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1   /*
2    *  Licensed to the Apache Software Foundation (ASF) under one
3    *  or more contributor license agreements.  See the NOTICE file
4    *  distributed with this work for additional information
5    *  regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    *  "License"); you may not use this file except in compliance
8    *  with the License.  You may obtain a copy of the License at
9    *
10   *    http://www.apache.org/licenses/LICENSE-2.0
11   *
12   *  Unless required by applicable law or agreed to in writing,
13   *  software distributed under the License is distributed on an
14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   *  KIND, either express or implied.  See the License for the
16   *  specific language governing permissions and limitations
17   *  under the License.
18   *
19   */
20  package org.apache.mina.integration.beans;
21  
22  import org.apache.mina.transport.vmpipe.VmPipeAddress;
23  
24  import java.beans.PropertyEditor;
25  
26  /**
27   * A {@link PropertyEditor} which converts a {@link String} into
28   * a {@link VmPipeAddress} and vice versa. Valid values specify an integer port
29   * number optionally prefixed with a ':'. E.g.: <code>:80</code>, <code>22</code>.
30   *
31   * @author <a href="http://mina.apache.org">Apache MINA Project</a>
32   *
33   * @see VmPipeAddress
34   */
35  public class VmPipeAddressEditor extends AbstractPropertyEditor {
36      @Override
37      protected String toText(Object value) {
38          return ":" + ((VmPipeAddress) value).getPort();
39      }
40  
41      @Override
42      protected String defaultText() {
43          return ":0";
44      }
45  
46      @Override
47      protected Object defaultValue() {
48          return new VmPipeAddress(0);
49      }
50  
51      @Override
52      protected Object toValue(String text) throws IllegalArgumentException {
53          if (text.startsWith(":")) {
54              text = text.substring(1);
55          }
56          try {
57              return new VmPipeAddress(Integer.parseInt(text.trim()));
58          } catch (NumberFormatException nfe) {
59              throw new IllegalArgumentException("Illegal VmPipeAddress: " + text);
60          }
61      }
62  }