performance issue logging calls are expensive because of the objects created when assembling the log messages. Using the check() method of the logging sub-system can prevent object creation

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1583357 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Cédric Walter 2014-03-31 15:54:52 +00:00
parent 60801c5017
commit e684262ca6
9 changed files with 108 additions and 57 deletions

View File

@ -85,7 +85,9 @@ public final class EscherContainerRecord extends EscherRecord {
addChildRecord(child); addChildRecord(child);
if (offset >= data.length && bytesRemaining > 0) { if (offset >= data.length && bytesRemaining > 0) {
_remainingLength = bytesRemaining; _remainingLength = bytesRemaining;
log.log(POILogger.WARN, "Not enough Escher data: " + bytesRemaining + " bytes remaining but no space left"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not enough Escher data: " + bytesRemaining + " bytes remaining but no space left");
}
} }
} }
return bytesWritten; return bytesWritten;

View File

@ -287,7 +287,9 @@ public final class EscherMetafileBlip extends EscherBlipRecord {
case RECORD_ID_WMF: return HSSFPictureData.MSOBI_WMF; case RECORD_ID_WMF: return HSSFPictureData.MSOBI_WMF;
case RECORD_ID_PICT: return HSSFPictureData.MSOBI_PICT; case RECORD_ID_PICT: return HSSFPictureData.MSOBI_PICT;
} }
log.log(POILogger.WARN, "Unknown metafile: " + getRecordId()); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Unknown metafile: " + getRecordId());
}
return 0; return 0;
} }

View File

@ -292,7 +292,9 @@ public final class InternalSheet {
// Not clear which application wrote these files. // Not clear which application wrote these files.
rra = new RowRecordsAggregate(); rra = new RowRecordsAggregate();
} else { } else {
log.log(POILogger.WARN, "DIMENSION record not found even though row/cells present"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "DIMENSION record not found even though row/cells present");
}
// Not sure if any tools write files like this, but Excel reads them OK // Not sure if any tools write files like this, but Excel reads them OK
} }
dimsloc = findFirstRecordLocBySid(WindowTwoRecord.sid); dimsloc = findFirstRecordLocBySid(WindowTwoRecord.sid);

View File

@ -359,7 +359,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
* this method clears the current <code>Clip</code>. * this method clears the current <code>Clip</code>.
*/ */
public void clip(Shape s){ public void clip(Shape s){
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
} }
/** /**
@ -379,7 +381,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
* @since JDK1.1 * @since JDK1.1
*/ */
public Shape getClip(){ public Shape getClip(){
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
return null; return null;
} }
@ -647,7 +651,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
public boolean drawImage(Image img, int x, int y, public boolean drawImage(Image img, int x, int y,
Color bgcolor, Color bgcolor,
ImageObserver observer){ ImageObserver observer){
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
return false; return false;
} }
@ -694,7 +700,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
int width, int height, int width, int height,
Color bgcolor, Color bgcolor,
ImageObserver observer){ ImageObserver observer){
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
return false; return false;
} }
@ -751,7 +759,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
int dx1, int dy1, int dx2, int dy2, int dx1, int dy1, int dx2, int dy2,
int sx1, int sy1, int sx2, int sy2, int sx1, int sy1, int sx2, int sy2,
ImageObserver observer){ ImageObserver observer){
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
return false; return false;
} }
@ -813,7 +823,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
int sx1, int sy1, int sx2, int sy2, int sx1, int sy1, int sx2, int sy2,
Color bgcolor, Color bgcolor,
ImageObserver observer){ ImageObserver observer){
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
return false; return false;
} }
@ -851,7 +863,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
*/ */
public boolean drawImage(Image img, int x, int y, public boolean drawImage(Image img, int x, int y,
ImageObserver observer) { ImageObserver observer) {
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
return false; return false;
} }
@ -1036,7 +1050,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
* @since JDK1.1 * @since JDK1.1
*/ */
public void setClip(Shape clip) { public void setClip(Shape clip) {
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
} }
/** /**
@ -1334,7 +1350,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
* @see java.awt.AlphaComposite * @see java.awt.AlphaComposite
*/ */
public void setComposite(Composite comp){ public void setComposite(Composite comp){
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
} }
/** /**
@ -1345,7 +1363,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
* @see #setComposite * @see #setComposite
*/ */
public Composite getComposite(){ public Composite getComposite(){
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
return null; return null;
} }
@ -1486,7 +1506,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
* @see #setClip * @see #setClip
*/ */
public void drawString(AttributedCharacterIterator iterator, float x, float y) { public void drawString(AttributedCharacterIterator iterator, float x, float y) {
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
} }
/** /**
@ -1589,7 +1611,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
* @see #setClip(Shape) * @see #setClip(Shape)
*/ */
public boolean drawImage(Image img, AffineTransform xform, ImageObserver obs) { public boolean drawImage(Image img, AffineTransform xform, ImageObserver obs) {
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
return false; return false;
} }
@ -1632,7 +1656,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
public boolean drawImage(Image img, int x, int y, public boolean drawImage(Image img, int x, int y,
int width, int height, int width, int height,
ImageObserver observer) { ImageObserver observer) {
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
return false; return false;
} }
@ -1679,7 +1705,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
* @param c1 the XOR alternation color * @param c1 the XOR alternation color
*/ */
public void setXORMode(Color c1) { public void setXORMode(Color c1) {
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
} }
/** /**
@ -1690,7 +1718,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
* overwrite the destination with the current color. * overwrite the destination with the current color.
*/ */
public void setPaintMode() { public void setPaintMode() {
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
} }
/** /**
@ -1725,7 +1755,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
* @see #drawRenderedImage * @see #drawRenderedImage
*/ */
public void drawRenderedImage(RenderedImage img, AffineTransform xform) { public void drawRenderedImage(RenderedImage img, AffineTransform xform) {
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
} }
/** /**
@ -1750,7 +1782,9 @@ public final class PPGraphics2D extends Graphics2D implements Cloneable {
* @see #setClip * @see #setClip
*/ */
public void drawRenderableImage(RenderableImage img, AffineTransform xform) { public void drawRenderableImage(RenderableImage img, AffineTransform xform) {
log.log(POILogger.WARN, "Not implemented"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Not implemented");
}
} }
protected void applyStroke(SimpleShape shape) { protected void applyStroke(SimpleShape shape) {

View File

@ -170,9 +170,11 @@ public final class FIBFieldHandler
{ {
if (dsOffset + dsSize > tableStream.length) if (dsOffset + dsSize > tableStream.length)
{ {
log.log(POILogger.WARN, "Unhandled data structure points to outside the buffer. " + if (log.check(POILogger.WARN)) {
"offset = " + dsOffset + ", length = " + dsSize + log.log(POILogger.WARN, "Unhandled data structure points to outside the buffer. " +
", buffer length = " + tableStream.length); "offset = " + dsOffset + ", length = " + dsSize +
", buffer length = " + tableStream.length);
}
} }
else else
{ {

View File

@ -143,7 +143,9 @@ public final class ListTables
ListLevel lvl = lst.getLevels()[level]; ListLevel lvl = lst.getLevels()[level];
return lvl; return lvl;
} }
log.log(POILogger.WARN, "Requested level " + level + " which was greater than the maximum defined (" + lst.numLevels() + ")"); if (log.check(POILogger.WARN)) {
log.log(POILogger.WARN, "Requested level " + level + " which was greater than the maximum defined (" + lst.numLevels() + ")");
}
return null; return null;
} }

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@ -42,9 +42,12 @@ public class NilPICFAndBinData
if ( cbHeader != 0x44 ) if ( cbHeader != 0x44 )
{ {
log.log( POILogger.WARN, "NilPICFAndBinData at offset ", offset, if (log.check(POILogger.WARN)) {
" cbHeader 0x" + Integer.toHexString( cbHeader ) log.log(POILogger.WARN, "NilPICFAndBinData at offset ", offset,
+ " != 0x44" ); " cbHeader 0x" + Integer.toHexString(cbHeader)
+ " != 0x44"
);
}
} }
// skip the 62 ignored bytes // skip the 62 ignored bytes

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@ -106,9 +106,11 @@ public class PlfLfo
if ( ( offset - fcPlfLfo ) != lcbPlfLfo ) if ( ( offset - fcPlfLfo ) != lcbPlfLfo )
{ {
log.log( POILogger.WARN, "Actual size of PlfLfo is " if (log.check(POILogger.WARN)) {
+ ( offset - fcPlfLfo ) + " bytes, but expected " log.log(POILogger.WARN, "Actual size of PlfLfo is "
+ lcbPlfLfo ); + (offset - fcPlfLfo) + " bytes, but expected "
+ lcbPlfLfo);
}
} }
} }

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@ -49,8 +49,10 @@ public class Xstz
short term = LittleEndian.getShort( data, offset ); short term = LittleEndian.getShort( data, offset );
if ( term != 0 ) if ( term != 0 )
{ {
log.log( POILogger.WARN, "chTerm at the end of Xstz at offset ", if (log.check(POILogger.WARN)) {
offset, " is not 0" ); log.log(POILogger.WARN, "chTerm at the end of Xstz at offset ",
offset, " is not 0");
}
} }
} }