more use of commons-io

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1892669 13f79535-47bb-0310-9956-ffa450edef68

11 files changed, 28 insertions, 28 deletions

diff --git a/poi/src/main/java/org/apache/poi/hpsf/PropertySet.java b/poi/src/main/java/org/apache/poi/hpsf/PropertySet.java
index 324fb4b4c9..5237309c9c 100644
--- a/poi/src/main/java/org/apache/poi/hpsf/PropertySet.java
+++ b/poi/src/main/java/org/apache/poi/hpsf/PropertySet.java
@@ -17,7 +17,6 @@
 
 package org.apache.poi.hpsf;
 
-import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
@@ -26,6 +25,7 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 
+import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
 import org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream;
 import org.apache.poi.EmptyFileException;
 import org.apache.poi.hpsf.wellknown.PropertyIDMap;
@@ -598,7 +598,7 @@ public class PropertySet {
      * @throws IOException if an I/O exception occurs.
      */
     public InputStream toInputStream() throws WritingNotSupportedException, IOException {
-        return new ByteArrayInputStream(toBytes());
+        return new UnsynchronizedByteArrayInputStream(toBytes());
     }
 
     /**
diff --git a/poi/src/main/java/org/apache/poi/hssf/record/DConRefRecord.java b/poi/src/main/java/org/apache/poi/hssf/record/DConRefRecord.java
index e45d0c3cf4..d90aa2ed6c 100644
--- a/poi/src/main/java/org/apache/poi/hssf/record/DConRefRecord.java
+++ b/poi/src/main/java/org/apache/poi/hssf/record/DConRefRecord.java
@@ -18,11 +18,11 @@
  */
 package org.apache.poi.hssf.record;
 
-import java.io.ByteArrayInputStream;
 import java.util.Arrays;
 import java.util.Map;
 import java.util.function.Supplier;
 
+import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
 import org.apache.poi.util.GenericRecordUtil;
 import org.apache.poi.util.IOUtils;
 import org.apache.poi.util.LittleEndianOutput;
@@ -278,7 +278,7 @@ public class DConRefRecord extends StandardRecord {
     }
 
     private static RecordInputStream bytesToRIStream(byte[] data) {
-        RecordInputStream ric = new RecordInputStream(new ByteArrayInputStream(data));
+        RecordInputStream ric = new RecordInputStream(new UnsynchronizedByteArrayInputStream(data));
         ric.nextRecord();
         return ric;
     }
diff --git a/poi/src/main/java/org/apache/poi/hssf/record/DrawingRecordForBiffViewer.java b/poi/src/main/java/org/apache/poi/hssf/record/DrawingRecordForBiffViewer.java
index f03028d823..a4cb805e03 100644
--- a/poi/src/main/java/org/apache/poi/hssf/record/DrawingRecordForBiffViewer.java
+++ b/poi/src/main/java/org/apache/poi/hssf/record/DrawingRecordForBiffViewer.java
@@ -17,7 +17,8 @@
 
 package org.apache.poi.hssf.record;
 
-import java.io.ByteArrayInputStream;
+import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
+
 import java.util.Map;
 import java.util.function.Supplier;
 
@@ -48,7 +49,7 @@ public final class DrawingRecordForBiffViewer extends AbstractEscherHolderRecord
     {
         byte[] data = r.serialize();
         RecordInputStream rinp = new RecordInputStream(
-                new ByteArrayInputStream(data)
+                new UnsynchronizedByteArrayInputStream(data)
         );
         rinp.nextRecord();
         return rinp;
diff --git a/poi/src/main/java/org/apache/poi/hssf/record/EmbeddedObjectRefSubRecord.java b/poi/src/main/java/org/apache/poi/hssf/record/EmbeddedObjectRefSubRecord.java
index f43bf9ed52..5aeef7dfb4 100644
--- a/poi/src/main/java/org/apache/poi/hssf/record/EmbeddedObjectRefSubRecord.java
+++ b/poi/src/main/java/org/apache/poi/hssf/record/EmbeddedObjectRefSubRecord.java
@@ -17,10 +17,10 @@
 
 package org.apache.poi.hssf.record;
 
-import java.io.ByteArrayInputStream;
 import java.util.Map;
 import java.util.function.Supplier;
 
+import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.poi.ss.formula.ptg.Area3DPtg;
@@ -179,7 +179,7 @@ public final class EmbeddedObjectRefSubRecord extends SubRecord {
     }
 
     private static Ptg readRefPtg(byte[] formulaRawBytes) {
-        LittleEndianInput in = new LittleEndianInputStream(new ByteArrayInputStream(formulaRawBytes));
+        LittleEndianInput in = new LittleEndianInputStream(new UnsynchronizedByteArrayInputStream(formulaRawBytes));
         byte ptgSid = in.readByte();
         switch(ptgSid) {
             case AreaPtg.sid:   return new AreaPtg(in);
diff --git a/poi/src/main/java/org/apache/poi/hssf/record/Record.java b/poi/src/main/java/org/apache/poi/hssf/record/Record.java
index ede39a04f2..3ae5c1b312 100644
--- a/poi/src/main/java/org/apache/poi/hssf/record/Record.java
+++ b/poi/src/main/java/org/apache/poi/hssf/record/Record.java
@@ -17,8 +17,7 @@
 
 package org.apache.poi.hssf.record;
 
-import java.io.ByteArrayInputStream;
-
+import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
 import org.apache.poi.common.Duplicatable;
 import org.apache.poi.common.usermodel.GenericRecord;
 import org.apache.poi.util.GenericRecordJsonWriter;
@@ -76,7 +75,7 @@ public abstract class Record extends RecordBase implements Duplicatable, Generic
         // Do it via a re-serialization
         // It's a cheat, but it works...
         byte[] b = serialize();
-        RecordInputStream rinp = new RecordInputStream(new ByteArrayInputStream(b));
+        RecordInputStream rinp = new RecordInputStream(new UnsynchronizedByteArrayInputStream(b));
         rinp.nextRecord();
 
         Record[] r = RecordFactory.createRecord(rinp);
diff --git a/poi/src/main/java/org/apache/poi/hssf/usermodel/HSSFPicture.java b/poi/src/main/java/org/apache/poi/hssf/usermodel/HSSFPicture.java
index bd45096234..29b163ce67 100644
--- a/poi/src/main/java/org/apache/poi/hssf/usermodel/HSSFPicture.java
+++ b/poi/src/main/java/org/apache/poi/hssf/usermodel/HSSFPicture.java
@@ -18,8 +18,8 @@
 package org.apache.poi.hssf.usermodel;
 
 import java.awt.Dimension;
-import java.io.ByteArrayInputStream;
 
+import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
 import org.apache.poi.ddf.DefaultEscherRecordFactory;
 import org.apache.poi.ddf.EscherBSERecord;
 import org.apache.poi.ddf.EscherBlipRecord;
@@ -191,7 +191,7 @@ public class HSSFPicture extends HSSFSimpleShape implements Picture {
         EscherBSERecord bse = iwb.getBSERecord(getPictureIndex());
         byte[] data = bse.getBlipRecord().getPicturedata();
         int type = bse.getBlipTypeWin32();
-        return ImageUtils.getImageDimension(new ByteArrayInputStream(data), type);
+        return ImageUtils.getImageDimension(new UnsynchronizedByteArrayInputStream(data), type);
     }
 
     /**
diff --git a/poi/src/main/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java b/poi/src/main/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java
index 136b02b75b..548e8c0279 100644
--- a/poi/src/main/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java
+++ b/poi/src/main/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java
@@ -22,7 +22,6 @@ import static org.apache.poi.hssf.model.InternalWorkbook.OLD_WORKBOOK_DIR_ENTRY_
 import static org.apache.poi.hssf.model.InternalWorkbook.WORKBOOK_DIR_ENTRY_NAMES;
 
 import java.io.BufferedOutputStream;
-import java.io.ByteArrayInputStream;
 import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
@@ -46,6 +45,7 @@ import java.util.Set;
 import java.util.regex.Pattern;
 
 import org.apache.commons.codec.digest.DigestUtils;
+import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
 import org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
@@ -1305,7 +1305,7 @@ public final class HSSFWorkbook extends POIDocument implements Workbook {
         DocumentNode workbookNode = (DocumentNode) dir.getEntry(
                 getWorkbookDirEntryName(dir));
         POIFSDocument workbookDoc = new POIFSDocument(workbookNode);
-        workbookDoc.replaceContents(new ByteArrayInputStream(getBytes()));
+        workbookDoc.replaceContents(new UnsynchronizedByteArrayInputStream(getBytes()));
 
         // Update the properties streams in the file
         writeProperties();
@@ -1367,7 +1367,7 @@ public final class HSSFWorkbook extends POIDocument implements Workbook {
         List<String> excepts = new ArrayList<>(1);
 
         // Write out the Workbook stream
-        fs.createDocument(new ByteArrayInputStream(getBytes()), "Workbook");
+        fs.createDocument(new UnsynchronizedByteArrayInputStream(getBytes()), "Workbook");
 
         // Write out our HPFS properties, if we have them
         writeProperties(fs, excepts);
diff --git a/poi/src/main/java/org/apache/poi/poifs/filesystem/DocumentOutputStream.java b/poi/src/main/java/org/apache/poi/poifs/filesystem/DocumentOutputStream.java
index ec15c11446..e848859a00 100644
--- a/poi/src/main/java/org/apache/poi/poifs/filesystem/DocumentOutputStream.java
+++ b/poi/src/main/java/org/apache/poi/poifs/filesystem/DocumentOutputStream.java
@@ -17,10 +17,10 @@
 
 package org.apache.poi.poifs.filesystem;
 
-import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.OutputStream;
 
+import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
 import org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream;
 import org.apache.poi.poifs.common.POIFSConstants;
 import org.apache.poi.poifs.property.DocumentProperty;
@@ -105,7 +105,7 @@ public final class DocumentOutputStream extends OutputStream {
         }
 
         // Have an empty one created for now
-        return parent.createDocument(name, new ByteArrayInputStream(new byte[0]));
+        return parent.createDocument(name, new UnsynchronizedByteArrayInputStream(new byte[0]));
     }
 
     private void checkBufferSize() throws IOException {
diff --git a/poi/src/main/java/org/apache/poi/poifs/macros/VBAMacroReader.java b/poi/src/main/java/org/apache/poi/poifs/macros/VBAMacroReader.java
index 049a805318..71d6a4b405 100644
--- a/poi/src/main/java/org/apache/poi/poifs/macros/VBAMacroReader.java
+++ b/poi/src/main/java/org/apache/poi/poifs/macros/VBAMacroReader.java
@@ -21,7 +21,6 @@ import static org.apache.logging.log4j.util.Unbox.box;
 import static org.apache.poi.util.StringUtil.endsWithIgnoreCase;
 import static org.apache.poi.util.StringUtil.startsWithIgnoreCase;
 
-import java.io.ByteArrayInputStream;
 import java.io.Closeable;
 import java.io.EOFException;
 import java.io.File;
@@ -37,6 +36,7 @@ import java.util.Map;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipInputStream;
 
+import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
 import org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
@@ -232,7 +232,7 @@ public class VBAMacroReader implements Closeable {
         } else {
             // Decompress a previously found module and store the decompressed result into module.buf
             InputStream stream = new RLEDecompressingInputStream(
-                    new ByteArrayInputStream(module.buf, moduleOffset, module.buf.length - moduleOffset)
+                    new UnsynchronizedByteArrayInputStream(module.buf, moduleOffset, module.buf.length - moduleOffset)
             );
             module.read(stream);
             stream.close();
@@ -274,7 +274,7 @@ public class VBAMacroReader implements Closeable {
             }
 
             if (decompressedBytes != null) {
-                module.read(new ByteArrayInputStream(decompressedBytes));
+                module.read(new UnsynchronizedByteArrayInputStream(decompressedBytes));
             }
         }
 
@@ -802,7 +802,7 @@ public class VBAMacroReader implements Closeable {
                 if (w <= 0 || (w & 0x7000) != 0x3000) {
                     continue;
                 }
-                decompressed = tryToDecompress(new ByteArrayInputStream(compressed, i, compressed.length - i));
+                decompressed = tryToDecompress(new UnsynchronizedByteArrayInputStream(compressed, i, compressed.length - i));
                 if (decompressed != null) {
                     if (decompressed.length > 9) {
                         //this is a complete hack.  The challenge is that there
diff --git a/poi/src/main/java/org/apache/poi/ss/util/ImageUtils.java b/poi/src/main/java/org/apache/poi/ss/util/ImageUtils.java
index 2b6a013e02..45894428dd 100644
--- a/poi/src/main/java/org/apache/poi/ss/util/ImageUtils.java
+++ b/poi/src/main/java/org/apache/poi/ss/util/ImageUtils.java
@@ -20,7 +20,6 @@ import static org.apache.poi.util.Units.EMU_PER_PIXEL;
 
 import java.awt.Dimension;
 import java.awt.image.BufferedImage;
-import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.Iterator;
@@ -31,6 +30,7 @@ import javax.imageio.ImageIO;
 import javax.imageio.ImageReader;
 import javax.imageio.stream.ImageInputStream;
 
+import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.poi.hssf.usermodel.HSSFClientAnchor;
@@ -151,7 +151,7 @@ public final class ImageUtils {
 
         // in pixel
         final Dimension imgSize = (scaleX == Double.MAX_VALUE || scaleY == Double.MAX_VALUE)
-            ? getImageDimension(new ByteArrayInputStream(data.getData()), data.getPictureType())
+            ? getImageDimension(new UnsynchronizedByteArrayInputStream(data.getData()), data.getPictureType())
             : new Dimension();
 
         // in emus
@@ -191,7 +191,7 @@ public final class ImageUtils {
         Dimension imgSize = null;
         if (anchor.getCol2() < anchor.getCol1() || anchor.getRow2() < anchor.getRow1()) {
             PictureData data = picture.getPictureData();
-            imgSize = getImageDimension(new ByteArrayInputStream(data.getData()), data.getPictureType());
+            imgSize = getImageDimension(new UnsynchronizedByteArrayInputStream(data.getData()), data.getPictureType());
         }
 
         int w = getDimFromCell(imgSize == null ? 0 : imgSize.getWidth(), anchor.getCol1(), anchor.getDx1(), anchor.getCol2(), anchor.getDx2(),
diff --git a/poi/src/main/java/org/apache/poi/util/RLEDecompressingInputStream.java b/poi/src/main/java/org/apache/poi/util/RLEDecompressingInputStream.java
index aa2211eb1a..b59950b96c 100644
--- a/poi/src/main/java/org/apache/poi/util/RLEDecompressingInputStream.java
+++ b/poi/src/main/java/org/apache/poi/util/RLEDecompressingInputStream.java
@@ -17,11 +17,11 @@
 
 package org.apache.poi.util;
 
-import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.Locale;
 
+import org.apache.commons.io.input.UnsynchronizedByteArrayInputStream;
 import org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream;
 
 /**
@@ -278,8 +278,8 @@ public class RLEDecompressingInputStream extends InputStream {
 
     public static byte[] decompress(byte[] compressed, int offset, int length) throws IOException {
         try (UnsynchronizedByteArrayOutputStream out = new UnsynchronizedByteArrayOutputStream();
-            InputStream instream = new ByteArrayInputStream(compressed, offset, length);
-            InputStream stream = new RLEDecompressingInputStream(instream)) {
+             InputStream instream = new UnsynchronizedByteArrayInputStream(compressed, offset, length);
+             InputStream stream = new RLEDecompressingInputStream(instream)) {
 
             IOUtils.copy(stream, out);
             return out.toByteArray();