| /* |
| * 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; |
| import java.beans.PropertyEditorSupport; |
| |
| /** |
| * An abstract bi-directional {@link PropertyEditor}. |
| * |
| * @author <a href="http://mina.apache.org">Apache MINA Project</a> |
| */ |
| public abstract class AbstractPropertyEditor extends PropertyEditorSupport { |
| |
| private String text; |
| |
| private Object value; |
| |
| private boolean trimText = true; |
| |
| protected void setTrimText(boolean trimText) { |
| this.trimText = trimText; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public String getAsText() { |
| return text; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public Object getValue() { |
| return value; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public void setAsText(String text) { |
| this.text = text; |
| |
| if (text == null) { |
| value = defaultValue(); |
| } else { |
| value = toValue(trimText ? text.trim() : text); |
| } |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public void setValue(Object value) { |
| this.value = value; |
| |
| if (value == null) { |
| text = defaultText(); |
| } else { |
| text = toText(value); |
| } |
| } |
| |
| /** |
| * @return The default text |
| */ |
| protected String defaultText() { |
| return null; |
| } |
| |
| /** |
| * @return The default value |
| */ |
| protected Object defaultValue() { |
| return null; |
| } |
| |
| /** |
| * Returns a String representation of the given value |
| * |
| * @param value The value |
| * @return A String representation of the value |
| */ |
| protected abstract String toText(Object value); |
| |
| /** |
| * Returns an instance from a String representation of an object |
| * |
| * @param text The String representation to convert |
| * @return A instance of an object |
| */ |
| protected abstract Object toValue(String text); |
| } |