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- /* ====================================================================
- 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.hpsf.examples;
-
- import java.io.FileInputStream;
- import java.io.IOException;
- import java.util.Iterator;
- import java.util.List;
-
- import org.apache.poi.hpsf.NoPropertySetStreamException;
- import org.apache.poi.hpsf.Property;
- import org.apache.poi.hpsf.PropertySet;
- import org.apache.poi.hpsf.PropertySetFactory;
- import org.apache.poi.hpsf.Section;
- import org.apache.poi.poifs.eventfilesystem.POIFSReader;
- import org.apache.poi.poifs.eventfilesystem.POIFSReaderEvent;
- import org.apache.poi.poifs.eventfilesystem.POIFSReaderListener;
- import org.apache.poi.util.HexDump;
-
- /**
- * <p>Sample application showing how to read a document's custom property set.
- * 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 <a
- * href="mailto:klute@rainer-klute.de"><klute@rainer-klute.de></a>
- */
- public class ReadCustomPropertySets
- {
-
- /**
- * <p>Runs the example program.</p>
- *
- * @param args Command-line arguments (unused).
- * @throws IOException if any I/O exception occurs.
- */
- public static void main(final 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(final 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<Section> sections = ps.getSections();
- int nr = 0;
- for (Iterator<Section> i = sections.iterator(); i.hasNext();)
- {
- /* Print a single section: */
- Section sec = 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];
- long 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(final byte[] bytes)
- {
- return HexDump.dump(bytes, 0L, 0);
- }
-
- }
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