content: /*
   *  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.causeway.viewer.wicket.viewer.integration;
  
  import java.util.List;
  
  import org.apache.wicket.Application;
  import org.apache.wicket.Localizer;
  import org.apache.wicket.resource.loader.ClassStringResourceLoader;
  import org.apache.wicket.resource.loader.ComponentStringResourceLoader;
  import org.apache.wicket.resource.loader.IStringResourceLoader;
  import org.apache.wicket.resource.loader.InitializerStringResourceLoader;
  import org.apache.wicket.resource.loader.PackageStringResourceLoader;
  import org.apache.wicket.resource.loader.ValidatorStringResourceLoader;
  import org.apache.wicket.settings.ResourceSettings;
  import org.apache.wicket.util.lang.Generics;
  
  import lombok.Getter;
  
  public class CausewayResourceSettings extends ResourceSettings {
  
      /** Chain of string resource loaders to use */
      private final List<IStringResourceLoader> stringResourceLoaders = Generics.newArrayList(4);
  
      @Getter(onMethod=@__({@Override}), lazy=true)
      private final Localizer localizer = new Localizer();
  
      /**
       * Configures Wicket's default ResourceLoaders.
       *
       * <p>
       * In contrast to the default lookup strategy, Causeway' searches for application-specific properties first.
       *
       * </p>
       * For an example in {@code FooApplication} let {@code bar.Foo} extend {@link org.apache.wicket.Component}, this
       * results in the following ordering:
       * <dl>
       * <dt>application specific</dt>
       * <dd>
       * <ul>
       * <li>FooApplication.properties</li>
       * <li>Application.properties</li>
       * </ul>
       * </dd>
       * <dt>component specific</dt>
       * <dd>
       * <ul>
       * <li>bar/Foo.properties</li>
       * <li>org/apache/wicket/Component.properties</li>
       * </ul>
       * </dd>
       * <dt>package specific</dt>
       * <dd>
       * <ul>
       * <li>bar/package.properties</li>
       * <li>package.properties (on Foo's class loader)</li>
       * <li>org/apache/wicket/package.properties</li>
       * <li>org/apache/package.properties</li>
       * <li>org/package.properties</li>
       * <li>package.properties (on Component's class loader)</li>
       * </ul>
       * </dd>
       * <dt>validator specific</dt>
       * <dt>Initializer specific</dt>
       * <dd>
       * <ul>
       * <li>bar.Foo.properties (Foo implementing IInitializer)</li>
       * </ul>
       * </dd>
       * </dl>
       *
       * @param application
       */
      public CausewayResourceSettings(Application application) {
          super(application);
  
          // consult first (the default implementation checks this only third)
          stringResourceLoaders.add(new ClassStringResourceLoader(application.getClass()));
  
          stringResourceLoaders.add(new ComponentStringResourceLoader());
          stringResourceLoaders.add(new PackageStringResourceLoader());
          // this is where the default implementation registered the search.
          //stringResourceLoaders.add(new ClassStringResourceLoader(application.getClass()));
          stringResourceLoaders.add(new ValidatorStringResourceLoader());
          stringResourceLoaders.add(new InitializerStringResourceLoader(application.getInitializers()));
      }
  
      /**
       * @see org.apache.wicket.settings.ResourceSettings#getStringResourceLoaders()
       */
      @Override
      public List<IStringResourceLoader> getStringResourceLoaders() {
          return stringResourceLoaders;
      }
  
  }
  