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Java > Open Source Codes > org > jboss > util > propertyeditor > InetAddressEditor


1 /*
2   * JBoss, Home of Professional Open Source
3   * Copyright 2005, JBoss Inc., and individual contributors as indicated
4   * by the @authors tag. See the copyright.txt in the distribution for a
5   * full listing of individual contributors.
6   *
7   * This is free software; you can redistribute it and/or modify it
8   * under the terms of the GNU Lesser General Public License as
9   * published by the Free Software Foundation; either version 2.1 of
10   * the License, or (at your option) any later version.
11   *
12   * This software is distributed in the hope that it will be useful,
13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15   * Lesser General Public License for more details.
16   *
17   * You should have received a copy of the GNU Lesser General Public
18   * License along with this software; if not, write to the Free
19   * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20   * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21   */
22 package org.jboss.util.propertyeditor;
23
24 import java.net.InetAddress JavaDoc;
25 import java.net.UnknownHostException JavaDoc;
26
27 import org.jboss.util.NestedRuntimeException;
28 import org.jboss.util.StringPropertyReplacer;
29
30 /**
31  * A property editor for {@link java.net.InetAddress}.
32  *
33  * @version <tt>$Revision: 1958 $</tt>
34  * @author <a HREF="mailto:Adrian.Brock@HappeningTimes.com">Adrian Brock</a>
35  */
36 public class InetAddressEditor extends TextPropertyEditorSupport
37 {
38    /**
39     * Returns a InetAddress for the input object converted to a string.
40     *
41     * @return an InetAddress
42     *
43     * @throws NestedRuntimeException An UnknownHostException occured.
44     */
45    public Object JavaDoc getValue()
46    {
47       try
48       {
49          String JavaDoc text = getAsText();
50          if (text == null)
51          {
52             return null;
53          }
54          if (text.startsWith("/"))
55          {
56             // seems like localhost sometimes will look like:
57 // /127.0.0.1 and the getByNames barfs on the slash - JGH
58 text = text.substring(1);
59          }
60          return InetAddress.getByName(StringPropertyReplacer.replaceProperties(text));
61       }
62       catch (UnknownHostException JavaDoc e)
63       {
64          throw new NestedRuntimeException(e);
65       }
66    }
67 }
68
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