69 lines
2.3 KiB
Java
69 lines
2.3 KiB
Java
/* ====================================================================
|
|
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 org.apache.poi.hsmf.MAPIMessage;
|
|
import org.apache.poi.poifs.filesystem.DirectoryNode;
|
|
|
|
/**
|
|
* A Chunk that is just a placeholder in the
|
|
* MAPIMessage directory structure, which
|
|
* contains children.
|
|
* This is most commonly used with nested
|
|
* MAPIMessages
|
|
*/
|
|
public class DirectoryChunk extends Chunk {
|
|
private DirectoryNode dir;
|
|
|
|
public DirectoryChunk(DirectoryNode dir, String namePrefix, int chunkId, int type) {
|
|
super(namePrefix, chunkId, type);
|
|
this.dir = dir;
|
|
}
|
|
|
|
/**
|
|
* Returns the directory entry for this chunk.
|
|
* You can then use standard POIFS methods to
|
|
* enumerate the entries in it.
|
|
*/
|
|
public DirectoryNode getDirectory() {
|
|
return dir;
|
|
}
|
|
|
|
/**
|
|
* Treats the directory as an embeded MAPIMessage
|
|
* (it normally is one), and returns a MAPIMessage
|
|
* object to process it with.
|
|
*/
|
|
public MAPIMessage getAsEmbededMessage() throws IOException {
|
|
return new MAPIMessage(dir, dir.getFileSystem());
|
|
}
|
|
|
|
@Override
|
|
public void readValue(InputStream value) {
|
|
// DirectoryChunks have 0 byte contents
|
|
}
|
|
|
|
@Override
|
|
public void writeValue(OutputStream out) {
|
|
// DirectoryChunks have 0 byte contents
|
|
}
|
|
}
|