/* | |
* 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.myfaces.test.mock; | |
import java.util.ArrayList; | |
import java.util.Enumeration; | |
import java.util.HashMap; | |
import java.util.List; | |
import java.util.Map; | |
import javax.servlet.http.HttpServletRequest; | |
/** | |
* HttpServletRequest header values (multi-value headers) as Map of String[]. | |
* | |
* @author Anton Koinov (latest modification by $Author: slessard $) | |
* @version $Revision: 701829 $ $Date: 2008-10-05 19:06:02 +0200 (So, 05 Okt 2008) $ | |
* @since 1.0.0 | |
*/ | |
final class _RequestHeaderValuesMap extends _AbstractAttributeMap<String[]> | |
{ | |
private final HttpServletRequest _httpServletRequest; | |
private final Map<String, String[]> _valueCache = new HashMap<String, String[]>(); | |
_RequestHeaderValuesMap(final HttpServletRequest httpServletRequest) | |
{ | |
_httpServletRequest = httpServletRequest; | |
} | |
@Override | |
@SuppressWarnings("unchecked") | |
protected String[] getAttribute(final String key) | |
{ | |
String[] ret = _valueCache.get(key); | |
if (ret == null) | |
{ | |
ret = toArray(_httpServletRequest | |
.getHeaders(key)); | |
_valueCache.put(key, ret); | |
} | |
return ret; | |
} | |
@Override | |
protected void setAttribute(final String key, final String[] value) | |
{ | |
throw new UnsupportedOperationException( | |
"Cannot set HttpServletRequest HeaderValues"); | |
} | |
@Override | |
protected void removeAttribute(final String key) | |
{ | |
throw new UnsupportedOperationException( | |
"Cannot remove HttpServletRequest HeaderValues"); | |
} | |
@Override | |
@SuppressWarnings("unchecked") | |
protected Enumeration<String> getAttributeNames() | |
{ | |
return _httpServletRequest.getHeaderNames(); | |
} | |
private String[] toArray(Enumeration<String> e) | |
{ | |
List<String> ret = new ArrayList<String>(); | |
while (e.hasMoreElements()) | |
{ | |
ret.add(e.nextElement()); | |
} | |
return ret.toArray(new String[ret.size()]); | |
} | |
} |