| /* |
| * 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.sling.servlethelpers.internalrequests; |
| |
| import java.io.IOException; |
| |
| import javax.servlet.Servlet; |
| import javax.servlet.ServletException; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.apache.sling.api.SlingHttpServletRequest; |
| import org.apache.sling.api.SlingHttpServletResponse; |
| import org.apache.sling.api.resource.Resource; |
| import org.apache.sling.api.resource.ResourceResolver; |
| import org.apache.sling.api.servlets.ServletResolver; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** Internal request that a Servlet or Script directly, |
| * after resolving it using a ServletResolver. |
| * |
| * This bypasses the Servlet Filters used by the default |
| * Sling request processing pipeline, which are often not |
| * needed for internal requests. |
| * |
| * That's more efficient than the {@link SlingInternalRequest} |
| * variant, but less faithful to the way Sling processes HTTP |
| * requests. |
| */ |
| public class ServletInternalRequest extends InternalRequest { |
| protected final ServletResolver servletResolver; |
| private final Resource resource; |
| |
| /** Setup an internal request to the supplied Resource, using |
| * the supplied servlet/script resolver. |
| */ |
| public ServletInternalRequest(@NotNull ServletResolver servletResolver, @NotNull Resource resource) { |
| super(resource.getResourceResolver(), resource.getPath()); |
| checkNotNull(ServletResolver.class, servletResolver); |
| checkNotNull(Resource.class, resource); |
| this.resource = resource; |
| this.servletResolver = servletResolver; |
| } |
| |
| /** Return essential request info, used to set the logging MDC */ |
| public String toString() { |
| return String.format( |
| "%s: %s P=%s S=%s EXT=%s RT=%s(%s)", |
| getClass().getSimpleName(), |
| requestMethod, |
| resource.getPath(), |
| selectorString, |
| extension, |
| resource.getResourceType(), |
| resource.getResourceSuperType() |
| ); |
| } |
| |
| @Override |
| protected Resource getExecutionResource() { |
| return resource; |
| } |
| |
| @Override |
| protected void delegateExecute(SlingHttpServletRequest request, SlingHttpServletResponse response, ResourceResolver resourceResolver) |
| throws ServletException, IOException { |
| final Servlet s = servletResolver.resolveServlet(request); |
| log.debug("ServletResolver provides servlet '{}'", s); |
| if(s == null) { |
| response.sendError(HttpServletResponse.SC_NOT_FOUND, "Servlet not found by " + getClass().getName()); |
| } else { |
| s.service(request, response); |
| } |
| } |
| } |