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| org.apache.jetspeed.components.util.system.FSSystemResourceUtilImpl |
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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.jetspeed.components.util.system; |
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| 18 | ||
| 19 | import java.io.File; |
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| 20 | import java.io.IOException; |
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| 21 | import java.net.MalformedURLException; |
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| 22 | import java.net.URL; |
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| 23 | ||
| 24 | /** |
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| 25 | * <p> |
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| 26 | * FSSystemResourceUtilImpl |
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| 27 | * </p> |
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| 28 | * <p> |
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| 29 | * Locates resources relative to the root file system path |
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| 30 | * </p> |
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| 31 | * |
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| 32 | * @author <a href="mailto:weaver@apache.org">Scott T. Weaver</a> |
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| 33 | * @version $Id: FSSystemResourceUtilImpl.java 516448 2007-03-09 16:25:47Z ate $ |
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| 34 | * |
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| 35 | */ |
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| 36 | public class FSSystemResourceUtilImpl implements SystemResourceUtil |
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| 37 | { |
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| 38 | private String systemRoot; |
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| 39 | ||
| 40 | /** |
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| 41 | * |
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| 42 | * @param systemRoot The root from which all resource |
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| 43 | * URLs will be constructed. |
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| 44 | */ |
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| 45 | public FSSystemResourceUtilImpl(String systemRoot) throws IOException |
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| 46 | 0 | { |
| 47 | 0 | String absPath = new File(systemRoot).getCanonicalPath(); |
| 48 | // Append trailing seperator |
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| 49 | 0 | if (endsWithSeperator(absPath)) |
| 50 | { |
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| 51 | 0 | this.systemRoot = absPath; |
| 52 | } |
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| 53 | else |
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| 54 | { |
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| 55 | 0 | this.systemRoot = absPath + File.separator; |
| 56 | } |
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| 57 | ||
| 58 | 0 | } |
| 59 | ||
| 60 | /** |
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| 61 | * @see org.apache.jetspeed.components.util.system.SystemResourceUtil#getSystemRoot() |
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| 62 | */ |
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| 63 | public String getSystemRoot() |
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| 64 | { |
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| 65 | 0 | return systemRoot; |
| 66 | } |
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| 67 | ||
| 68 | /** |
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| 69 | * @see org.apache.jetspeed.components.util.system.SystemResourceUtil#getURL(java.lang.String) |
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| 70 | */ |
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| 71 | public URL getURL(String relativePath) throws MalformedURLException |
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| 72 | { |
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| 73 | 0 | if (beginsWithSeperator(relativePath) && relativePath.length() > 1) |
| 74 | { |
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| 75 | 0 | return new File(systemRoot + relativePath.substring(1)).toURL(); |
| 76 | } |
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| 77 | else |
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| 78 | { |
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| 79 | 0 | return new File(systemRoot + relativePath).toURL(); |
| 80 | } |
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| 81 | ||
| 82 | } |
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| 83 | ||
| 84 | private boolean endsWithSeperator(String path) |
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| 85 | { |
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| 86 | 0 | return path.endsWith("/") || path.endsWith(File.separator); |
| 87 | } |
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| 88 | ||
| 89 | private boolean beginsWithSeperator(String path) |
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| 90 | { |
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| 91 | 0 | return path.startsWith("/") || path.startsWith(File.separator); |
| 92 | } |
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| 93 | ||
| 94 | } |
| This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |