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 package org.apache.james.mime4j.message;
020
021 import org.apache.james.mime4j.codec.DecodeMonitor;
022 import org.apache.james.mime4j.dom.MessageBuilder;
023 import org.apache.james.mime4j.dom.MessageServiceFactory;
024 import org.apache.james.mime4j.dom.MessageWriter;
025 import org.apache.james.mime4j.stream.BodyDescriptorBuilder;
026 import org.apache.james.mime4j.stream.MimeConfig;
027
028 /**
029 * The default MessageBuilderFactory bundled with Mime4j.
030 *
031 * Supports the "StorageProvider", "MimeEntityConfig" and "MutableBodyDescriptorFactory"
032 * attributes.
033 */
034 public class MessageServiceFactoryImpl extends MessageServiceFactory {
035
036 private BodyFactory bodyFactory = null;
037 private MimeConfig mimeEntityConfig = null;
038 private BodyDescriptorBuilder bodyDescriptorBuilder = null;
039 private DecodeMonitor decodeMonitor = null;
040 private Boolean flatMode = null;
041 private Boolean contentDecoding = null;
042
043 @Override
044 public MessageBuilder newMessageBuilder() {
045 DefaultMessageBuilder m = new DefaultMessageBuilder();
046 if (bodyFactory != null) m.setBodyFactory(bodyFactory);
047 if (mimeEntityConfig != null) m.setMimeEntityConfig(mimeEntityConfig);
048 if (bodyDescriptorBuilder != null) m.setBodyDescriptorBuilder(bodyDescriptorBuilder);
049 if (flatMode != null) m.setFlatMode(flatMode.booleanValue());
050 if (contentDecoding != null) m.setContentDecoding(contentDecoding.booleanValue());
051 if (decodeMonitor != null) m.setDecodeMonitor(decodeMonitor);
052 return m;
053 }
054
055 @Override
056 public MessageWriter newMessageWriter() {
057 return new DefaultMessageWriter();
058 }
059
060 @Override
061 public void setAttribute(String name, Object value)
062 throws IllegalArgumentException {
063 if ("BodyFactory".equals(name)) {
064 if (value instanceof BodyFactory) {
065 this.bodyFactory = (BodyFactory) value;
066 return;
067 } else throw new IllegalArgumentException("Unsupported attribute value type for "+name+", expected a BodyFactory");
068 } else if ("MimeEntityConfig".equals(name)) {
069 if (value instanceof MimeConfig) {
070 this.mimeEntityConfig = (MimeConfig) value;
071 return;
072 } else throw new IllegalArgumentException("Unsupported attribute value type for "+name+", expected a MimeConfig");
073 } else if ("MutableBodyDescriptorFactory".equals(name)) {
074 if (value instanceof BodyDescriptorBuilder) {
075 this.bodyDescriptorBuilder = (BodyDescriptorBuilder) value;
076 return;
077 } else throw new IllegalArgumentException("Unsupported attribute value type for "+name+", expected a MutableBodyDescriptorFactory");
078 } else if ("DecodeMonitor".equals(name)) {
079 if (value instanceof DecodeMonitor) {
080 this.decodeMonitor = (DecodeMonitor) value;
081 return;
082 } else throw new IllegalArgumentException("Unsupported attribute value type for "+name+", expected a DecodeMonitor");
083 } else if ("FlatMode".equals(name)) {
084 if (value instanceof Boolean) {
085 this.flatMode = (Boolean) value;
086 return;
087 } else throw new IllegalArgumentException("Unsupported attribute value type for "+name+", expected a Boolean");
088 } else if ("ContentDecoding".equals(name)) {
089 if (value instanceof Boolean) {
090 this.contentDecoding = (Boolean) value;
091 return;
092 } else throw new IllegalArgumentException("Unsupported attribute value type for "+name+", expected a Boolean");
093 }
094
095 throw new IllegalArgumentException("Unsupported attribute: "+name);
096
097 }
098
099 }