attributes");
+            }
+            
+            try {
+                WhiteBoardManager wbm = new WhiteBoardManager(this, getInstanceManager().getContext().createFilter(filter), onArrival, onDeparture, onModification);
+                m_managers.add(wbm);
+            } catch (InvalidSyntaxException e) {
+                throw new ConfigurationException("The filter " + filter + " is invalid : " + e);
+            }
+        }
+        
+    }
+
+    /**
+     * Start method : start managers.
+     * @see org.apache.felix.ipojo.Handler#start()
+     */
+    public void start() {
+        for (int i = 0; i < m_managers.size(); i++) {
+            ((WhiteBoardManager) m_managers.get(i)).start();
+        }
+    }
+
+    /**
+     * Stop method : stop managers.
+     * @see org.apache.felix.ipojo.Handler#stop()
+     */
+    public void stop() {
+        for (int i = 0; i < m_managers.size(); i++) {
+            ((WhiteBoardManager) m_managers.get(i)).stop();
+        } 
+    }
+
+}