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What Is poi-scratchpad-5.2.3.jar?
What Is poi-scratchpad-5.2.3.jar?
✍: FYIcenter.com
poi-scratchpad-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-scratchpad-5.2.3.jar provides support for older versions of Microsoft document files like Word 97, Excel 97, PowerPoint 97, etc.
poi-scratchpad-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-scratchpad-5.2.3.jar Target JDK version: 9 Dependency: poi.jar File name: poi-scratchpad.jar, poi-scratchpad-5.2.3.jar File size: 1897121 bytes Release date: 09-09-2022 Download: Apache POI Website
Here are Java Source Code files for poi-scratchpad-5.2.3.jar:
⏎ org/apache/poi/hslf/record/ExOleObjStg.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.hslf.record; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.util.Arrays; import java.util.Map; import java.util.function.Supplier; import java.util.zip.DeflaterOutputStream; import java.util.zip.InflaterInputStream; import org.apache.commons.io.input.BoundedInputStream; import org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream; import org.apache.poi.util.GenericRecordUtil; import org.apache.poi.util.IOUtils; import org.apache.poi.util.LittleEndian; /** * Storage for embedded OLE objects. */ public class ExOleObjStg extends PositionDependentRecordAtom implements PersistRecord { //arbitrarily selected; may need to increase private static final int MAX_RECORD_LENGTH = 100_000_000; private int _persistId; // Found from PersistPtrHolder /** * Record header. */ private final byte[] _header; /** * Record data. */ private byte[] _data; /** * Constructs a new empty storage container. */ public ExOleObjStg() { _header = new byte[8]; _data = new byte[0]; LittleEndian.putShort(_header, 0, (short)0x10); LittleEndian.putShort(_header, 2, (short)getRecordType()); LittleEndian.putInt(_header, 4, _data.length); } /** * Constructs the link related atom record from its * source data. * * @param source the source data as a byte array. * @param start the start offset into the byte array. * @param len the length of the slice in the byte array. */ protected ExOleObjStg(byte[] source, int start, int len) { // Get the header. _header = Arrays.copyOfRange(source, start, start+8); // Get the record data. _data = IOUtils.safelyClone(source, start+8, len-8, MAX_RECORD_LENGTH); } public boolean isCompressed() { return LittleEndian.getShort(_header, 0)!=0; } /** * Gets the uncompressed length of the data. * * @return the uncompressed length of the data. */ public int getDataLength() { if (isCompressed()) { return LittleEndian.getInt(_data, 0); } else { return _data.length; } } /** * Opens an input stream which will decompress the data on the fly. * * @return the data input stream. */ public InputStream getData() { if (isCompressed()) { int size = LittleEndian.getInt(_data); InputStream compressedStream = new ByteArrayInputStream(_data, 4, _data.length); return new BoundedInputStream(new InflaterInputStream(compressedStream), size); } else { return new ByteArrayInputStream(_data, 0, _data.length); } } public byte[] getRawData() { return _data; } /** * Sets the embedded data. * * @param data the embedded data. */ public void setData(byte[] data) throws IOException { try (UnsynchronizedByteArrayOutputStream out = new UnsynchronizedByteArrayOutputStream(); DeflaterOutputStream def = new DeflaterOutputStream(out)) { //first four bytes is the length of the raw data byte[] b = new byte[4]; LittleEndian.putInt(b, 0, data.length); out.write(b); def.write(data, 0, data.length); def.finish(); // TODO: CHECK if it's correct that DeflaterOutputStream is only finished and not closed? _data = out.toByteArray(); LittleEndian.putInt(_header, 4, _data.length); } } /** * Gets the record type. * * @return the record type. */ @Override public long getRecordType() { return RecordTypes.ExOleObjStg.typeID; } /** * Gets the record instance from the header * * @return record instance */ public int getRecordInstance() { return (LittleEndian.getUShort(_header, 0) >>> 4); } /** * Write the contents of the record back, so it can be written * to disk. * * @param out the output stream to write to. * @throws IOException if an error occurs. */ @Override public void writeOut(OutputStream out) throws IOException { out.write(_header); out.write(_data); } /** * Fetch our sheet ID, as found from a PersistPtrHolder. * Should match the RefId of our matching SlidePersistAtom */ @Override public int getPersistId() { return _persistId; } /** * Set our sheet ID, as found from a PersistPtrHolder */ @Override public void setPersistId(int id) { _persistId = id; } @Override public void updateOtherRecordReferences(Map<Integer,Integer> oldToNewReferencesLookup) { // nothing to update } @Override public Map<String, Supplier<?>> getGenericProperties() { return GenericRecordUtil.getGenericProperties( "compressed", this::isCompressed, "persistId", this::getPersistId, "dataLength", this::getDataLength, "data", this::getData ); } }
⏎ org/apache/poi/hslf/record/ExOleObjStg.java
Or download all of them as a single archive file:
File name: poi-scratchpad-5.2.3-src.zip File size: 1238744 bytes Release date: 2022-09-09 Download
⇒ What Is poi-examples-5.2.3.jar?
⇐ What Is poi-excelant-5.2.3.jar?
2017-03-22, 24612👍, 0💬
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