added module to register servlets and filters by new WebElement annotation

scm-annotations/src/main/java/sonia/scm/filter/WebElement.java

@@ -0,0 +1,89 @@
+/**
+ * Copyright (c) 2014, Sebastian Sdorra All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer. 2. Redistributions in
+ * binary form must reproduce the above copyright notice, this list of
+ * conditions and the following disclaimer in the documentation and/or other
+ * materials provided with the distribution. 3. Neither the name of SCM-Manager;
+ * nor the names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.filter;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import sonia.scm.plugin.PluginAnnotation;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Annotation to register servlets and filters. The annotation is automatically 
+ * picked up by the plugin registration processor of SCM-Manager.
+ *
+ * @author Sebastian Sdorra
+ * @since 2.0.0
+ */
+@Documented
+@Target(ElementType.TYPE)
+@PluginAnnotation("web-element")
+@Retention(RetentionPolicy.RUNTIME)
+public @interface WebElement
+{
+  /**
+   * Returns filter or servlet path pattern. The path can be specified as glob 
+   * or as regex.
+   * 
+   * @return mapping path
+   */
+  public String value();
+
+  /**
+   * Returns additional filter or servlet path patterns. The path can be 
+   * specified as glob or as regex.
+   * 
+   * @return mapping paths
+   */
+  public String[] morePatterns() default {};
+
+  /**
+   * Returns {@code true} if the path patterns are specified as regex patterns.
+   * Default is {@code false}.
+   * 
+   * @return {@code true} if the path patterns are specified as regex patterns
+   */
+  public boolean regex() default false;
+
+  /**
+   * Returns an array of init params.
+   * 
+   * @return array of init params
+   */
+  public WebInitParam[] initParams() default {};
+}

scm-annotations/src/main/java/sonia/scm/filter/WebInitParam.java

@@ -0,0 +1,61 @@
+/**
+ * Copyright (c) 2014, Sebastian Sdorra All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer. 2. Redistributions in
+ * binary form must reproduce the above copyright notice, this list of
+ * conditions and the following disclaimer in the documentation and/or other
+ * materials provided with the distribution. 3. Neither the name of SCM-Manager;
+ * nor the names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+package sonia.scm.filter;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Init param for servlet of filter registration. This annotation can only be 
+ * used with {@link WebElement}.
+ *
+ * @author Sebastian Sdorra
+ */
+@Documented
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface WebInitParam
+{
+  /**
+   * Name of the init parameter.
+   * 
+   * @return name of init parameter
+   */
+  public String name();
+  
+  /**
+   * Value of the init parameter.
+   * 
+   * @return value of init parameter
+   */
+  public String value();
+}

scm-core/src/main/java/sonia/scm/plugin/ExtensionProcessor.java

@@ -74,4 +74,14 @@ public interface ExtensionProcessor
    * @param binder injection binder
    */
   public void processAutoBindExtensions(Binder binder);
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Returns all collected web elements (servlets and filters).
+   *
+   *
+   * @return collected web elements
+   */
+  public Iterable<WebElementDescriptor> getWebElements();
 }

scm-core/src/main/java/sonia/scm/plugin/ScmModule.java

@@ -127,6 +127,17 @@ public class ScmModule
     return nonNull(subscribers);
   }
 
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public Iterable<WebElementDescriptor> getWebElements()
+  {
+    return nonNull(webElements);
+  }
+
   //~--- methods --------------------------------------------------------------
 
   /**
@@ -225,4 +236,8 @@ public class ScmModule
   /** Field description */
   @XmlElement(name = "subscriber")
   private Set<SubscriberElement> subscribers;
+
+  /** Field description */
+  @XmlElement(name = "web-element")
+  private Set<WebElementDescriptor> webElements;
 }

scm-core/src/main/java/sonia/scm/plugin/WebElementDescriptor.java

@@ -0,0 +1,149 @@
+/**
+ * Copyright (c) 2014, Sebastian Sdorra All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer. 2. Redistributions in
+ * binary form must reproduce the above copyright notice, this list of
+ * conditions and the following disclaimer in the documentation and/or other
+ * materials provided with the distribution. 3. Neither the name of SCM-Manager;
+ * nor the names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.plugin;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.util.Arrays;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ * @since 2.0.0
+ */
+@XmlRootElement(name = "web-element")
+@XmlAccessorType(XmlAccessType.FIELD)
+public final class WebElementDescriptor
+{
+
+  /**
+   * Constructs ...
+   *
+   */
+  WebElementDescriptor() {}
+
+  /**
+   * Constructs ...
+   *
+   *
+   * @param clazz
+   * @param pattern
+   * @param morePatterns
+   * @param regex
+   */
+  public WebElementDescriptor(Class<?> clazz, String pattern,
+    String[] morePatterns, boolean regex)
+  {
+    this.clazz = clazz;
+    this.pattern = pattern;
+    this.morePatterns = morePatterns;
+    this.regex = regex;
+  }
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public Class<?> getClazz()
+  {
+    return clazz;
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public String[] getMorePatterns()
+  {
+    String[] patterns;
+
+    if (morePatterns != null)
+    {
+      patterns = Arrays.copyOf(morePatterns, morePatterns.length);
+    }
+    else
+    {
+      patterns = new String[0];
+    }
+
+    return patterns;
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public String getPattern()
+  {
+    return pattern;
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public boolean isRegex()
+  {
+    return regex;
+  }
+
+  //~--- fields ---------------------------------------------------------------
+
+  /** Field description */
+  @XmlElement(name = "class")
+  private Class<?> clazz;
+
+  /** Field description */
+  private String[] morePatterns;
+
+  /** Field description */
+  @XmlElement(name = "value")
+  private String pattern;
+
+  /** Field description */
+  private boolean regex = false;
+}

scm-plugins/scm-legacy-plugin/pom.xml

@@ -10,4 +10,17 @@
   <artifactId>scm-legacy-plugin</artifactId>
   <version>2.0.0-SNAPSHOT</version>
   <packaging>smp</packaging>
+  
+  <dependencies>
+    
+    <!-- servlet api -->
+
+    <dependency>
+      <groupId>javax.servlet</groupId>
+      <artifactId>javax.servlet-api</artifactId>
+      <version>${servlet.version}</version>
+      <scope>provided</scope>
+    </dependency>
+    
+  </dependencies>
 </project>

scm-webapp/src/main/java/sonia/scm/ScmContextListener.java

@@ -66,6 +66,7 @@ import java.util.Set;
 
 import javax.servlet.ServletContext;
 import javax.servlet.ServletContextEvent;
+import sonia.scm.filter.WebElementModule;
 
 /**
  *
@@ -255,6 +256,7 @@ public class ScmContextListener extends GuiceServletContextListener
     moduleList.add(new ScmEventBusModule());
     moduleList.add(new EagerSingletonModule());
     moduleList.add(ShiroWebModule.guiceFilterModule());
+    moduleList.add(new WebElementModule(pluginLoader));
     moduleList.add(new ScmServletModule(servletCtx, pluginLoader, overrides));
     moduleList.add(
       new ScmSecurityModule(servletCtx, pluginLoader.getExtensionProcessor())

scm-webapp/src/main/java/sonia/scm/filter/TypedWebElementDescriptor.java

@@ -0,0 +1,60 @@
+/**
+ * Copyright (c) 2014, Sebastian Sdorra All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer. 2. Redistributions in
+ * binary form must reproduce the above copyright notice, this list of
+ * conditions and the following disclaimer in the documentation and/or other
+ * materials provided with the distribution. 3. Neither the name of SCM-Manager;
+ * nor the names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+package sonia.scm.filter;
+
+import sonia.scm.plugin.WebElementDescriptor;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ * @param <T>
+ */
+public final class TypedWebElementDescriptor<T> 
+{
+  private final Class<T> clazz;
+  private final WebElementDescriptor descriptor;
+
+  public TypedWebElementDescriptor(Class<T> clazz,
+    WebElementDescriptor descriptor)
+  {
+    this.clazz = clazz;
+    this.descriptor = descriptor;
+  }
+
+  public Class<T> getClazz()
+  {
+    return clazz;
+  }
+
+  public WebElementDescriptor getDescriptor()
+  {
+    return descriptor;
+  }
+  
+}

scm-webapp/src/main/java/sonia/scm/filter/WebElementCollector.java

@@ -0,0 +1,191 @@
+/**
+ * Copyright (c) 2014, Sebastian Sdorra All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer. 2. Redistributions in
+ * binary form must reproduce the above copyright notice, this list of
+ * conditions and the following disclaimer in the documentation and/or other
+ * materials provided with the distribution. 3. Neither the name of SCM-Manager;
+ * nor the names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.filter;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import com.google.common.collect.Lists;
+import com.google.common.collect.Ordering;
+import com.google.common.primitives.Ints;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import sonia.scm.Priorities;
+import sonia.scm.plugin.PluginLoader;
+import sonia.scm.plugin.WebElementDescriptor;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.util.List;
+
+import javax.servlet.Filter;
+import javax.servlet.Servlet;
+import javax.servlet.http.HttpServlet;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public final class WebElementCollector
+{
+
+  /**
+   * the logger for WebElementCollector
+   */
+  private static final Logger logger =
+    LoggerFactory.getLogger(WebElementCollector.class);
+
+  //~--- constructors ---------------------------------------------------------
+
+  /**
+   * Constructs ...
+   *
+   *
+   * @param elements
+   */
+  @SuppressWarnings("unchecked")
+  private WebElementCollector(Iterable<WebElementDescriptor> elements)
+  {
+    List<TypedWebElementDescriptor<? extends Filter>> fl = Lists.newArrayList();
+    List<TypedWebElementDescriptor<? extends HttpServlet>> sl =
+      Lists.newArrayList();
+
+    for (WebElementDescriptor element : elements)
+    {
+      if (Filter.class.isAssignableFrom(element.getClazz()))
+      {
+        fl.add(
+          new TypedWebElementDescriptor<>(
+            (Class<? extends Filter>) element.getClazz(), element));
+      }
+      else if (Servlet.class.isAssignableFrom(element.getClazz()))
+      {
+        sl.add(
+          new TypedWebElementDescriptor<>(
+            (Class<? extends HttpServlet>) element.getClazz(), element));
+      }
+      else
+      {
+        logger.warn(
+          "found class {} witch is annotated with webelement annotation, but is neither an filter or servlet",
+          element.getClazz());
+      }
+    }
+
+    TypedWebElementDescriptorOrdering ordering =
+      new TypedWebElementDescriptorOrdering();
+
+    filters = ordering.immutableSortedCopy(fl);
+    servlets = ordering.immutableSortedCopy(sl);
+  }
+
+  //~--- methods --------------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @param loader
+   *
+   * @return
+   */
+  public static WebElementCollector collect(PluginLoader loader)
+  {
+    return new WebElementCollector(
+      loader.getExtensionProcessor().getWebElements());
+  }
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public Iterable<TypedWebElementDescriptor<? extends Filter>> getFilters()
+  {
+    return filters;
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public Iterable<TypedWebElementDescriptor<? extends HttpServlet>> getServlets()
+  {
+    return servlets;
+  }
+
+  //~--- inner classes --------------------------------------------------------
+
+  /**
+   * Class description
+   *
+   *
+   * @version        Enter version here..., 15/02/01
+   * @author         Enter your name here...
+   */
+  private static class TypedWebElementDescriptorOrdering
+    extends Ordering<TypedWebElementDescriptor<?>>
+  {
+
+    /**
+     * Method description
+     *
+     *
+     * @param left
+     * @param right
+     *
+     * @return
+     */
+    @Override
+    public int compare(TypedWebElementDescriptor<?> left,
+      TypedWebElementDescriptor<?> right)
+    {
+      return Ints.compare(Priorities.getPriority(left.getClazz()),
+        Priorities.getPriority(right.getClazz()));
+    }
+  }
+
+
+  //~--- fields ---------------------------------------------------------------
+
+  /** Field description */
+  private final Iterable<TypedWebElementDescriptor<? extends Filter>> filters;
+
+  /** Field description */
+  private final Iterable<TypedWebElementDescriptor<? extends HttpServlet>> servlets;
+}

scm-webapp/src/main/java/sonia/scm/filter/WebElementModule.java

@@ -0,0 +1,164 @@
+/**
+ * Copyright (c) 2014, Sebastian Sdorra All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer. 2. Redistributions in
+ * binary form must reproduce the above copyright notice, this list of
+ * conditions and the following disclaimer in the documentation and/or other
+ * materials provided with the distribution. 3. Neither the name of SCM-Manager;
+ * nor the names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.filter;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import com.google.inject.Scopes;
+import com.google.inject.servlet.ServletModule;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import sonia.scm.plugin.PluginLoader;
+import sonia.scm.plugin.WebElementDescriptor;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import javax.servlet.Filter;
+import javax.servlet.http.HttpServlet;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public class WebElementModule extends ServletModule
+{
+
+  /**
+   * the logger for WebElementModule
+   */
+  private static final Logger logger =
+    LoggerFactory.getLogger(WebElementModule.class);
+
+  //~--- constructors ---------------------------------------------------------
+
+  /**
+   * Constructs ...
+   *
+   *
+   * @param pluginLoader
+   */
+  public WebElementModule(PluginLoader pluginLoader)
+  {
+    collector = WebElementCollector.collect(pluginLoader);
+  }
+
+  //~--- methods --------------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   */
+  @Override
+  protected void configureServlets()
+  {
+    for (TypedWebElementDescriptor<? extends Filter> f : collector.getFilters())
+    {
+      bindFilter(f);
+    }
+
+    for (TypedWebElementDescriptor<? extends HttpServlet> s :
+      collector.getServlets())
+    {
+      bindServlet(s);
+    }
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param filter
+   */
+  private void bindFilter(TypedWebElementDescriptor<? extends Filter> filter)
+  {
+    Class<? extends Filter> clazz = filter.getClazz();
+
+    logger.info("bind filter {} to filter chain", clazz);
+
+    // filters must be in singleton scope
+    bind(clazz).in(Scopes.SINGLETON);
+
+    WebElementDescriptor opts = filter.getDescriptor();
+    FilterKeyBindingBuilder builder;
+
+    if (opts.isRegex())
+    {
+      builder = filterRegex(opts.getPattern(), opts.getMorePatterns());
+    }
+    else
+    {
+      builder = filter(opts.getPattern(), opts.getMorePatterns());
+    }
+
+    // TODO handle init parameters
+    builder.through(clazz);
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param servlet
+   */
+  private void bindServlet(
+    TypedWebElementDescriptor<? extends HttpServlet> servlet)
+  {
+    Class<? extends HttpServlet> clazz = servlet.getClazz();
+
+    logger.info("bind servlet {} to servlet chain", clazz);
+
+    // filters must be in singleton scope
+    bind(clazz).in(Scopes.SINGLETON);
+
+    WebElementDescriptor opts = servlet.getDescriptor();
+    ServletKeyBindingBuilder builder;
+
+    if (opts.isRegex())
+    {
+      builder = serveRegex(opts.getPattern(), opts.getMorePatterns());
+    }
+    else
+    {
+      builder = serve(opts.getPattern(), opts.getMorePatterns());
+    }
+
+    // TODO handle init parameters
+    builder.with(clazz);
+  }
+
+  //~--- fields ---------------------------------------------------------------
+
+  /** Field description */
+  private final WebElementCollector collector;
+}

scm-webapp/src/main/java/sonia/scm/plugin/DefaultExtensionProcessor.java

@@ -113,6 +113,20 @@ public class DefaultExtensionProcessor implements ExtensionProcessor
     logger.info("bound extensions in {}", sw.stop());
   }
 
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  @Override
+  public Iterable<WebElementDescriptor> getWebElements()
+  {
+    return collector.getWebElements();
+  }
+
   //~--- fields ---------------------------------------------------------------
 
   /** Field description */

scm-webapp/src/main/java/sonia/scm/plugin/ExtensionCollector.java

@@ -205,6 +205,17 @@ public final class ExtensionCollector
     return restResources;
   }
 
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public Set<WebElementDescriptor> getWebElements()
+  {
+    return webElements;
+  }
+
   //~--- methods --------------------------------------------------------------
 
   /**
@@ -263,18 +274,22 @@ public final class ExtensionCollector
 
     restProviders.addAll(Lists.newArrayList(module.getRestProviders()));
     restResources.addAll(Lists.newArrayList(module.getRestResources()));
+    Iterables.addAll(webElements, module.getWebElements());
   }
 
   //~--- fields ---------------------------------------------------------------
 
   /** Field description */
-  private final Set<Class> looseExtensions = Sets.newHashSet();
+  private final Set<WebElementDescriptor> webElements = Sets.newHashSet();
+
+  /** Field description */
+  private final Set<Class> restResources = Sets.newHashSet();
 
   /** Field description */
   private final Set<Class> restProviders = Sets.newHashSet();
 
   /** Field description */
-  private final Set<Class> restResources = Sets.newHashSet();
+  private final Set<Class> looseExtensions = Sets.newHashSet();
 
   /** Field description */
   private final Multimap<ExtensionPointElement, Class> extensions =