| /* ==================================================================== |
| 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.poi.hsmf.datatypes; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.util.List; |
| |
| import org.apache.poi.util.LittleEndian; |
| |
| /** |
| * A {@link PropertiesChunk} for a Message or Embedded-Message. This has a 32 |
| * byte header |
| */ |
| public class MessagePropertiesChunk extends PropertiesChunk { |
| private boolean isEmbedded; |
| private long nextRecipientId; |
| private long nextAttachmentId; |
| private long recipientCount; |
| private long attachmentCount; |
| |
| public MessagePropertiesChunk(ChunkGroup parentGroup) { |
| super(parentGroup); |
| } |
| |
| public MessagePropertiesChunk(ChunkGroup parentGroup, boolean isEmbedded) { |
| super(parentGroup); |
| this.isEmbedded = isEmbedded; |
| } |
| |
| public long getNextRecipientId() { |
| return nextRecipientId; |
| } |
| |
| public long getNextAttachmentId() { |
| return nextAttachmentId; |
| } |
| |
| public long getRecipientCount() { |
| return recipientCount; |
| } |
| |
| public long getAttachmentCount() { |
| return attachmentCount; |
| } |
| |
| public void setNextRecipientId(long nextRecipientId) { |
| this.nextRecipientId = nextRecipientId; |
| } |
| |
| public void setNextAttachmentId(long nextAttachmentId) { |
| this.nextAttachmentId = nextAttachmentId; |
| } |
| |
| public void setRecipientCount(long recipientCount) { |
| this.recipientCount = recipientCount; |
| } |
| |
| public void setAttachmentCount(long attachmentCount) { |
| this.attachmentCount = attachmentCount; |
| } |
| |
| @Override |
| protected void readProperties(InputStream stream) throws IOException { |
| // 8 bytes of reserved zeros |
| LittleEndian.readLong(stream); |
| |
| // Nexts and counts |
| nextRecipientId = LittleEndian.readUInt(stream); |
| nextAttachmentId = LittleEndian.readUInt(stream); |
| recipientCount = LittleEndian.readUInt(stream); |
| attachmentCount = LittleEndian.readUInt(stream); |
| |
| if (!isEmbedded) { |
| // 8 bytes of reserved zeros (top level properties stream only) |
| LittleEndian.readLong(stream); |
| } |
| |
| // Now properties |
| super.readProperties(stream); |
| } |
| |
| @Override |
| public void readValue(InputStream value) throws IOException { |
| readProperties(value); |
| } |
| |
| @Override |
| protected List<PropertyValue> writeProperties(OutputStream stream) throws IOException |
| { |
| // 8 bytes of reserved zeros |
| LittleEndian.putLong(0, stream); |
| |
| // Nexts and counts |
| LittleEndian.putUInt(nextRecipientId, stream); |
| LittleEndian.putUInt(nextAttachmentId, stream); |
| LittleEndian.putUInt(recipientCount, stream); |
| LittleEndian.putUInt(attachmentCount, stream); |
| |
| if (!isEmbedded) { |
| // 8 bytes of reserved zeros (top level properties stream only) |
| LittleEndian.putLong(0, stream); |
| } |
| |
| // Now properties. |
| return super.writeProperties(stream); |
| } |
| |
| @Override |
| public void writeValue(OutputStream stream) throws IOException { |
| // write properties without variable length properties |
| writeProperties(stream); |
| } |
| } |