Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
EngineUtils |
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| 4.0;4 |
1 | // Copyright 2005 The Apache Software Foundation |
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2 | // |
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3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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4 | // you may not use this file except in compliance with the License. |
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5 | // You may obtain a copy of the License at |
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6 | // |
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7 | // http://www.apache.org/licenses/LICENSE-2.0 |
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8 | // |
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9 | // Unless required by applicable law or agreed to in writing, software |
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10 | // distributed under the License is distributed on an "AS IS" BASIS, |
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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12 | // See the License for the specific language governing permissions and |
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13 | // limitations under the License. |
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14 | ||
15 | package org.apache.tapestry.engine; |
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16 | ||
17 | import org.apache.tapestry.web.WebRequest; |
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18 | ||
19 | /** |
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20 | * Utilities needed by engine services and etc. |
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21 | * |
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22 | * @author Howard M. Lewis Ship |
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23 | * @since 4.0 |
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24 | */ |
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25 | public final class EngineUtils |
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26 | { |
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27 | ||
28 | /* defeat instantiation */ |
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29 | 0 | private EngineUtils() { } |
30 | ||
31 | /** |
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32 | * Invoked by to see if an absolute URL is needed (because a specific scheme, server or port |
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33 | * was indicated that does not match the incoming request). |
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34 | * |
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35 | * @param scheme |
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36 | * the desired URL scheme, or null |
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37 | * @param server |
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38 | * the desired URL server name, or null |
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39 | * @param port |
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40 | * the desired URL port, or 0 |
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41 | * @param request |
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42 | * the request to check against |
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43 | * @return true if absolute URL is needed, false otherwise |
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44 | */ |
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45 | public static boolean needAbsoluteURL(String scheme, String server, int port, WebRequest request) |
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46 | { |
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47 | 7 | if (scheme != null && !scheme.equals(request.getScheme())) return true; |
48 | ||
49 | 5 | if (server != null && !server.equals(request.getServerName())) |
50 | 1 | return true; |
51 | ||
52 | 4 | if (port != 0 && port != request.getServerPort()) return true; |
53 | ||
54 | 3 | return false; |
55 | } |
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56 | ||
57 | } |