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1   package net.sf.crispy.properties;
2   
3   import java.io.InputStream;
4   import java.net.MalformedURLException;
5   import java.net.URL;
6   import java.util.Properties;
7   
8   import net.sf.crispy.PropertiesLoader;
9   
10  /**
11   * Load poperty file from a url. Example: <code>file://c:/temp/example.properties</code>.
12   * 
13   * @author Linke
14   *
15   */
16  public class UrlPropertiesLoader implements PropertiesLoader {
17  
18  	private URL url = null;
19  	
20  	public UrlPropertiesLoader(URL pvUrl) {
21  		url = pvUrl;
22  	}
23  
24  	public UrlPropertiesLoader(String pvUrl) {
25  		try {
26  			url = new URL(pvUrl);
27  		} catch (MalformedURLException e) {
28  			throw new PropertiesLoadException("Error by create URL with file: " + pvUrl, e);
29  		}
30  	}
31  	
32  	public Properties load() {
33  		Properties lvProperties = new Properties();		
34  		try {
35  			InputStream lvInputStream = url.openStream();
36  			lvProperties.load(lvInputStream);
37  		} catch (Exception e) {
38  			throw new PropertiesLoadException("Error in load-method:", e);
39  		}
40  		return lvProperties;
41  	}
42  
43  }