SLING-5940 : Register filter using http whiteboard

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk/bundles/extensions/i18n@1755296 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 21c62c4..ee5b56b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.sling</groupId>
         <artifactId>sling</artifactId>
-        <version>26</version>
+        <version>27</version>
         <relativePath />
     </parent>
 
@@ -73,7 +73,9 @@
                         <Embed-Dependency>
                             jackrabbit-jcr-commons;inline="org/apache/jackrabbit/util/ISO9075.*|org/apache/jackrabbit/util/XMLChar.*|org/apache/jackrabbit/util/Text.*|org/apache/jackrabbit/commons/json/Json*"
                         </Embed-Dependency>
-
+                        <Require-Capability>
+                            osgi.implementation;filter:="(&amp;(osgi.implementation=osgi.http)(version=1.0))"
+                        </Require-Capability>
                     </instructions>
                 </configuration>
             </plugin>
@@ -89,6 +91,15 @@
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-javadoc-plugin</artifactId>
+                <configuration>
+                    <excludePackageNames>
+                        org.apache.sling.i18n.impl
+                    </excludePackageNames>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-failsafe-plugin</artifactId>
                 <executions>
                     <execution>
@@ -132,6 +143,26 @@
     </build>
     <dependencies>
         <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>osgi.core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>org.osgi.service.http.whiteboard</artifactId>
+            <version>1.0.0</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>org.osgi.service.event</artifactId>
+            <version>1.3.1</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>javax.servlet</groupId>
+            <artifactId>javax.servlet-api</artifactId>
+        </dependency>
+        <dependency>
             <groupId>org.apache.jackrabbit</groupId>
             <artifactId>jackrabbit-jcr-commons</artifactId>
             <version>2.2.4</version>
@@ -154,28 +185,11 @@
             <artifactId>slf4j-api</artifactId>
         </dependency>
         <dependency>
-            <groupId>org.osgi</groupId>
-            <artifactId>org.osgi.core</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.osgi</groupId>
-            <artifactId>org.osgi.compendium</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>javax.servlet</groupId>
-            <artifactId>servlet-api</artifactId>
-        </dependency>
-        <dependency>
             <groupId>org.apache.sling</groupId>
             <artifactId>org.apache.sling.commons.scheduler</artifactId>
             <version>2.4.0</version>
             <scope>provided</scope>
         </dependency>
-        <dependency>
-            <groupId>org.apache.felix</groupId>
-            <artifactId>org.apache.felix.scr.annotations</artifactId>
-        </dependency>
-
         <!-- Testing -->
         <dependency>
             <groupId>org.apache.sling</groupId>
@@ -188,13 +202,11 @@
         <dependency>
             <groupId>javax.jcr</groupId>
             <artifactId>jcr</artifactId>
-            <version>2.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.mockito</groupId>
@@ -237,13 +249,13 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-log4j12</artifactId>
-            <version>1.5.0</version>
+            <version>1.7.6</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>log4j</groupId>
             <artifactId>log4j</artifactId>
-            <version>1.2.13</version>
+            <version>1.2.17</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -273,7 +285,7 @@
         <dependency>
             <groupId>org.apache.felix</groupId>
             <artifactId>org.apache.felix.framework</artifactId>
-            <version>4.2.1</version>
+            <version>5.4.0</version>
             <scope>test</scope>
         </dependency>
       </dependencies>
diff --git a/src/main/java/org/apache/sling/i18n/ResourceBundleProvider.java b/src/main/java/org/apache/sling/i18n/ResourceBundleProvider.java
index d9aabb8..bbadacf 100644
--- a/src/main/java/org/apache/sling/i18n/ResourceBundleProvider.java
+++ b/src/main/java/org/apache/sling/i18n/ResourceBundleProvider.java
@@ -41,6 +41,7 @@
 
     /**
      * Returns the default <code>Locale</code> assumed by this instance.
+     * @return The default locale
      */
     Locale getDefaultLocale();
 
diff --git a/src/main/java/org/apache/sling/i18n/impl/I18NFilter.java b/src/main/java/org/apache/sling/i18n/impl/I18NFilter.java
index d8d7fbf..6013f9a 100644
--- a/src/main/java/org/apache/sling/i18n/impl/I18NFilter.java
+++ b/src/main/java/org/apache/sling/i18n/impl/I18NFilter.java
@@ -53,6 +53,7 @@
 import org.apache.sling.i18n.RequestLocaleResolver;
 import org.apache.sling.i18n.ResourceBundleProvider;
 import org.osgi.framework.Constants;
+import org.osgi.service.http.whiteboard.HttpWhiteboardConstants;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -63,7 +64,9 @@
 @SlingFilter(generateService = true,
              order = 700, scope = { SlingFilterScope.REQUEST, SlingFilterScope.ERROR })
 @Properties({
-    @Property(name = "pattern", value="/.*"),
+    @Property(name = HttpWhiteboardConstants.HTTP_WHITEBOARD_FILTER_PATTERN, value="/"),
+    @Property(name = HttpWhiteboardConstants.HTTP_WHITEBOARD_CONTEXT_SELECT,
+              value = "(" + HttpWhiteboardConstants.HTTP_WHITEBOARD_CONTEXT_NAME + "=org.apache.sling)"),
     @Property(name = Constants.SERVICE_DESCRIPTION, value = "Internationalization Support Filter"),
     @Property(name = Constants.SERVICE_VENDOR, value = "The Apache Software Foundation") })
 public class I18NFilter implements Filter {
@@ -256,7 +259,7 @@
         }
 
         @Override
-        public Enumeration<?> getLocales() {
+        public Enumeration<Locale> getLocales() {
             return Collections.enumeration(getLocaleList());
         }
 
@@ -357,7 +360,7 @@
         }
 
         @Override
-        public Enumeration<?> getLocales() {
+        public Enumeration<Locale> getLocales() {
             return Collections.enumeration(getLocaleList());
         }
 
diff --git a/src/main/java/org/apache/sling/i18n/impl/JcrResourceBundle.java b/src/main/java/org/apache/sling/i18n/impl/JcrResourceBundle.java
index 009000b..8065e22 100644
--- a/src/main/java/org/apache/sling/i18n/impl/JcrResourceBundle.java
+++ b/src/main/java/org/apache/sling/i18n/impl/JcrResourceBundle.java
@@ -48,7 +48,7 @@
 
     /** default primary type (=resource type) for message entry dictionaries */
     static final String RT_MESSAGE_ENTRY = "sling:MessageEntry";
-    
+
     static final String MIXIN_MESSAGE = "sling:Message";
 
     static final String MIXIN_LANGUAGE = "mix:language";
@@ -102,7 +102,7 @@
     protected void setParent(ResourceBundle parent) {
         super.setParent(parent);
     }
-    
+
     public ResourceBundle getParent() {
         return parent;
     }
@@ -164,7 +164,6 @@
      *
      * @throws NullPointerException if either of the parameters is {@code null}.
      */
-    @SuppressWarnings("deprecation")
     private Map<String, Object> loadFully(final ResourceResolver resolver, Set<String> roots, Set<String> languageRoots) {
 
         final String[] searchPath = resolver.getSearchPath();
diff --git a/src/main/java/org/apache/sling/i18n/impl/JcrResourceBundleProvider.java b/src/main/java/org/apache/sling/i18n/impl/JcrResourceBundleProvider.java
index a034313..cd30d42 100644
--- a/src/main/java/org/apache/sling/i18n/impl/JcrResourceBundleProvider.java
+++ b/src/main/java/org/apache/sling/i18n/impl/JcrResourceBundleProvider.java
@@ -41,8 +41,6 @@
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Property;
 import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.apache.felix.scr.annotations.ReferencePolicy;
 import org.apache.felix.scr.annotations.Service;
 import org.apache.sling.api.SlingConstants;
 import org.apache.sling.api.resource.LoginException;
@@ -56,7 +54,6 @@
 import org.apache.sling.i18n.ResourceBundleProvider;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.ServiceRegistration;
-import org.osgi.service.component.ComponentContext;
 import org.osgi.service.event.EventConstants;
 import org.osgi.service.event.EventHandler;
 import org.slf4j.Logger;
@@ -119,7 +116,7 @@
     private ResourceResolver resourceResolver;
 
     /**
-     * Map of cached resource bundles indexed by a key combined of the base name 
+     * Map of cached resource bundles indexed by a key combined of the base name
      * and <code>Locale</code> used to load and identify the <code>ResourceBundle</code>.
      */
     private final ConcurrentHashMap<Key, JcrResourceBundle> resourceBundleCache = new ConcurrentHashMap<Key, JcrResourceBundle>();
@@ -142,7 +139,7 @@
     /**
      * Each ResourceBundle is registered as a service. Each registration is stored in this map with the locale & base name used as a key.
      */
-    private Map<Key, ServiceRegistration> bundleServiceRegistrations;
+    private Map<Key, ServiceRegistration<ResourceBundle>> bundleServiceRegistrations;
 
     private boolean preloadBundles;
 
@@ -228,7 +225,7 @@
 
     private boolean isDictionaryResource(final String path, final org.osgi.service.event.Event event) {
         // language node changes happen quite frequently (https://issues.apache.org/jira/browse/SLING-2881)
-        // therefore only consider changes either for sling:MessageEntry's 
+        // therefore only consider changes either for sling:MessageEntry's
         // or for JSON dictionaries
         String resourceType = (String) event.getProperty(SlingConstants.PROPERTY_RESOURCE_TYPE);
         if (resourceType == null) {
@@ -307,7 +304,7 @@
         String baseName = bundle.getBaseName();
         Locale locale = bundle.getLocale();
         final Key key = new Key(baseName, locale);
-        
+
         // defer this job
         ScheduleOptions options = scheduler.AT(new Date(System.currentTimeMillis() + invalidationDelay));
         final String jobName = "JcrResourceBundleProvider: reload bundle with key " + key.toString();
@@ -327,7 +324,7 @@
         resourceBundleCache.remove(key);
         log.info("Reloading resource bundle for {}", key);
         // unregister bundle
-        ServiceRegistration serviceRegistration = null;
+        ServiceRegistration<ResourceBundle> serviceRegistration = null;
         synchronized (this) {
             serviceRegistration = bundleServiceRegistrations.remove(key);
         }
@@ -364,11 +361,9 @@
     /**
      * Activates and configures this component with the repository access
      * details and the default locale to use
-     * @throws LoginException 
+     * @throws LoginException
      */
-    protected void activate(ComponentContext context) throws LoginException {
-        Dictionary<?, ?> props = context.getProperties();
-
+    protected void activate(BundleContext context, Map<String, Object> props) throws LoginException {
         Map<String, Object> repoCredentials;
         String user = PropertiesUtil.toString(props.get(PROP_USER), null);
         if (user == null || user.length() == 0) {
@@ -386,8 +381,8 @@
         this.defaultLocale = toLocale(localeString);
         this.preloadBundles = PropertiesUtil.toBoolean(props.get(PROP_PRELOAD_BUNDLES), DEFAULT_PRELOAD_BUNDLES);
 
-        this.bundleContext = context.getBundleContext();
-        this.bundleServiceRegistrations = new HashMap<Key, ServiceRegistration>();
+        this.bundleContext = context;
+        this.bundleServiceRegistrations = new HashMap<Key, ServiceRegistration<ResourceBundle>>();
         invalidationDelay = PropertiesUtil.toLong(props.get(PROP_INVALIDATION_DELAY), DEFAULT_INVALIDATION_DELAY);
         if (this.resourceResolverFactory != null) { // this is only null during test execution!
             if (repoCredentials == null) {
@@ -448,12 +443,12 @@
     }
 
     private void registerResourceBundle(Key key, JcrResourceBundle resourceBundle) {
-        Dictionary<Object, Object> serviceProps = new Hashtable<Object, Object>();
+        Dictionary<String, Object> serviceProps = new Hashtable<String, Object>();
         if (key.baseName != null) {
             serviceProps.put("baseName", key.baseName);
         }
         serviceProps.put("locale", key.locale.toString());
-        ServiceRegistration serviceReg = bundleContext.registerService(ResourceBundle.class.getName(),
+        ServiceRegistration<ResourceBundle> serviceReg = bundleContext.registerService(ResourceBundle.class,
                 resourceBundle, serviceProps);
         synchronized (this) {
             bundleServiceRegistrations.put(key, serviceReg);
@@ -537,7 +532,7 @@
         languageRootPaths.clear();
 
         synchronized (this) {
-            for (ServiceRegistration serviceReg : bundleServiceRegistrations.values()) {
+            for (ServiceRegistration<ResourceBundle> serviceReg : bundleServiceRegistrations.values()) {
                 serviceReg.unregister();
             }
             bundleServiceRegistrations.clear();
diff --git a/src/main/java/org/apache/sling/i18n/package-info.java b/src/main/java/org/apache/sling/i18n/package-info.java
index 654c184..a24a548 100644
--- a/src/main/java/org/apache/sling/i18n/package-info.java
+++ b/src/main/java/org/apache/sling/i18n/package-info.java
@@ -17,8 +17,7 @@
  * under the License.
  */
 
-@Version("2.2.0")
+@org.osgi.annotation.versioning.Version("2.2.0")
 package org.apache.sling.i18n;
 
-import aQute.bnd.annotation.Version;
 
diff --git a/src/test/java/org/apache/sling/i18n/impl/ConcurrentJcrResourceBundleLoadingTest.java b/src/test/java/org/apache/sling/i18n/impl/ConcurrentJcrResourceBundleLoadingTest.java
index 2c7e476..90f862c 100644
--- a/src/test/java/org/apache/sling/i18n/impl/ConcurrentJcrResourceBundleLoadingTest.java
+++ b/src/test/java/org/apache/sling/i18n/impl/ConcurrentJcrResourceBundleLoadingTest.java
@@ -26,9 +26,9 @@
 import static org.powermock.api.mockito.PowerMockito.spy;
 import static org.powermock.api.mockito.PowerMockito.verifyPrivate;
 
-import java.util.Hashtable;
+import java.util.HashMap;
 import java.util.Locale;
-import java.util.ResourceBundle;
+import java.util.Map;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.TimeUnit;
@@ -40,7 +40,6 @@
 import org.mockito.Mock;
 import org.mockito.Mockito;
 import org.osgi.framework.BundleContext;
-import org.osgi.service.component.ComponentContext;
 import org.powermock.api.mockito.PowerMockito;
 import org.powermock.core.classloader.annotations.PrepareForTest;
 import org.powermock.modules.junit4.PowerMockRunner;
@@ -55,15 +54,15 @@
 
     @Mock JcrResourceBundle english;
     @Mock JcrResourceBundle german;
-    
+
     private JcrResourceBundleProvider provider;
-    
+
     @Before
     public void setup() throws Exception {
         provider = spy(new JcrResourceBundleProvider());
-        Hashtable<String, Object> properties = new Hashtable<String, Object>();
+        Map<String, Object> properties = new HashMap<String, Object>();
         properties.put("locale.default", "en");
-        provider.activate(createComponentContext(properties));
+        provider.activate(PowerMockito.mock(BundleContext.class), properties);
         doReturn(english).when(provider, "createResourceBundle", eq(null), eq(Locale.ENGLISH));
         doReturn(german).when(provider, "createResourceBundle", eq(null), eq(Locale.GERMAN));
         Mockito.when(german.getLocale()).thenReturn(Locale.GERMAN);
@@ -100,12 +99,12 @@
         verifyPrivate(provider, times(1)).invoke("createResourceBundle", eq(null), eq(Locale.ENGLISH));
         verifyPrivate(provider, times(1)).invoke("createResourceBundle", eq(null), eq(Locale.GERMAN));
     }
-    
+
     @Test
     public void newBundleUsedAfterReload() throws Exception {
         provider.getResourceBundle(Locale.ENGLISH);
         provider.getResourceBundle(Locale.GERMAN);
-        
+
         // reloading german should not reload any other bundle
         provider.reloadBundle(new Key(null, Locale.GERMAN));
         provider.getResourceBundle(Locale.ENGLISH);
@@ -118,12 +117,12 @@
         verifyPrivate(provider, times(1)).invoke("createResourceBundle", eq(null), eq(Locale.ENGLISH));
         verifyPrivate(provider, times(2)).invoke("createResourceBundle", eq(null), eq(Locale.GERMAN));
     }
-    
+
     @Test
     public void newBundleUsedAsParentAfterReload() throws Exception {
         provider.getResourceBundle(Locale.ENGLISH);
         provider.getResourceBundle(Locale.GERMAN);
-        
+
         // reloading english should also reload german (because it has english as a parent)
         provider.reloadBundle(new Key(null, Locale.ENGLISH));
         provider.getResourceBundle(Locale.ENGLISH);
@@ -136,11 +135,4 @@
         verifyPrivate(provider, times(2)).invoke("createResourceBundle", eq(null), eq(Locale.ENGLISH));
         verifyPrivate(provider, times(2)).invoke("createResourceBundle", eq(null), eq(Locale.GERMAN));
     }
-
-    private ComponentContext createComponentContext(Hashtable<String, Object> config) {
-        final ComponentContext componentContext = PowerMockito.mock(ComponentContext.class);
-        Mockito.when(componentContext.getBundleContext()).thenReturn(PowerMockito.mock(BundleContext.class));
-        Mockito.when(componentContext.getProperties()).thenReturn(config);
-        return componentContext;
-    }
 }
\ No newline at end of file
diff --git a/src/test/java/org/apache/sling/i18n/it/ResourceBundleProviderIT.java b/src/test/java/org/apache/sling/i18n/it/ResourceBundleProviderIT.java
index d2f7364..1b3b623 100644
--- a/src/test/java/org/apache/sling/i18n/it/ResourceBundleProviderIT.java
+++ b/src/test/java/org/apache/sling/i18n/it/ResourceBundleProviderIT.java
@@ -79,6 +79,7 @@
         return new DefaultCompositeOption(
                 SlingPaxOptions.defaultLaunchpadOptions(launchpadVersion),
                 CoreOptions.provision(CoreOptions.bundle(thisProjectsBundle.toURI().toString())),
+                mavenBundle("org.apache.felix", "org.apache.felix.http.servlet-api", "1.1.2"),
                 mavenBundle("org.apache.sling", "org.apache.sling.commons.osgi", "2.4.0")
                 ).getOptions();
     }