stringeditor.java

来自「mina是以Java实现的一个开源的网络程序框架」· Java 代码 · 共 50 行

/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 *
 */
package org.apache.mina.integration.beans;

import java.beans.PropertyEditor;

/**
 * A dummy {@link PropertyEditor} for a {@link String}.
 *
 * @author The Apache MINA Project ([e-mail])
 * @version $Revision: 601229 $, $Date: 2007-12-05 08:13:18 +0100 (Wed, 05 Dec 2007) $
 */
public class StringEditor extends AbstractPropertyEditor {
    @Override
    protected String toText(Object value) {
        if (value instanceof String) {
            return (String) value;
        }
        
        PropertyEditor e = PropertyEditorFactory.getInstance(value);
        if (e == null) {
            return String.valueOf(value);
        }
        e.setValue(value);
        return e.getAsText();
    }

    @Override
    protected Object toValue(String text) throws IllegalArgumentException {
        return text;
    }
}