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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package org.apache.myfaces.tobago.util;
21  
22  import org.apache.myfaces.tobago.portlet.PortletUtils;
23  import org.slf4j.Logger;
24  import org.slf4j.LoggerFactory;
25  
26  import javax.faces.context.FacesContext;
27  import javax.portlet.ClientDataRequest;
28  import javax.servlet.http.HttpServletRequest;
29  import java.io.UnsupportedEncodingException;
30  
31  public final class RequestUtils {
32  
33    private static final Logger LOG = LoggerFactory.getLogger(RequestUtils.class);
34  
35    private RequestUtils() {
36    }
37  
38    public static void ensureEncoding(final FacesContext facesContext) {
39      final Object request = facesContext.getExternalContext().getRequest();
40      try {
41        if (request instanceof HttpServletRequest) {
42          final HttpServletRequest servletRequest = (HttpServletRequest) request;
43          if (servletRequest.getCharacterEncoding() == null) {
44            servletRequest.setCharacterEncoding("UTF-8");
45          }
46        } else if (PortletUtils.isPortletApiAvailable() && request instanceof ClientDataRequest) {
47          final ClientDataRequest portletRequest = (ClientDataRequest) request;
48          if (portletRequest.getCharacterEncoding() == null) {
49            portletRequest.setCharacterEncoding("UTF-8");
50          }
51        }
52      } catch (final UnsupportedEncodingException e) {
53        LOG.error("" + e, e);
54      }
55    }
56  }