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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  }