From 31236d1bd5b343fda6076865209cdc843489b6a8 Mon Sep 17 00:00:00 2001 From: Yegor Kozlov Date: Sun, 4 Oct 2009 10:25:53 +0000 Subject: [PATCH] added Ant target to compile scratchpad examples, added example HSMF application that converts a .msg file to text and extracts attachments, see Bugzilla 47922 git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@821500 13f79535-47bb-0310-9956-ffa450edef68 --- build.xml | 23 ++- src/documentation/content/xdocs/status.xml | 2 + .../org/apache/poi/hsmf/examples/Msg2txt.java | 185 ++++++++++++++++++ 3 files changed, 208 insertions(+), 2 deletions(-) create mode 100644 src/scratchpad/examples/src/org/apache/poi/hsmf/examples/Msg2txt.java diff --git a/build.xml b/build.xml index a15346295f..6feaf34826 100644 --- a/build.xml +++ b/build.xml @@ -27,6 +27,7 @@ under the License. Modified by: Rainer Klute klute@rainer-klute.de + Bruno Girin brunogirin@gmail.com This build was tested with ant 1.6.2 although it will probably work with other versions. The following jar files should be available on the @@ -110,6 +111,10 @@ under the License. + + + + @@ -273,6 +278,7 @@ under the License. + @@ -423,8 +429,8 @@ under the License. + compile-scratchpad, compile-contrib, compile-examples, compile-scratchpad-examples" + description="Compiles the POI main classes, scratchpad, contrib, examples, and scratchpad examples"/> @@ -508,6 +514,19 @@ under the License. + + + + + + + + + + + diff --git a/src/documentation/content/xdocs/status.xml b/src/documentation/content/xdocs/status.xml index a84c71bfb9..fc951bf2b9 100644 --- a/src/documentation/content/xdocs/status.xml +++ b/src/documentation/content/xdocs/status.xml @@ -33,6 +33,8 @@ + 47922 - added example HSMF application that converts a .msg file to text and extracts attachments + 47903 - added Ant target to compile scratchpad examples 47839 - improved API for OOXML custom properties 47862 - fixed XSSFSheet.setColumnWidth to handle columns included in a column span 47804 - fixed XSSFSheet.setColumnHidden to handle columns included in a column span diff --git a/src/scratchpad/examples/src/org/apache/poi/hsmf/examples/Msg2txt.java b/src/scratchpad/examples/src/org/apache/poi/hsmf/examples/Msg2txt.java new file mode 100644 index 0000000000..546334bdaf --- /dev/null +++ b/src/scratchpad/examples/src/org/apache/poi/hsmf/examples/Msg2txt.java @@ -0,0 +1,185 @@ +/* ==================================================================== + 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.examples; + +import java.io.ByteArrayInputStream; +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.OutputStream; +import java.io.PrintWriter; +import java.util.Iterator; +import java.util.Map; + +import org.apache.poi.hsmf.MAPIMessage; +import org.apache.poi.hsmf.exceptions.ChunkNotFoundException; + +/** + * Reads one or several Outlook MSG files and for each of them creates + * a text file from available chunks and a directory that contains + * attachments. + * + * @author Bruno Girin + * + */ +public class Msg2txt { + + /** + * The stem used to create file names for the text file and the directory + * that contains the attachments. + */ + private String fileNameStem; + + /** + * The Outlook MSG file being processed. + */ + private MAPIMessage msg; + + public Msg2txt(String fileName) throws IOException { + fileNameStem = fileName; + if(fileNameStem.endsWith(".msg") || fileNameStem.endsWith(".MSG")) { + fileNameStem = fileNameStem.substring(0, fileNameStem.length() - 4); + } + msg = new MAPIMessage(fileName); + } + + /** + * Processes the message. + * + * @throws IOException if an exception occurs while writing the message out + */ + public void processMessage() throws IOException { + String txtFileName = fileNameStem + ".txt"; + String attDirName = fileNameStem + "-att"; + PrintWriter txtOut = null; + try { + txtOut = new PrintWriter(txtFileName); + try { + String displayFrom = msg.getDisplayFrom(); + txtOut.println("From: "+displayFrom); + } catch (ChunkNotFoundException e) { + // ignore + } + try { + String displayTo = msg.getDisplayTo(); + txtOut.println("To: "+displayTo); + } catch (ChunkNotFoundException e) { + // ignore + } + try { + String displayCC = msg.getDisplayCC(); + txtOut.println("CC: "+displayCC); + } catch (ChunkNotFoundException e) { + // ignore + } + try { + String displayBCC = msg.getDisplayBCC(); + txtOut.println("BCC: "+displayBCC); + } catch (ChunkNotFoundException e) { + // ignore + } + try { + String subject = msg.getSubject(); + txtOut.println("Subject: "+subject); + } catch (ChunkNotFoundException e) { + // ignore + } + try { + String body = msg.getTextBody(); + txtOut.println(body); + } catch (ChunkNotFoundException e) { + System.err.println("No message body"); + } + Map attachmentMap = msg.getAttachmentFiles(); + if(attachmentMap.size() > 0) { + File d = new File(attDirName); + if(d.mkdir()) { + for( + Iterator ii = attachmentMap.entrySet().iterator(); + ii.hasNext(); + ) { + Map.Entry entry = (Map.Entry)ii.next(); + processAttachment(d, entry.getKey().toString(), + (ByteArrayInputStream)entry.getValue()); + } + } else { + System.err.println("Can't create directory "+attDirName); + } + } + } finally { + if(txtOut != null) { + txtOut.close(); + } + } + } + + /** + * Processes a single attachment: reads it from the Outlook MSG file and + * writes it to disk as an individual file. + * + * @param dir the directory in which to write the attachment file + * @param fileName the name of the attachment file + * @param fileIn the input stream that contains the attachment's data + * @throws IOException when any of the file operations fails + */ + public void processAttachment(File dir, String fileName, + ByteArrayInputStream fileIn) throws IOException { + File f = new File(dir, fileName); + OutputStream fileOut = null; + try { + fileOut = new FileOutputStream(f); + byte[] buffer = new byte[2048]; + int bNum = fileIn.read(buffer); + while(bNum > 0) { + fileOut.write(buffer); + bNum = fileIn.read(buffer); + } + } finally { + try { + if(fileIn != null) { + fileIn.close(); + } + } finally { + if(fileOut != null) { + fileOut.close(); + } + } + } + } + + /** + * Processes the list of arguments as a list of names of Outlook MSG files. + * + * @param args the list of MSG files to process + */ + public static void main(String[] args) { + if(args.length <= 0) { + System.err.println("No files names provided"); + } else { + for(int i = 0; i < args.length; i++) { + try { + Msg2txt processor = new Msg2txt(args[i]); + processor.processMessage(); + } catch (IOException e) { + System.err.println("Could not process "+args[i]+": "+e); + } + } + } + } + +} -- 2.39.5