001/**************************************************************** 002 * Licensed to the Apache Software Foundation (ASF) under one * 003 * or more contributor license agreements. See the NOTICE file * 004 * distributed with this work for additional information * 005 * regarding copyright ownership. The ASF licenses this file * 006 * to you under the Apache License, Version 2.0 (the * 007 * "License"); you may not use this file except in compliance * 008 * with the License. You may obtain a copy of the License at * 009 * * 010 * http://www.apache.org/licenses/LICENSE-2.0 * 011 * * 012 * Unless required by applicable law or agreed to in writing, * 013 * software distributed under the License is distributed on an * 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * 015 * KIND, either express or implied. See the License for the * 016 * specific language governing permissions and limitations * 017 * under the License. * 018 ****************************************************************/ 019 020package org.apache.james.mime4j.message; 021 022import java.io.IOException; 023import java.io.InputStream; 024 025import org.apache.james.mime4j.dom.BinaryBody; 026import org.apache.james.mime4j.dom.TextBody; 027 028/** 029 * Factory for creating message bodies. 030 */ 031public interface BodyFactory { 032 033 /** 034 * Creates a {@link BinaryBody} that holds the content of the given input 035 * stream. 036 * 037 * @param is 038 * input stream to create a message body from. 039 * @return a binary body. 040 * @throws IOException 041 * if an I/O error occurs. 042 */ 043 BinaryBody binaryBody(InputStream is) throws IOException; 044 045 /** 046 * Creates a {@link TextBody} that holds the content of the given input 047 * stream. 048 * <p> 049 * The charset corresponding to the given MIME charset name is used to 050 * decode the byte content of the input stream into a character stream when 051 * calling {@link TextBody#getReader() getReader()} on the returned object. 052 * If the MIME charset has no corresponding Java charset or the Java charset 053 * cannot be used for decoding then "us-ascii" is used instead. 054 * 055 * @param is 056 * input stream to create a message body from. 057 * @param mimeCharset 058 * name of a MIME charset. 059 * @return a text body. 060 * @throws IOException 061 * if an I/O error occurs. 062 */ 063 TextBody textBody(InputStream is, String mimeCharset) throws IOException; 064 065}