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HPSF sample program showing how to read custom property sets. 

git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352998 13f79535-47bb-0310-9956-ffa450edef68
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Rainer Klute 2003-02-02 05:54:09 +00:00
parent ae796450bd
commit 000f541cf1
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src/examples/src/org/apache/poi/hpsf/examples/ReadCustomPropertySets.java Normal file
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/*
* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2000 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.poi.hpsf.examples;
import java.io.*;
import java.util.*;
import org.apache.poi.hpsf.*;
import org.apache.poi.poifs.eventfilesystem.*;
import org.apache.poi.util.HexDump;
/**
* <p>Sample application showing how to read a custom property set of
* a document. Call it with the document's file name as command line
* parameter.</p>
*
* <p>Explanations can be found in the HPSF HOW-TO.</p>
*
* @author Rainer Klute (klute@rainer-klute.de)
* @version $Id$
* @since 2003-02-01
*/
public class ReadCustomPropertySets
{
public static void main(String[] args)
throws IOException
{
final String filename = args[0];
POIFSReader r = new POIFSReader();
/* Register a listener for *all* documents. */
r.registerListener(new MyPOIFSReaderListener());
r.read(new FileInputStream(filename));
}
static class MyPOIFSReaderListener implements POIFSReaderListener
{
public void processPOIFSReaderEvent(POIFSReaderEvent event)
{
PropertySet ps = null;
try
{
ps = PropertySetFactory.create(event.getStream());
}
catch (NoPropertySetStreamException ex)
{
out("No property set stream: \"" + event.getPath() +
event.getName() + "\"");
return;
}
catch (Exception ex)
{
throw new RuntimeException
("Property set stream \"" +
event.getPath() + event.getName() + "\": " + ex);
}
/* Print the name of the property set stream: */
out("Property set stream \"" + event.getPath() +
event.getName() + "\":");
/* Print the number of sections: */
final long sectionCount = ps.getSectionCount();
out(" No. of sections: " + sectionCount);
/* Print the list of sections: */
List sections = ps.getSections();
int nr = 0;
for (Iterator i = sections.iterator(); i.hasNext();)
{
/* Print a single section: */
Section sec = (Section) i.next();
out(" Section " + nr++ + ":");
String s = hex(sec.getFormatID().getBytes());
s = s.substring(0, s.length() - 1);
out(" Format ID: " + s);
/* Print the number of properties in this section. */
int propertyCount = sec.getPropertyCount();
out(" No. of properties: " + propertyCount);
/* Print the properties: */
Property[] properties = sec.getProperties();
for (int i2 = 0; i2 < properties.length; i2++)
{
/* Print a single property: */
Property p = properties[i2];
int id = p.getID();
long type = p.getType();
Object value = p.getValue();
out(" Property ID: " + id + ", type: " + type +
", value: " + value);
}
}
}
}
static void out(final String msg)
{
System.out.println(msg);
}
static String hex(byte[] bytes)
{
return HexDump.dump(bytes, 0L, 0);
}
}