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Java > Open Source Codes > org > ofbiz > base > location > OFBizHomeLocationResolver


1 /*
2  * $Id: OFBizHomeLocationResolver.java 5462 2005-08-05 18:35:48Z jonesde $
3  *
4  * Copyright (c) 2004 The Open For Business Project - www.ofbiz.org
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included
14  * in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
20  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
21  * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
22  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23  *
24  */
25 package org.ofbiz.base.location;
26
27 import java.net.MalformedURLException JavaDoc;
28 import java.net.URL JavaDoc;
29
30 import org.ofbiz.base.util.UtilURL;
31
32 /**
33  * A special location resolver that uses Strings like URLs, but with more options
34  *
35  *@author <a HREF="mailto:jonesde@ofbiz.org">David E. Jones</a>
36  *@version $Rev: 5462 $
37  *@since 3.1
38  */
39
40 public class OFBizHomeLocationResolver implements LocationResolver {
41     
42     public static final String JavaDoc envName = "ofbiz.home";
43     
44     public URL JavaDoc resolveLocation(String JavaDoc location) throws MalformedURLException JavaDoc {
45         String JavaDoc propValue = System.getProperty(envName);
46         if (propValue == null) {
47             String JavaDoc errMsg = "The Java environment (-Dxxx=yyy) variable with name " + envName + " is not set, cannot resolve location.";
48             throw new MalformedURLException JavaDoc(errMsg);
49         }
50
51         StringBuffer JavaDoc baseLocation = new StringBuffer JavaDoc(FlexibleLocation.stripLocationType(location));
52         
53         // if there is not a forward slash between the two, add it
54 if (baseLocation.charAt(0) != '/' && propValue.charAt(propValue.length() - 1) != '/') {
55             baseLocation.insert(0, '/');
56         }
57         
58         baseLocation.insert(0, propValue);
59         
60         return UtilURL.fromFilename(baseLocation.toString());
61     }
62 }
63
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