001// ***************************************************************************************************************************
002// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements.  See the NOTICE file *
003// * distributed with this work for additional information regarding copyright ownership.  The ASF licenses this file        *
004// * to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance            *
005// * with the License.  You may obtain a copy of the License at                                                              *
006// *                                                                                                                         *
007// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
008// *                                                                                                                         *
009// * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an  *
010// * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the License for the        *
011// * specific language governing permissions and limitations under the License.                                              *
012// ***************************************************************************************************************************
013package org.apache.juneau.swaps;
014
015import static org.apache.juneau.common.internal.IOUtils.*;
016
017import java.io.*;
018
019import org.apache.juneau.*;
020import org.apache.juneau.swap.*;
021
022/**
023 * Transforms <code>Readers</code> to {@link String Strings}.
024 *
025 * <h5 class='section'>See Also:</h5><ul>
026 *    <li class='link'><a class="doclink" href="../../../../index.html#jm.Swaps">Swaps</a>
027
028 * </ul>
029 */
030public class ReaderSwap extends StringSwap<Reader> {
031
032   /**
033    * Converts the specified {@link InputStream} to a {@link String}.
034    */
035   @Override /* ObjectSwap */
036   public String swap(BeanSession session, Reader r) throws Exception {
037      return read(r);
038   }
039}