content: package act.handler;
  
  /*-
   * #%L
   * ACT Framework
   * %%
   * Copyright (C) 2014 - 2017 ActFramework
   * %%
   * Licensed 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.
   * #L%
   */
  
  import act.app.ActionContext;
  import act.security.CORS;
  import act.security.CSRF;
  import org.osgl.util.E;
  
  /**
   * Base class to implement handler delegation chain
   */
  public class DelegateRequestHandler extends RequestHandlerBase {
      protected RequestHandler handler_;
      private RequestHandler realHandler;
      protected DelegateRequestHandler(RequestHandler handler) {
          E.NPE(handler);
          this.handler_ = handler;
          this.realHandler = handler instanceof RequestHandlerBase ? ((RequestHandlerBase) handler).realHandler() : handler;
      }
  
      @Override
      public boolean express(ActionContext context) {
          return handler_.express(context);
      }
  
      @Override
      public boolean skipEvents(ActionContext context) {
          return handler_.skipEvents(context);
      }
  
      @Override
      public void handle(ActionContext context) {
          handler_.handle(context);
      }
  
      @Override
      public boolean requireResolveContext() {
          return handler_.requireResolveContext();
      }
  
      @Override
      public boolean supportPartialPath() {
          return handler_.supportPartialPath();
      }
  
      protected RequestHandler handler() {
          return handler_;
      }
  
      @Override
      public CORS.Spec corsSpec() {
          return handler_.corsSpec();
      }
  
      @Override
      public CSRF.Spec csrfSpec() {
          return handler_.csrfSpec();
      }
  
      @Override
      public String contentSecurityPolicy() {
          return handler_.contentSecurityPolicy();
      }
  
      @Override
      public boolean disableContentSecurityPolicy() {
          return handler_.disableContentSecurityPolicy();
      }
  
      @Override
      public boolean sessionFree() {
          return handler_.sessionFree();
      }
  
      @Override
      public void prepareAuthentication(ActionContext context) {
          handler_.prepareAuthentication(context);
      }
  
      @Override
      public RequestHandler realHandler() {
          return realHandler;
      }
  
      @Override
      protected void releaseResources() {
          handler_.destroy();
      }
  
      @Override
      public String toString() {
          return handler().toString();
      }
  }
  