Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
URLResolver |
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1 | /* |
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2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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3 | * contributor license agreements. See the NOTICE file distributed with |
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4 | * this work for additional information regarding copyright ownership. |
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5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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6 | * (the "License"); you may not use this file except in compliance with |
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7 | * the License. You may obtain a copy of the License at |
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8 | * |
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9 | * http://www.apache.org/licenses/LICENSE-2.0 |
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10 | * |
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11 | * Unless required by applicable law or agreed to in writing, software |
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12 | * distributed under the License is distributed on an "AS IS" BASIS, |
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13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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14 | * See the License for the specific language governing permissions and |
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15 | * limitations under the License. |
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16 | */ |
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17 | package org.apache.commons.scxml.env; |
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18 | ||
19 | import java.io.Serializable; |
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20 | import java.net.MalformedURLException; |
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21 | import java.net.URL; |
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22 | ||
23 | import org.apache.commons.logging.Log; |
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24 | import org.apache.commons.logging.LogFactory; |
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25 | import org.apache.commons.scxml.PathResolver; |
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26 | ||
27 | /** |
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28 | * A PathResolver implementation that resolves against a base URL. |
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29 | * |
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30 | * @see org.apache.commons.scxml.PathResolver |
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31 | */ |
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32 | public class URLResolver implements PathResolver, Serializable { |
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33 | ||
34 | /** Serial version UID. */ |
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35 | private static final long serialVersionUID = 1L; |
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36 | ||
37 | /** Implementation independent log category. */ |
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38 | 59 | private Log log = LogFactory.getLog(PathResolver.class); |
39 | ||
40 | /** The base URL to resolve against. */ |
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41 | 53 | private URL baseURL = null; |
42 | ||
43 | /** |
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44 | * Constructor. |
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45 | * |
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46 | * @param baseURL The base URL to resolve against |
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47 | */ |
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48 | 53 | public URLResolver(final URL baseURL) { |
49 | 53 | this.baseURL = baseURL; |
50 | 53 | } |
51 | ||
52 | /** |
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53 | * Uses URL(URL, String) constructor to combine URL's. |
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54 | * @see org.apache.commons.scxml.PathResolver#resolvePath(java.lang.String) |
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55 | */ |
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56 | public String resolvePath(final String ctxPath) { |
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57 | URL combined; |
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58 | try { |
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59 | 5 | combined = new URL(baseURL, ctxPath); |
60 | 5 | return combined.toString(); |
61 | 0 | } catch (MalformedURLException e) { |
62 | 0 | log.error("Malformed URL", e); |
63 | } |
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64 | 0 | return null; |
65 | } |
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66 | ||
67 | /** |
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68 | * @see org.apache.commons.scxml.PathResolver#getResolver(java.lang.String) |
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69 | */ |
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70 | public PathResolver getResolver(final String ctxPath) { |
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71 | URL combined; |
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72 | try { |
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73 | 3 | combined = new URL(baseURL, ctxPath); |
74 | 3 | return new URLResolver(combined); |
75 | 0 | } catch (MalformedURLException e) { |
76 | 0 | log.error("Malformed URL", e); |
77 | } |
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78 | 0 | return null; |
79 | } |
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80 | ||
81 | } |
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82 |