What Is poi-examples-5.2.3.jar?

What Is poi-examples-5.2.3.jar?

✍: FYIcenter.com

poi-examples-5.2.3.jar is one of the JAR files for Apache POI 5.2.3, which provides an API for Microsoft document files of Word, Excel, PowerPoint, and Visio.

poi-examples-5.2.3.jar provides examples for both poi.jar and poi-ooxml.jar components.

poi-examples-5.2.3.jar is distributed as part of the poi-bin-5.2.3-20220909.zip download file.

JAR File Size and Download Location:

JAR name: poi-examples-5.2.3.jar
Target JDK version: 1.6
Dependency: 
   poi.jar
   poi-ooxml.jar

File name: poi-examples-5.2.3.jar
File size: 388829 bytes
Release date: 09-09-2022
Download: Apache POI Website

Here are Java Source Code files for poi-examples-5.2.3.jar:

org/apache/poi/examples/hpsf/ModifyDocumentSummaryInformation.java

/* ====================================================================
   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.examples.hpsf;

import java.io.File;
import java.io.FileNotFoundException;
import java.util.Date;

import org.apache.poi.hpsf.CustomProperties;
import org.apache.poi.hpsf.DocumentSummaryInformation;
import org.apache.poi.hpsf.PropertySetFactory;
import org.apache.poi.hpsf.SummaryInformation;
import org.apache.poi.poifs.filesystem.DirectoryEntry;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;

/**
 * <p>This is a sample application showing how to easily modify properties in
 * the summary information and in the document summary information. The
 * application reads the name of a POI filesystem from the command line and
 * performs the following actions:</p>
 *
 * <ul>
 *
 * <li><p>Open the POI filesystem.</p></li>
 *
 * <li><p>Read the summary information.</p></li>
 *
 * <li><p>Read and print the "author" property.</p></li>
 *
 * <li><p>Change the author to "Rainer Klute".</p></li>
 *
 * <li><p>Read the document summary information.</p></li>
 *
 * <li><p>Read and print the "category" property.</p></li>
 *
 * <li><p>Change the category to "POI example".</p></li>
 *
 * <li><p>Read the custom properties (if available).</p></li>
 *
 * <li><p>Insert a new custom property.</p></li>
 *
 * <li><p>Write the custom properties back to the document summary
 * information.</p></li>
 *
 * <li><p>Write the summary information to the POI filesystem.</p></li>
 *
 * <li><p>Write the document summary information to the POI filesystem.</p></li>
 *
 * <li><p>Write the POI filesystem back to the original file.</p></li>
 *
 * </ul>
 */
@SuppressWarnings({"java:S106","java:S4823"})
public final class ModifyDocumentSummaryInformation {

    private ModifyDocumentSummaryInformation() {}

    /**
     * <p>Main method - see class description.</p>
     *
     * @param args The command-line parameters.
     */
    public static void main(final String[] args) throws Exception {
        /* Read the name of the POI filesystem to modify from the command line.
         * For brevity to boundary check is performed on the command-line
         * arguments. */
        File summaryFile = new File(args[0]);

        /* Open the POI filesystem. */
        try (POIFSFileSystem poifs = new POIFSFileSystem(summaryFile, false)) {

            /* Read the summary information. */
            DirectoryEntry dir = poifs.getRoot();
            SummaryInformation si;
            try {
                si = (SummaryInformation) PropertySetFactory.create(
                        dir, SummaryInformation.DEFAULT_STREAM_NAME);
            } catch (FileNotFoundException ex) {
                // There is no summary information yet. We have to create a new one
                si = PropertySetFactory.newSummaryInformation();
            }
            assert(si != null);

            /* Change the author to "Rainer Klute". Any former author value will
             * be lost. If there has been no author yet, it will be created. */
            System.out.println("Author is " + si.getAuthor());
            si.setAuthor("Rainer Klute");
            System.out.println("Author changed to " + si.getAuthor() + ".");


            /* Handling the document summary information is analogous to handling
             * the summary information. An additional feature, however, are the
             * custom properties. */

            /* Read the document summary information. */
            DocumentSummaryInformation dsi;
            try {
                dsi = (DocumentSummaryInformation) PropertySetFactory.create(
                        dir, DocumentSummaryInformation.DEFAULT_STREAM_NAME);
            } catch (FileNotFoundException ex) {
                /* There is no document summary information yet. We have to create a
                 * new one. */
                dsi = PropertySetFactory.newDocumentSummaryInformation();
            }
            assert(dsi != null);

            /* Change the category to "POI example". Any former category value will
             * be lost. If there has been no category yet, it will be created. */
            System.out.println("Category is " + dsi.getCategory());
            dsi.setCategory("POI example");
            System.out.println("Category changed to " + dsi.getCategory() + ".");

            /* Read the custom properties. If there are no custom properties yet,
             * the application has to create a new CustomProperties object. It will
             * serve as a container for custom properties. */
            CustomProperties customProperties = dsi.getCustomProperties();
            if (customProperties == null)
                customProperties = new CustomProperties();

            /* Insert some custom properties into the container. */
            customProperties.put("Key 1", "Value 1");
            customProperties.put("Schl\u00fcssel 2", "Wert 2");
            customProperties.put("Sample Number", 12345);
            customProperties.put("Sample Boolean", Boolean.TRUE);
            customProperties.put("Sample Date", new Date());

            /* Read a custom property. */
            Object value = customProperties.get("Sample Number");
            System.out.println("Custom Sample Number is now " + value);

            /* Write the custom properties back to the document summary
             * information. */
            dsi.setCustomProperties(customProperties);

            /* Write the summary information and the document summary information
             * to the POI filesystem. */
            si.write(dir, SummaryInformation.DEFAULT_STREAM_NAME);
            dsi.write(dir, DocumentSummaryInformation.DEFAULT_STREAM_NAME);

            /* Write the POI filesystem back to the original file. Please note that
             * in production code you should take care when write directly to the
             * origin, to make sure you don't lose things on error */
            poifs.writeFilesystem();
        }
    }
}

org/apache/poi/examples/hpsf/ModifyDocumentSummaryInformation.java

Or download all of them as a single archive file:

File name: poi-examples-5.2.3-src.zip
File size: 396538 bytes
Release date: 2022-09-09
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