/*

  * 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.commons.fileupload.portlet;

 import static java.lang.String.format;

 import java.io.IOException;

 import java.io.InputStream;

 import javax.portlet.ActionRequest;

 import org.apache.commons.fileupload.FileUploadBase;

 import org.apache.commons.fileupload.UploadContext;

 /**

  * <p>Provides access to the request information needed for a request made to

  * a portlet.</p>

  *

  * @since FileUpload 1.1

  */

 public class PortletRequestContext implements UploadContext {

     // ----------------------------------------------------- Instance Variables

     /**

      * The request for which the context is being provided.

      */

     private final ActionRequest request;

     // ----------------------------------------------------------- Constructors

     /**

      * Construct a context for this request.

      *

      * @param request The request to which this context applies.

      */

     public PortletRequestContext(ActionRequest request) {

         this.request = request;

     }

     // --------------------------------------------------------- Public Methods

     /**

      * Retrieve the character encoding for the request.

      *

      * @return The character encoding for the request.

      */

     public String getCharacterEncoding() {

         return request.getCharacterEncoding();

     }

     /**

      * Retrieve the content type of the request.

      *

      * @return The content type of the request.

      */

     public String getContentType() {

         return request.getContentType();

     }

     /**

      * Retrieve the content length of the request.

      *

      * @return The content length of the request.

      * @deprecated 1.3 Use {@link #contentLength()} instead

      */

     @Deprecated

     public int getContentLength() {

         return request.getContentLength();

     }

     /**

      * Retrieve the content length of the request.

      *

      * @return The content length of the request.

      * @since 1.3

      */

     public long contentLength() {

         long size;

         try {

             size = Long.parseLong(request.getProperty(FileUploadBase.CONTENT_LENGTH));

         } catch (NumberFormatException e) {

             size = request.getContentLength();

         }

         return size;

     }

     /**

      * Retrieve the input stream for the request.

      *

      * @return The input stream for the request.

      *

      * @throws IOException if a problem occurs.

      */

     public InputStream getInputStream() throws IOException {

         return request.getPortletInputStream();

     }

     /**

      * Returns a string representation of this object.

      *

      * @return a string representation of this object.

      */

     @Override

     public String toString() {

         return format("ContentLength=%s, ContentType=%s",

                       Long.valueOf(this.contentLength()),

                       this.getContentType());

     }

 }