| /* |
| * 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.commons.beanutils2.converters; |
| |
| import org.apache.commons.beanutils2.Converter; |
| |
| /** |
| * <p>Provides a facade for {@link Converter} implementations |
| * preventing access to any public API in the implementation, |
| * other than that specified by {@link Converter}. |
| * <p> |
| * This implementation can be used to prevent registered {@link Converter} |
| * implementations that provide configuration options from being |
| * retrieved and modified.</p> |
| * |
| * @since 1.8.0 |
| */ |
| public final class ConverterFacade implements Converter { |
| |
| private final Converter converter; |
| |
| /** |
| * Construct a converter which delegates to the specified |
| * {@link Converter} implementation. |
| * |
| * @param converter The converter to delegate to |
| */ |
| public ConverterFacade(final Converter converter) { |
| if (converter == null) { |
| throw new IllegalArgumentException("Converter is missing"); |
| } |
| this.converter = converter; |
| } |
| |
| /** |
| * Convert the input object into an output object of the |
| * specified type by delegating to the underlying {@link Converter} |
| * implementation. |
| * |
| * @param <T> The result type of the conversion |
| * @param type Data type to which this value should be converted |
| * @param value The input value to be converted |
| * @return The converted value. |
| */ |
| @Override |
| public <T> T convert(final Class<T> type, final Object value) { |
| return converter.convert(type, value); |
| } |
| |
| /** |
| * Provide a String representation of this facade implementation |
| * sand the underlying {@link Converter} it delegates to. |
| * |
| * @return A String representation of this facade implementation |
| * sand the underlying {@link Converter} it delegates to |
| */ |
| @Override |
| public String toString() { |
| return "ConverterFacade[" + converter.toString() + "]"; |
| } |
| |
| } |