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1 /*
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2 Copyright (c) 2008 Franklin Schmidt <fschmidt@gmail.com>
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3
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4 Permission is hereby granted, free of charge, to any person obtaining a copy
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5 of this software and associated documentation files (the "Software"), to deal
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6 in the Software without restriction, including without limitation the rights
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7 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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8 copies of the Software, and to permit persons to whom the Software is
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9 furnished to do so, subject to the following conditions:
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10
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11 The above copyright notice and this permission notice shall be included in
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12 all copies or substantial portions of the Software.
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13
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14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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20 THE SOFTWARE.
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21 */
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22
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23 package fschmidt.util.servlet;
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24
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25 import java.util.Enumeration;
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26 import javax.servlet.http.HttpServletRequest;
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27 import javax.servlet.http.HttpServletRequestWrapper;
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28 import fschmidt.util.java.IteratorEnumeration;
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29
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30
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31 public class BetterRequestWrapper extends HttpServletRequestWrapper {
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32
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33 public BetterRequestWrapper(HttpServletRequest request) {
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34 super(request);
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35 }
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36
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37 public Enumeration getParameterNames() {
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38 @SuppressWarnings("unchecked")
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39 IteratorEnumeration en = new IteratorEnumeration(getParameterMap().keySet().iterator());
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40 return en;
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41 }
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42
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43 public String[] getParameterValues(String name) {
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44 return (String[])getParameterMap().get(name);
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45 }
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46
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47 public String getParameter(String name) {
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48 String[] a = getParameterValues(name);
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49 return a==null ? null : a[0];
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50 }
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51
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52 }
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53
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