001/*
002 *  Licensed to the Apache Software Foundation (ASF) under one
003 *  or more contributor license agreements.  See the NOTICE file
004 *  distributed with this work for additional information
005 *  regarding copyright ownership.  The ASF licenses this file
006 *  to you under the Apache License, Version 2.0 (the
007 *  "License"); you may not use this file except in compliance
008 *  with the License.  You may obtain a copy of the License at
009 *
010 *    http://www.apache.org/licenses/LICENSE-2.0
011 *
012 *  Unless required by applicable law or agreed to in writing,
013 *  software distributed under the License is distributed on an
014 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 *  KIND, either express or implied.  See the License for the
016 *  specific language governing permissions and limitations
017 *  under the License.
018 *
019 */
020package org.apache.mina.integration.beans;
021
022import org.apache.mina.transport.vmpipe.VmPipeAddress;
023
024import java.beans.PropertyEditor;
025
026/**
027 * A {@link PropertyEditor} which converts a {@link String} into
028 * a {@link VmPipeAddress} and vice versa. Valid values specify an integer port
029 * number optionally prefixed with a ':'. E.g.: <code>:80</code>, <code>22</code>.
030 *
031 * @author <a href="http://mina.apache.org">Apache MINA Project</a>
032 *
033 * @see VmPipeAddress
034 */
035public class VmPipeAddressEditor extends AbstractPropertyEditor {
036    @Override
037    protected String toText(Object value) {
038        return ":" + ((VmPipeAddress) value).getPort();
039    }
040
041    @Override
042    protected String defaultText() {
043        return ":0";
044    }
045
046    @Override
047    protected Object defaultValue() {
048        return new VmPipeAddress(0);
049    }
050
051    @Override
052    protected Object toValue(String text) throws IllegalArgumentException {
053        if (text.startsWith(":")) {
054            text = text.substring(1);
055        }
056        try {
057            return new VmPipeAddress(Integer.parseInt(text.trim()));
058        } catch (NumberFormatException nfe) {
059            throw new IllegalArgumentException("Illegal VmPipeAddress: " + text);
060        }
061    }
062}