Example usage for org.apache.poi.hpsf.wellknown PropertyIDMap PID_DOCPARTS

Introduction

In this page you can find the example usage for org.apache.poi.hpsf.wellknown PropertyIDMap PID_DOCPARTS.

Prototype

int PID_DOCPARTS

To view the source code for org.apache.poi.hpsf.wellknown PropertyIDMap PID_DOCPARTS.

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Document

This entry contains the names of document parts (word: names of the documents in the master document, excel: sheet names, power point: slide titles, binder: document names).

Usage

From source file:org.ddt.listener.dsi.DocumentSummaryInfoListener.java

License:Apache License

public void processPOIFSReaderEvent(POIFSReaderEvent event) {
    log.log(Level.FINEST, "reading {0}{1}", new Object[] { event.getPath(), event.getName() });
    DocumentInputStream is = event.getStream();
    try {//from   ww  w . j  a v  a2s.  c  o m
        PropertySet ps = PropertySetFactory.create(is);

        if (!(ps instanceof DocumentSummaryInformation))
            return;

        Property docparts = null;
        Property headings = null;
        for (Property prop : ps.getProperties()) {
            if (prop.getID() == PropertyIDMap.PID_HEADINGPAIR) // == 12
                headings = prop;
            else if (prop.getID() == PropertyIDMap.PID_DOCPARTS)
                docparts = prop;
        }

        if (docparts == null) {
            log.log(Level.FINE, "No DOCPARTS section");
            return;
        }

        if (headings == null)
            return;

        HeadingPairVector hdv = new HeadingPairVector((byte[]) headings.getValue(), 0);

        StringVector docpartsVector = new StringVector((byte[]) docparts.getValue(), 0, docparts.getType());

        HeadingPairProperty linkHeader = hdv.getHeadingPairByName("Links"); //*NOT* null terminated

        if (linkHeader == null) {
            log.log(Level.INFO, "No 'Links' header found.");
            return;
        } else {
            log.log(Level.FINEST, "Found {0} link parts", linkHeader.getPartsCount());
        }

        //need to iterate through all of the ones if there's more than one
        //docpart for the header.
        int part = linkHeader.getOffset();
        for (int i = 0; i < linkHeader.getPartsCount(); i++) {
            String url = docpartsVector.get(part).getValue();
            log.log(Level.FINEST, "adding {0} to list of links.", url);
            url = url.trim();
            Link l = new Link(3);
            l.addUnkownPath(url);
            this.add(l);
            part++;
        }

    } catch (NoPropertySetStreamException ex) {
        log.log(Level.INFO, "Not a PropertySetStream {0}{1}",
                new Object[] { event.getPath(), event.getName() });
    } catch (MarkUnsupportedException ex) {
        log.log(Level.INFO, "Couldn't create PropertySet: {0}", ex.getLocalizedMessage());
    } catch (UnsupportedEncodingException ex) {
        log.log(Level.INFO, null, ex);
    } catch (IOException ex) {
        log.log(Level.INFO, null, ex);
    } catch (HPSFException ex) {
        log.log(Level.WARNING, "Couldn't construct HeadingPair vector.", ex);
    } finally {
        is.close();
    }
}

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