| /**************************************************************** |
| * 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.james.mime4j.stream; |
| |
| import org.apache.james.mime4j.util.ByteSequence; |
| import org.apache.james.mime4j.util.CharsetUtil; |
| import org.apache.james.mime4j.util.ContentUtil; |
| import org.apache.james.mime4j.util.MimeUtil; |
| |
| /** |
| * <p> |
| * Raw (unstructured) MIME field. The field's body is unparsed and possibly encoded. |
| * </p> |
| * <p> |
| * Instances of this class can be created by using |
| * {@link RawFieldParser#parseField(ByteSequence)} method. |
| * </p> |
| */ |
| public final class RawField implements Field { |
| |
| private final ByteSequence raw; |
| private final int delimiterIdx; |
| private final String name; |
| private final String body; |
| |
| RawField(ByteSequence raw, int delimiterIdx, String name, String body) { |
| if (name == null) { |
| throw new IllegalArgumentException("Field may not be null"); |
| } |
| this.raw = raw; |
| this.delimiterIdx = delimiterIdx; |
| this.name = name.trim(); |
| this.body = body; |
| } |
| |
| public RawField(String name, String body) { |
| this(null, -1, name, body); |
| } |
| |
| public ByteSequence getRaw() { |
| return raw; |
| } |
| |
| public String getName() { |
| return name; |
| } |
| |
| public String getBody() { |
| if (body != null) { |
| return body; |
| } |
| if (raw != null) { |
| int len = raw.length(); |
| int off = delimiterIdx + 1; |
| if (len > off + 1 && (CharsetUtil.isWhitespace((char) (raw.byteAt(off) & 0xff)))) { |
| off++; |
| } |
| return MimeUtil.unfold(ContentUtil.decode(raw, off, len - off)); |
| } |
| return null; |
| } |
| |
| public int getDelimiterIdx() { |
| return delimiterIdx; |
| } |
| |
| @Override |
| public String toString() { |
| if (raw != null) { |
| return ContentUtil.decode(raw); |
| } else { |
| StringBuilder buf = new StringBuilder(); |
| buf.append(name); |
| buf.append(": "); |
| if (body != null) { |
| buf.append(body); |
| } |
| return buf.toString(); |
| } |
| } |
| |
| } |