Java tutorial
/* * 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.codec; /** * Provides the highest level of abstraction for Encoders. * <p> * This is the sister interface of {@link Decoder}. Every implementation of Encoder provides this * common generic interface which allows a user to pass a generic Object to any Encoder implementation * in the codec package. * * @version $Id$ */ public interface Encoder { /** * Encodes an "Object" and returns the encoded content as an Object. The Objects here may just be * <code>byte[]</code> or <code>String</code>s depending on the implementation used. * * @param source * An object to encode * @return An "encoded" Object * @throws EncoderException * An encoder exception is thrown if the encoder experiences a failure condition during the encoding * process. */ Object encode(Object source) throws EncoderException; }