What Is poi-5.2.3.jar?

poi-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-5.2.3.jar supports Apache POI components that read and write Microsoft's OLE 2 Compound document format, which is used in early versions of Microsoft Office tools like Word 97, Excel 97, PowerPoint 97, etc.

poi-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-5.2.3.jar
Target JDK version: 9

File name: poi.jar, poi-5.2.3.jar
File size: 2964641 bytes
Release date: 09-09-2022
Download: Apache POI Website

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

⏎ org/apache/poi/hpsf/HPSFPropertiesOnlyDocument.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.hpsf;

import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;

import org.apache.poi.POIDocument;
import org.apache.poi.poifs.filesystem.EntryUtils;
import org.apache.poi.poifs.filesystem.FilteringDirectoryNode;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;

/**
 * A version of {@link POIDocument} which allows access to the
 *  HPSF Properties, but no other document contents.
 * Normally used when you want to read or alter the Document Properties,
 *  without affecting the rest of the file
 */
public class HPSFPropertiesOnlyDocument extends POIDocument {
    public HPSFPropertiesOnlyDocument(POIFSFileSystem fs) {
        super(fs);
    }

    /**
     * Write out to the currently open file the properties changes, but nothing else
     */
    @Override
    public void write() throws IOException {
        POIFSFileSystem fs = getDirectory().getFileSystem();

        validateInPlaceWritePossible();
        writeProperties(fs, null);
        fs.writeFilesystem();
    }
    /**
     * Write out, with any properties changes, but nothing else
     */
    @Override
    public void write(File newFile) throws IOException {
        try (POIFSFileSystem fs = POIFSFileSystem.create(newFile)) {
            write(fs);
            fs.writeFilesystem();
        }
    }
    /**
     * Write out, with any properties changes, but nothing else
     */
    @Override
    public void write(OutputStream out) throws IOException {
        try (POIFSFileSystem fs = new POIFSFileSystem()) {
            write(fs);
            fs.writeFilesystem(out);
        }
    }

    private void write(POIFSFileSystem fs) throws IOException {
        // For tracking what we've written out, so far
        List<String> excepts = new ArrayList<>(2);

        // Write out our HPFS properties, with any changes
        writeProperties(fs, excepts);

        // Copy over everything else unchanged
        FilteringDirectoryNode src = new FilteringDirectoryNode(getDirectory(), excepts);
        FilteringDirectoryNode dest = new FilteringDirectoryNode(fs.getRoot(), excepts);
        EntryUtils.copyNodes(src, dest);

        // Caller will save the resultant POIFSFileSystem to the stream/file
    }
}

⏎ org/apache/poi/hpsf/HPSFPropertiesOnlyDocument.java

Or download all of them as a single archive file:

File name: poi-5.2.3-src.zip
File size: 2479830 bytes
Release date: 2022-09-09
Download 

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