Example usage for com.lowagie.text.xml.xmp DublinCoreSchema DublinCoreSchema

Introduction

In this page you can find the example usage for com.lowagie.text.xml.xmp DublinCoreSchema DublinCoreSchema.

Prototype

public DublinCoreSchema() 

Source Link

Usage

From source file:de.unigoettingen.sub.commons.contentlib.pdflib.PDFManager.java

License:Apache License

/**
 * Write xmp metadata./*  ww w . ja  v  a 2 s.  c  o m*/
 * 
 * @param inWriter the in writer
 */
private void writeXMPMetadata(PdfWriter inWriter) {
    ByteArrayOutputStream os = new ByteArrayOutputStream();

    try {
        XmpWriter xmp = new XmpWriter(os);
        XmpSchema dc = new DublinCoreSchema();

        // set DublinCore metadata
        if (this.subject != null) {
            dc.setProperty(DublinCoreSchema.SUBJECT, this.subject);
        }
        if (this.title != null) {
            dc.setProperty(DublinCoreSchema.TITLE, this.title);
        }
        if (this.author != null) {
            dc.setProperty(DublinCoreSchema.CREATOR, this.author);
        }

        // add the DublinCore Simple Metadata to the RDF container

        xmp.addRdfDescription(dc);

        PdfSchema pdf = new PdfSchema();
        // set keywords
        pdf.setProperty(PdfSchema.KEYWORDS, "Hello World, XMP, Metadata");

        // set the version; must be 1.4 for PDF/A
        pdf.setProperty(PdfSchema.VERSION, "1.4");
        xmp.addRdfDescription(pdf);

        xmp.close();
    } catch (IOException e) {
        LOGGER.error("error occured while writing xmp metadata", e);
    }
    inWriter.setXmpMetadata(os.toByteArray());
}

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