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
020 package org.apache.james.mime4j.dom;
021
022 import java.io.IOException;
023 import java.io.InputStream;
024
025 import org.apache.james.mime4j.MimeException;
026
027 /**
028 * An interface to build instances of {@link Message} and other DOM elements either without
029 * any content, by copying content of an existing object or by reading content from
030 * an {@link InputStream}.
031 */
032 public interface MessageBuilder {
033
034 Header newHeader();
035
036 Header newHeader(Header source);
037
038 Multipart newMultipart(String subType);
039
040 Multipart newMultipart(Multipart source);
041
042 Message newMessage();
043
044 Message newMessage(Message source);
045
046 Header parseHeader(InputStream source) throws MimeException, IOException;
047
048 Message parseMessage(InputStream source) throws MimeException, IOException;
049
050 }