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use more nio file support 

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1912316 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
PJ Fanning 2023-09-14 15:49:10 +00:00
parent 4afcb281ce
commit 4b520ff7c5
22 changed files with 83 additions and 74 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
poi-ooxml/src/main/java/org/apache/poi/openxml4j/opc/OPCPackage.java
View File

@ -25,13 +25,13 @@ import static org.apache.poi.openxml4j.opc.PackagingURIHelper.RELATIONSHIP_PART_
import java.io.ByteArrayOutputStream;
import java.io.Closeable;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
@ -506,7 +506,7 @@ public abstract class OPCPackage implements RelationshipSource, Closeable {
}
String name = path.substring(path.lastIndexOf(File.separatorChar) + 1);
try (FileInputStream is = new FileInputStream(path)) {
try (InputStream is = Files.newInputStream(Paths.get(path))) {
addThumbnail(name, is);
}
}
@ -1483,7 +1483,7 @@ public abstract class OPCPackage implements RelationshipSource, Closeable {
}
// Do the save
try (FileOutputStream fos = new FileOutputStream(targetFile)) {
try (OutputStream fos = Files.newOutputStream(targetFile.toPath())) {
this.save(fos);
}
}

11
poi-ooxml/src/main/java/org/apache/poi/openxml4j/opc/ZipPackage.java
View File

@ -21,11 +21,10 @@ import static org.apache.poi.openxml4j.opc.ContentTypes.RELATIONSHIPS_PART;
import static org.apache.poi.openxml4j.opc.internal.ContentTypeManager.CONTENT_TYPES_PART_NAME;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.file.Files;
import java.util.Collections;
import java.util.Enumeration;
import java.util.List;
@ -179,12 +178,12 @@ public final class ZipPackage extends OPCPackage {
}
private static ZipEntrySource openZipEntrySourceStream(File file) throws InvalidOperationException {
final FileInputStream fis;
final InputStream fis;
// Acquire a resource that is needed to read the next level of openZipEntrySourceStream
try {
// open the file input stream
fis = new FileInputStream(file); // NOSONAR
} catch (final FileNotFoundException e) {
fis = Files.newInputStream(file.toPath());
} catch (final IOException e) {
// If the source cannot be acquired, abort (no resources to free at this level)
throw new InvalidOperationException("Can't open the specified file input stream from file: '" + file + "'", e);
}
@ -204,7 +203,7 @@ public final class ZipPackage extends OPCPackage {
}
}
private static ZipEntrySource openZipEntrySourceStream(FileInputStream fis) throws InvalidOperationException {
private static ZipEntrySource openZipEntrySourceStream(InputStream fis) throws InvalidOperationException {
final ZipArchiveThresholdInputStream zis;
// Acquire a resource that is needed to read the next level of openZipEntrySourceStream
try {

5
poi-ooxml/src/main/java/org/apache/poi/openxml4j/opc/internal/TempFilePackagePart.java
View File

@ -30,6 +30,7 @@ import org.apache.poi.util.IOUtils;
import org.apache.poi.util.TempFile;
import java.io.*;
import java.nio.file.Files;
/**
* (Experimental) Temp File version of a package part.
@ -89,12 +90,12 @@ public final class TempFilePackagePart extends PackagePart {
@Override
protected InputStream getInputStreamImpl() throws IOException {
return new FileInputStream(tempFile);
return Files.newInputStream(tempFile.toPath());
}
@Override
protected OutputStream getOutputStreamImpl() throws IOException {
return new FileOutputStream(tempFile);
return Files.newOutputStream(tempFile.toPath());
}
@Override

3
poi-ooxml/src/main/java/org/apache/poi/openxml4j/opc/internal/ZipHelper.java
View File

@ -24,6 +24,7 @@ import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.file.Files;
import org.apache.commons.compress.archivers.zip.ZipArchiveEntry;
import org.apache.commons.compress.archivers.zip.ZipArchiveInputStream;
@ -197,7 +198,7 @@ public final class ZipHelper {
}
// Peek at the first few bytes to sanity check
try (FileInputStream input = new FileInputStream(file)) {
try (InputStream input = Files.newInputStream(file.toPath())) {
verifyZipHeader(input);
}

3
poi-ooxml/src/main/java/org/apache/poi/openxml4j/util/ZipArchiveFakeEntry.java
View File

@ -18,6 +18,7 @@
package org.apache.poi.openxml4j.util;
import java.io.*;
import java.nio.file.Files;
import org.apache.commons.compress.archivers.zip.ZipArchiveEntry;
import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
@ -99,7 +100,7 @@ import org.apache.poi.util.TempFile;
}
} else if (tempFile != null) {
try {
return new FileInputStream(tempFile);
return Files.newInputStream(tempFile.toPath());
} catch (FileNotFoundException e) {
throw new IOException("temp file " + tempFile.getAbsolutePath() + " is missing");
}

7
poi-ooxml/src/main/java/org/apache/poi/poifs/crypt/temp/EncryptedTempData.java
View File

@ -20,11 +20,10 @@
package org.apache.poi.poifs.crypt.temp;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.file.Files;
import javax.crypto.Cipher;
import javax.crypto.CipherInputStream;
@ -73,7 +72,7 @@ public class EncryptedTempData {
*/
public OutputStream getOutputStream() throws IOException {
Cipher ciEnc = CryptoFunctions.getCipher(skeySpec, cipherAlgorithm, ChainingMode.cbc, ivBytes, Cipher.ENCRYPT_MODE, PADDING);
outputStream = new CountingOutputStream(new CipherOutputStream(new FileOutputStream(tempFile), ciEnc));
outputStream = new CountingOutputStream(new CipherOutputStream(Files.newOutputStream(tempFile.toPath()), ciEnc));
return outputStream;
}
@ -85,7 +84,7 @@ public class EncryptedTempData {
*/
public InputStream getInputStream() throws IOException {
Cipher ciDec = CryptoFunctions.getCipher(skeySpec, cipherAlgorithm, ChainingMode.cbc, ivBytes, Cipher.DECRYPT_MODE, PADDING);
return new CipherInputStream(new FileInputStream(tempFile), ciDec);
return new CipherInputStream(Files.newInputStream(tempFile.toPath()), ciDec);
}
/**

4
poi-ooxml/src/main/java/org/apache/poi/xslf/usermodel/XMLSlideShow.java
View File

@ -21,10 +21,10 @@ import static org.apache.poi.ooxml.POIXMLTypeLoader.DEFAULT_XML_OPTIONS;
import java.awt.Dimension;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.file.Files;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
@ -607,7 +607,7 @@ public class XMLSlideShow extends POIXMLDocument
@Override
public XSLFPictureData addPicture(File pict, PictureType format) throws IOException {
byte[] data = IOUtils.safelyAllocate(pict.length(), MAX_RECORD_LENGTH);
try (InputStream is = new FileInputStream(pict)) {
try (InputStream is = Files.newInputStream(pict.toPath())) {
IOUtils.readFully(is, data);
}
return addPicture(data, format);

8
poi-ooxml/src/test/java/org/apache/poi/xssf/XSSFTestDataSamples.java
View File

@ -18,10 +18,10 @@
package org.apache.poi.xssf;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.file.Files;
import org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream;
import org.apache.poi.hssf.HSSFTestDataSamples;
@ -76,7 +76,7 @@ public class XSSFTestDataSamples {
}
private static <R extends Workbook> void writeOut(R wb, File file) throws IOException {
try (FileOutputStream out = new FileOutputStream(file)) {
try (OutputStream out = Files.newOutputStream(file.toPath())) {
wb.write(out);
}
}
@ -197,7 +197,7 @@ public class XSSFTestDataSamples {
* @throws IOException If reading the file fails
*/
public static XSSFWorkbook readBack(File file) throws IOException {
try (InputStream in = new FileInputStream(file)) {
try (InputStream in = Files.newInputStream(file.toPath())) {
return new XSSFWorkbook(in);
}
}

4
poi/src/main/java/org/apache/poi/hssf/extractor/ExcelExtractor.java
View File

@ -18,10 +18,10 @@
package org.apache.poi.hssf.extractor;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintStream;
import java.nio.file.Files;
import java.util.Locale;
import org.apache.poi.extractor.POIOLE2TextExtractor;
@ -225,7 +225,7 @@ public class ExcelExtractor implements POIOLE2TextExtractor, org.apache.poi.ss.e
return;
}
try (InputStream is = cmdArgs.getInputFile() == null ? System.in : new FileInputStream(cmdArgs.getInputFile());
try (InputStream is = cmdArgs.getInputFile() == null ? System.in : Files.newInputStream(cmdArgs.getInputFile().toPath());
HSSFWorkbook wb = new HSSFWorkbook(is);
ExcelExtractor extractor = new ExcelExtractor(wb)
) {

3
poi/src/main/java/org/apache/poi/hssf/extractor/OldExcelExtractor.java
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@ -27,6 +27,7 @@ import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import org.apache.poi.EncryptedDocumentException;
import org.apache.poi.extractor.POITextExtractor;
@ -94,7 +95,7 @@ public class OldExcelExtractor implements POITextExtractor {
}
@SuppressWarnings("resource")
FileInputStream biffStream = new FileInputStream(f); // NOSONAR
InputStream biffStream = Files.newInputStream(f.toPath());
try {
open(biffStream);
} catch (IOException | RuntimeException e) {

4
poi/src/main/java/org/apache/poi/hssf/usermodel/StaticFontMetrics.java
View File

@ -19,9 +19,9 @@ package org.apache.poi.hssf.usermodel;
import java.awt.Font;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
@ -118,7 +118,7 @@ final class StaticFontMetrics {
}
try (InputStream metricsIn = (propFile != null)
? new FileInputStream(propFile)
? Files.newInputStream(propFile.toPath())
: FontDetails.class.getResourceAsStream("/font_metrics.properties")
) {
// Use the built-in font metrics file off the classpath

8
poi/src/main/java/org/apache/poi/poifs/crypt/ChunkedCipherOutputStream.java
View File

@ -19,11 +19,11 @@ package org.apache.poi.poifs.crypt;
import static org.apache.poi.poifs.crypt.Decryptor.DEFAULT_POIFS_ENTRY;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FilterOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.file.Files;
import java.security.GeneralSecurityException;
import javax.crypto.Cipher;
@ -71,7 +71,7 @@ public abstract class ChunkedCipherOutputStream extends FilterOutputStream {
this.plainByteFlags = new SparseBitSet(cs);
this.chunkBits = Integer.bitCount(cs-1);
this.fileOut = TempFile.createTempFile("encrypted_package", "crypt");
this.out = new FileOutputStream(fileOut);
this.out = Files.newOutputStream(fileOut.toPath());
this.dir = dir;
this.cipher = initCipherForBlock(null, 0, false);
}
@ -303,7 +303,7 @@ public abstract class ChunkedCipherOutputStream extends FilterOutputStream {
private void processPOIFSWriterEvent(POIFSWriterEvent event) {
try {
try (OutputStream os = event.getStream();
FileInputStream fis = new FileInputStream(fileOut)) {
InputStream fis = Files.newInputStream(fileOut.toPath())) {
// StreamSize (8 bytes): An unsigned integer that specifies the number of bytes used by data
// encrypted within the EncryptedData field, not including the size of the StreamSize field.

21
poi/src/main/java/org/apache/poi/poifs/dev/POIFSDump.java
View File

@ -17,11 +17,12 @@
package org.apache.poi.poifs.dev;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.ByteBuffer;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Iterator;
import org.apache.poi.poifs.common.POIFSConstants;
@ -65,7 +66,7 @@ public final class POIFSDump {
}
System.out.println("Dumping " + filename);
try (FileInputStream is = new FileInputStream(filename);
try (InputStream is = Files.newInputStream(Paths.get(filename));
POIFSFileSystem fs = new POIFSFileSystem(is)) {
DirectoryEntry root = fs.getRoot();
String filenameWithoutPath = new File(filename).getName();
@ -98,12 +99,12 @@ public final class POIFSDump {
for(Iterator<Entry> it = root.getEntries(); it.hasNext();){
Entry entry = it.next();
if(entry instanceof DocumentNode){
DocumentNode node = (DocumentNode)entry;
DocumentInputStream is = new DocumentInputStream(node);
byte[] bytes = IOUtils.toByteArray(is);
is.close();
try (OutputStream out = new FileOutputStream(new File(parent, node.getName().trim()))) {
final DocumentNode node = (DocumentNode) entry;
final byte[] bytes;
try (DocumentInputStream is = new DocumentInputStream(node)) {
bytes = IOUtils.toByteArray(is);
}
try (OutputStream out = Files.newOutputStream(new File(parent, node.getName().trim()).toPath())) {
out.write(bytes);
}
} else if (entry instanceof DirectoryEntry){
@ -120,7 +121,7 @@ public final class POIFSDump {
}
public static void dump(POIFSFileSystem fs, int startBlock, String name, File parent) throws IOException {
File file = new File(parent, name);
try (FileOutputStream out = new FileOutputStream(file)) {
try (OutputStream out = Files.newOutputStream(file.toPath())) {
POIFSStream stream = new POIFSStream(fs, startBlock);
byte[] b = IOUtils.safelyAllocate(fs.getBigBlockSize(), POIFSFileSystem.getMaxRecordLength());

4
poi/src/main/java/org/apache/poi/poifs/filesystem/FileMagic.java
View File

@ -19,9 +19,9 @@ package org.apache.poi.poifs.filesystem;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.util.Arrays;
import org.apache.poi.poifs.storage.HeaderBlockConstants;
@ -171,7 +171,7 @@ public enum FileMagic {
* @param inp a file to be identified
*/
public static FileMagic valueOf(final File inp) throws IOException {
try (FileInputStream fis = new FileInputStream(inp)) {
try (InputStream fis = Files.newInputStream(inp.toPath())) {
// read as many bytes as possible, up to the required number of bytes
byte[] data = new byte[MAX_PATTERN_LENGTH];
int read = IOUtils.readFully(fis, data, 0, MAX_PATTERN_LENGTH);

10
poi/src/main/java/org/apache/poi/poifs/filesystem/POIFSFileSystem.java
View File

@ -18,8 +18,6 @@ package org.apache.poi.poifs.filesystem;
import java.io.Closeable;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
@ -27,6 +25,8 @@ import java.nio.ByteBuffer;
import java.nio.channels.Channels;
import java.nio.channels.FileChannel;
import java.nio.channels.ReadableByteChannel;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
@ -822,8 +822,8 @@ public class POIFSFileSystem extends BlockStore
System.exit(1);
}
try (FileInputStream istream = new FileInputStream(args[0])) {
try (FileOutputStream ostream = new FileOutputStream(args[1])) {
try (InputStream istream = Files.newInputStream(Paths.get(args[0]))) {
try (OutputStream ostream = Files.newOutputStream(Paths.get(args[1]))) {
try (POIFSFileSystem fs = new POIFSFileSystem(istream)) {
fs.writeFilesystem(ostream);
}
@ -959,7 +959,7 @@ public class POIFSFileSystem extends BlockStore
public static POIFSFileSystem create(File file) throws IOException {
// Create a new empty POIFS in the file
try (POIFSFileSystem tmp = new POIFSFileSystem();
OutputStream out = new FileOutputStream(file)) {
OutputStream out = Files.newOutputStream(file.toPath())) {
tmp.writeFilesystem(out);
}

6
poi/src/main/java/org/apache/poi/util/HexRead.java
View File

@ -18,6 +18,8 @@
package org.apache.poi.util;
import java.io.*;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.List;
import java.util.ArrayList;
@ -36,7 +38,7 @@ public class HexRead {
*/
public static byte[] readData( String filename ) throws IOException {
File file = new File( filename );
try (InputStream stream = new FileInputStream(file)) {
try (InputStream stream = Files.newInputStream(file.toPath())) {
return readData(stream, -1);
}
}
@ -83,7 +85,7 @@ public class HexRead {
}
public static byte[] readData( String filename, String section ) throws IOException {
return readData(new FileInputStream( filename ), section);
return readData(Files.newInputStream(Paths.get(filename)), section);
}
@SuppressWarnings("fallthrough")

10
poi/src/test/java/org/apache/poi/POIDataSamples.java
View File

@ -17,10 +17,10 @@
package org.apache.poi;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.UncheckedIOException;
import java.nio.file.Files;
import org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
@ -150,9 +150,9 @@ public final class POIDataSamples {
File f = getFile(sampleFileName);
try {
return new FileInputStream(f);
} catch (FileNotFoundException e) {
throw new RuntimeException(e);
return Files.newInputStream(f.toPath());
} catch (IOException e) {
throw new UncheckedIOException(e);
}
}

3
poi/src/test/java/org/apache/poi/hssf/dev/BiffViewer.java
View File

@ -25,6 +25,7 @@ import java.io.InputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.io.UncheckedIOException;
import java.io.Writer;
import java.nio.charset.Charset;
import java.util.ArrayList;
@ -311,7 +312,7 @@ public final class BiffViewer {
w.write(buf, 0, idx);
} catch (IOException e) {
throw new RuntimeException(e);
throw new UncheckedIOException(e);
}
}

5
poi/src/test/java/org/apache/poi/hssf/usermodel/StreamUtility.java
View File

@ -19,6 +19,7 @@ package org.apache.poi.hssf.usermodel;
import java.io.IOException;
import java.io.InputStream;
import java.io.UncheckedIOException;
import java.util.ArrayList;
import java.util.List;
@ -53,7 +54,7 @@ public final class StreamUtility {
result = diffInternal(isA, isB, allowableDifferenceRegions);
success = true;
} catch (IOException e) {
throw new RuntimeException(e);
throw new UncheckedIOException(e);
} finally {
close(isA, success);
close(isB, success);
@ -70,7 +71,7 @@ public final class StreamUtility {
} catch (IOException e) {
if(success) {
// this is a new error. ok to throw
throw new RuntimeException(e);
throw new UncheckedIOException(e);
}
// else don't subvert original exception. just print stack trace for this one
e.printStackTrace();

5
poi/src/test/java/org/apache/poi/ss/formula/function/ExcelCetabFunctionExtractor.java
View File

@ -19,7 +19,6 @@ package org.apache.poi.ss.formula.function;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
@ -27,6 +26,8 @@ import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.PrintStream;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
@ -369,7 +370,7 @@ public final class ExcelCetabFunctionExtractor {
throw new IllegalStateException("Did not find file " + SOURCE_DOC_FILE_NAME + " in the resources");
}
try (InputStream stream = new FileInputStream(SOURCE_DOC_FILE_NAME)) {
try (InputStream stream = Files.newInputStream(Paths.get(SOURCE_DOC_FILE_NAME))) {
File outFile = new File("functionMetadataCetab.txt");
processFile(stream, outFile);

17
poi/src/test/java/org/apache/poi/ss/formula/function/ExcelFileFormatDocFunctionExtractor.java
View File

@ -18,19 +18,18 @@
package org.apache.poi.ss.formula.function;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintStream;
import java.io.UncheckedIOException;
import java.io.UnsupportedEncodingException;
import java.math.BigInteger;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.security.MessageDigest;
import java.util.ArrayList;
import java.util.Arrays;
@ -486,9 +485,9 @@ public final class ExcelFileFormatDocFunctionExtractor {
}
OutputStream os;
try {
os = new FileOutputStream(outFile);
} catch (FileNotFoundException e) {
throw new RuntimeException(e);
os = Files.newOutputStream(outFile.toPath());
} catch (IOException e) {
throw new UncheckedIOException(e);
}
os = new SimpleAsciiOutputStream(os);
PrintStream ps;
@ -559,7 +558,7 @@ public final class ExcelFileFormatDocFunctionExtractor {
byte[]buf = new byte[2048];
try {
InputStream is = new FileInputStream(f);
InputStream is = Files.newInputStream(f.toPath());
while(true) {
int bytesRead = is.read(buf);
if(bytesRead<1) {
@ -590,7 +589,7 @@ public final class ExcelFileFormatDocFunctionExtractor {
InputStream is = conn.getInputStream();
System.out.println("downloading " + url.toExternalForm());
result = TempFile.createTempFile("excelfileformat", ".odt");
OutputStream os = new FileOutputStream(result);
OutputStream os = Files.newOutputStream(result.toPath());
while(true) {
int bytesRead = is.read(buf);
if(bytesRead<1) {
@ -601,7 +600,7 @@ public final class ExcelFileFormatDocFunctionExtractor {
is.close();
os.close();
} catch (IOException e) {
throw new RuntimeException(e);
throw new UncheckedIOException(e);
}
System.out.println("file downloaded ok");
return result;

8
poi/src/test/java/org/apache/poi/ss/util/NumberRenderingSpreadsheetGenerator.java
View File

@ -19,9 +19,11 @@ package org.apache.poi.ss.util;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.UncheckedIOException;
import java.nio.file.Files;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
@ -151,7 +153,7 @@ public class NumberRenderingSpreadsheetGenerator {
File outputFile = new File("ExcelNumberRendering.xls");
try (UnsynchronizedByteArrayOutputStream baos = UnsynchronizedByteArrayOutputStream.builder().get();
FileOutputStream os = new FileOutputStream(outputFile)) {
OutputStream os = Files.newOutputStream(outputFile.toPath())) {
wb.write(baos);
byte[] fileContent = baos.toByteArray();
@ -159,7 +161,7 @@ public class NumberRenderingSpreadsheetGenerator {
os.write(fileContent);
} catch (IOException e) {
throw new RuntimeException(e);
throw new UncheckedIOException(e);
}
System.out.println("Finished writing '" + outputFile.getAbsolutePath() + "'");