Programa Java para extraer contenido de un archivo ODF

Java

// Java Program to Extract Content from a ODF file
import org.apache.tika.exception.TikaException;
import org.apache.tika.metadata.Metadata;
import org.apache.tika.parser.ParseContext;
import org.apache.tika.parser.odf.OpenDocumentParser;
import org.apache.tika.sax.BodyContentHandler;
import org.xml.sax.SAXException;
 
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import sun.security.util.Length;
 
public class OdfContentExtractor {
    public static void main(String[] args)
    {
 
        try {
            BodyContentHandler handler
                = new BodyContentHandler();
 
            Metadata metadata = new Metadata();
 
            // Here .odt is open document text format.
            FileInputStream inputstream
                = new FileInputStream(
                    new File("F:\\geeks.odt"));
            ParseContext parsecontent = new ParseContext();
 
            // Parsing the open document.
            OpenDocumentParser opendocumentparser
                = new OpenDocumentParser();
 
            // Passing the InputStream , ContentHandler,
            // Metadata , ParseContext to the parse method.
            opendocumentparser.parse(inputstream, handler,
                                     metadata,
                                     parsecontent);
            System.out.println("Content in the document :"
                               + handler.toString());
 
            // Displaying the metadata of the odf file.
            System.out.println("Metadata of the document:");
            String[] metaName = metadata.names();
            int l = metaName.length;
            for (int i = 0; i < l; i++) {
                System.out.println(
                    metaName[i]
                    + " : =  " + metadata.get(metaName[i]));
            }
        }
        catch (Exception e) {
 
            System.out.println(
                "failed to extract content due to " + e);
        }
    }
}