An OSGi BundleActivator is included in org.h2.util.

h2/src/main/META-INF/MANIFEST.MF

@@ -5,7 +5,7 @@ Implementation-Version: ${version}
 Build-Jdk: ${buildJdk}
 Created-By: ${createdBy}
 ${mainClassTag}
-Bundle-Activator: org.h2.tools.DbDriverActivator
+Bundle-Activator: org.h2.util.DbDriverActivator
 Bundle-Name: H2 Database Engine
 Bundle-Vendor: H2 Group
 Bundle-Version: ${version}

h2/src/main/org/h2/tools/DbDriverActivator.java → h2/src/main/org/h2/util/DbDriverActivator.java

@@ -4,7 +4,7 @@
  * (http://h2database.com/html/license.html).
  * Initial Developer: H2 Group
  */
-package org.h2.tools;
+package org.h2.util;
 
 import org.osgi.framework.BundleActivator;
 import org.osgi.framework.BundleContext;
@@ -15,10 +15,16 @@ import org.osgi.framework.BundleContext;
  */
 public class DbDriverActivator implements BundleActivator {
 
+    /**
+     * Start the bundle. This will load the database driver.
+     */
     public void start(BundleContext bundleContext) {
         org.h2.Driver.load();
     }
 
+    /**
+     * Stop the bundle. This will unload the database driver.
+     */
     public void stop(BundleContext bundleContext) {
         org.h2.Driver.unload();
     }

h2/src/tools/org/h2/build/Build.java

@@ -103,6 +103,7 @@ public class Build extends BuildBase {
                 File.pathSeparator + "ext/servlet-api-2.4.jar" + 
                 File.pathSeparator + "ext/lucene-core-2.2.0.jar" + 
                 File.pathSeparator + "ext/slf4j-api-1.5.0.jar" + 
+                File.pathSeparator + "ext/org.osgi.core-1.2.0.jar" +
                 File.pathSeparator + System.getProperty("java.home") + "/../lib/tools.jar";
         FileList files;
         if (clientOnly) {
@@ -319,7 +320,8 @@ public class Build extends BuildBase {
                 "/../lib/tools.jar" + 
                 File.pathSeparator + "ext/slf4j-api-1.5.0.jar" +
                 File.pathSeparator + "ext/servlet-api-2.4.jar" + 
-                File.pathSeparator + "ext/lucene-core-2.2.0.jar",
+                File.pathSeparator + "ext/lucene-core-2.2.0.jar" +
+                File.pathSeparator + "ext/org.osgi.core-1.2.0.jar",
                 "-subpackages", "org.h2",
                 "-exclude", "org.h2.test.jaqu:org.h2.jaqu" });
 
@@ -330,7 +332,8 @@ public class Build extends BuildBase {
                 "-classpath", System.getProperty("java.home") + "/../lib/tools.jar" +
                 File.pathSeparator + "ext/slf4j-api-1.5.0.jar" +
                 File.pathSeparator + "ext/servlet-api-2.4.jar" + 
-                File.pathSeparator + "ext/lucene-core-2.2.0.jar",
+                File.pathSeparator + "ext/lucene-core-2.2.0.jar" +
+                File.pathSeparator + "ext/org.osgi.core-1.2.0.jar",
                 "-subpackages", "org.h2",
                 "-exclude", "org.h2.test.jaqu:org.h2.jaqu",
                 "-package",

h2/src/tools/org/h2/build/doc/dictionary.txt

@@ -564,4 +564,4 @@ strictly greg germany abbreviates frontends cleversafe payload cloneable
 scripting jaks reconnected serverlist safes somewhere anzo war contacts helpful
 implies looping cataloguing mapper frees javaw geographic borges grass 
 somehow marcio groove roy gis matt targeted brazil dig opt deregister 
-classname recaptcha
+classname recaptcha unload unloaded unloads activator