Bugzilla 47250 - Fixed FontRecord to expect unicode flags even when name length is zero
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@777717 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Josh Micich
parent
0cc03d5e13
commit
5a9db459c4
@ -37,6 +37,7 @@
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<!-- Don't forget to update status.xml too! -->
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<release version="3.5-beta6" date="2009-??-??">
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<action dev="POI-DEVELOPERS" type="add">47250 - Fixed FontRecord to expect unicode flags even when name length is zero</action>
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<action dev="POI-DEVELOPERS" type="add">47198 - Fixed formula evaluator comparison of -0.0 and 0.0</action>
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<action dev="POI-DEVELOPERS" type="add">47229 - Fixed ExternalNameRecord to handle DDE links</action>
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<action dev="POI-DEVELOPERS" type="add">46287 - Control of header and footer extraction in ExcelExtractor / XSSFExcelExtractor</action>
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@ -34,6 +34,7 @@
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<!-- Don't forget to update changes.xml too! -->
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<changes>
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<release version="3.5-beta6" date="2009-??-??">
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<action dev="POI-DEVELOPERS" type="add">47250 - Fixed FontRecord to expect unicode flags even when name length is zero</action>
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<action dev="POI-DEVELOPERS" type="add">47198 - Fixed formula evaluator comparison of -0.0 and 0.0</action>
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<action dev="POI-DEVELOPERS" type="add">47229 - Fixed ExternalNameRecord to handle DDE links</action>
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<action dev="POI-DEVELOPERS" type="add">46287 - Control of header and footer extraction in ExcelExtractor / XSSFExcelExtractor</action>
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@ -19,6 +19,7 @@ package org.apache.poi.hssf.record;
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import org.apache.poi.util.BitField;
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import org.apache.poi.util.BitFieldFactory;
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import org.apache.poi.util.HexDump;
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import org.apache.poi.util.LittleEndianOutput;
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import org.apache.poi.util.StringUtil;
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@ -60,7 +61,7 @@ public final class FontRecord extends StandardRecord {
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private byte field_8_charset; // ?? defined by windows api logfont structure?
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private byte field_9_zero = 0; // must be 0
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/** possibly empty string never <code>null</code> */
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private String field_11_font_name; // whoa...the font name
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private String field_11_font_name;
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public FontRecord() {
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}
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@ -76,8 +77,10 @@ public final class FontRecord extends StandardRecord {
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field_8_charset = in.readByte();
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field_9_zero = in.readByte();
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int field_10_font_name_len = in.readUByte();
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int unicodeFlags = in.readUByte(); // options byte present always (even if no character data)
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if (field_10_font_name_len > 0) {
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if (in.readByte() == 0) { // is compressed unicode
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if (unicodeFlags == 0) { // is compressed unicode
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field_11_font_name = in.readCompressedUnicode(field_10_font_name_len);
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} else { // is not compressed unicode
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field_11_font_name = in.readUnicodeLEString(field_10_font_name_len);
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@ -92,9 +95,7 @@ public final class FontRecord extends StandardRecord {
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*
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* @param height fontheight (in points/20)
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*/
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public void setFontHeight(short height)
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{
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public void setFontHeight(short height) {
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field_1_font_height = height;
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}
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@ -103,9 +104,7 @@ public final class FontRecord extends StandardRecord {
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*
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* @param attributes the bitmask to set
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*/
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public void setAttributes(short attributes)
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{
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public void setAttributes(short attributes) {
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field_2_attributes = attributes;
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}
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@ -117,9 +116,7 @@ public final class FontRecord extends StandardRecord {
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* @param italics - whether the font is italics or not
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* @see #setAttributes(short)
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*/
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public void setItalic(boolean italics)
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{
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public void setItalic(boolean italics) {
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field_2_attributes = italic.setShortBoolean(field_2_attributes, italics);
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}
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@ -129,9 +126,7 @@ public final class FontRecord extends StandardRecord {
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* @param strike - whether the font is stricken out or not
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* @see #setAttributes(short)
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*/
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public void setStrikeout(boolean strike)
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{
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public void setStrikeout(boolean strike) {
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field_2_attributes = strikeout.setShortBoolean(field_2_attributes, strike);
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}
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@ -142,9 +137,7 @@ public final class FontRecord extends StandardRecord {
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* @param mac - whether to do that mac font outline thing or not
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* @see #setAttributes(short)
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*/
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public void setMacoutline(boolean mac)
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{
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public void setMacoutline(boolean mac) {
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field_2_attributes = macoutline.setShortBoolean(field_2_attributes, mac);
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}
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@ -155,9 +148,7 @@ public final class FontRecord extends StandardRecord {
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* @param mac - whether to do that mac font shadow thing or not
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* @see #setAttributes(short)
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*/
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public void setMacshadow(boolean mac)
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{
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public void setMacshadow(boolean mac) {
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field_2_attributes = macshadow.setShortBoolean(field_2_attributes, mac);
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}
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@ -166,9 +157,7 @@ public final class FontRecord extends StandardRecord {
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*
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* @param cpi - font color index
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*/
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public void setColorPaletteIndex(short cpi)
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{
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public void setColorPaletteIndex(short cpi) {
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field_3_color_palette_index = cpi;
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}
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@ -178,9 +167,7 @@ public final class FontRecord extends StandardRecord {
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*
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* @param bw - a number between 100-1000 for the fonts "boldness"
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*/
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public void setBoldWeight(short bw)
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{
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public void setBoldWeight(short bw) {
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field_4_bold_weight = bw;
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}
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@ -192,9 +179,7 @@ public final class FontRecord extends StandardRecord {
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* @see #SS_SUPER
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* @see #SS_SUB
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*/
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public void setSuperSubScript(short sss)
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{
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public void setSuperSubScript(short sss) {
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field_5_super_sub_script = sss;
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}
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@ -209,9 +194,7 @@ public final class FontRecord extends StandardRecord {
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* @see #U_SINGLE_ACCOUNTING
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* @see #U_DOUBLE_ACCOUNTING
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*/
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public void setUnderline(byte u)
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{
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public void setUnderline(byte u) {
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field_6_underline = u;
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}
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@ -220,20 +203,16 @@ public final class FontRecord extends StandardRecord {
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*
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* @param f family
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*/
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public void setFamily(byte f)
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{
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public void setFamily(byte f) {
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field_7_family = f;
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}
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/**
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* set the character set
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*
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* @param charset - characterset
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* @param charset - character set
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*/
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public void setCharset(byte charset)
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{
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public void setCharset(byte charset) {
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field_8_charset = charset;
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}
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@ -243,9 +222,7 @@ public final class FontRecord extends StandardRecord {
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*
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* @param fn - name of the font (i.e. "Arial")
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*/
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public void setFontName(String fn)
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{
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public void setFontName(String fn) {
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field_11_font_name = fn;
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}
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@ -254,9 +231,7 @@ public final class FontRecord extends StandardRecord {
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*
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* @return fontheight (in points/20)
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*/
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public short getFontHeight()
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{
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public short getFontHeight() {
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return field_1_font_height;
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}
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@ -265,9 +240,7 @@ public final class FontRecord extends StandardRecord {
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*
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* @return attribute - the bitmask
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*/
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public short getAttributes()
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{
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public short getAttributes() {
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return field_2_attributes;
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}
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@ -277,9 +250,7 @@ public final class FontRecord extends StandardRecord {
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* @return italics - whether the font is italics or not
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* @see #getAttributes()
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*/
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public boolean isItalic()
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{
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public boolean isItalic() {
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return italic.isSet(field_2_attributes);
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}
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@ -289,9 +260,7 @@ public final class FontRecord extends StandardRecord {
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* @return strike - whether the font is stricken out or not
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* @see #getAttributes()
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*/
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public boolean isStruckout()
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{
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public boolean isStruckout(){
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return strikeout.isSet(field_2_attributes);
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}
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@ -302,9 +271,7 @@ public final class FontRecord extends StandardRecord {
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* @return mac - whether to do that mac font outline thing or not
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* @see #getAttributes()
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*/
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public boolean isMacoutlined()
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{
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public boolean isMacoutlined(){
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return macoutline.isSet(field_2_attributes);
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}
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@ -315,9 +282,7 @@ public final class FontRecord extends StandardRecord {
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* @return mac - whether to do that mac font shadow thing or not
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* @see #getAttributes()
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*/
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public boolean isMacshadowed()
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{
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public boolean isMacshadowed(){
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return macshadow.isSet(field_2_attributes);
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}
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@ -326,9 +291,7 @@ public final class FontRecord extends StandardRecord {
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*
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* @return cpi - font color index
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*/
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public short getColorPaletteIndex()
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{
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public short getColorPaletteIndex(){
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return field_3_color_palette_index;
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}
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@ -338,9 +301,7 @@ public final class FontRecord extends StandardRecord {
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*
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* @return bw - a number between 100-1000 for the fonts "boldness"
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*/
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public short getBoldWeight()
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{
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public short getBoldWeight(){
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return field_4_bold_weight;
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}
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@ -352,9 +313,7 @@ public final class FontRecord extends StandardRecord {
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* @see #SS_SUPER
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* @see #SS_SUB
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*/
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public short getSuperSubScript()
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{
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public short getSuperSubScript(){
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return field_5_super_sub_script;
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}
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@ -369,9 +328,7 @@ public final class FontRecord extends StandardRecord {
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* @see #U_SINGLE_ACCOUNTING
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* @see #U_DOUBLE_ACCOUNTING
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*/
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public byte getUnderline()
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{
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public byte getUnderline() {
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return field_6_underline;
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}
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@ -380,20 +337,16 @@ public final class FontRecord extends StandardRecord {
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*
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* @return family
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*/
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public byte getFamily()
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{
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public byte getFamily() {
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return field_7_family;
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}
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/**
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* get the character set
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*
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* @return charset - characterset
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* @return charset - character set
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*/
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public byte getCharset()
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{
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public byte getCharset() {
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return field_8_charset;
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}
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@ -402,45 +355,29 @@ public final class FontRecord extends StandardRecord {
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*
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* @return fn - name of the font (i.e. "Arial")
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*/
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public String getFontName()
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{
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public String getFontName() {
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return field_11_font_name;
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}
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public String toString()
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{
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StringBuffer buffer = new StringBuffer();
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public String toString() {
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StringBuffer sb = new StringBuffer();
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buffer.append("[FONT]\n");
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buffer.append(" .fontheight = ")
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.append(Integer.toHexString(getFontHeight())).append("\n");
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buffer.append(" .attributes = ")
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.append(Integer.toHexString(getAttributes())).append("\n");
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buffer.append(" .italic = ").append(isItalic())
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.append("\n");
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buffer.append(" .strikout = ").append(isStruckout())
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.append("\n");
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buffer.append(" .macoutlined= ").append(isMacoutlined())
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.append("\n");
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buffer.append(" .macshadowed= ").append(isMacshadowed())
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.append("\n");
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buffer.append(" .colorpalette = ")
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.append(Integer.toHexString(getColorPaletteIndex())).append("\n");
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buffer.append(" .boldweight = ")
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.append(Integer.toHexString(getBoldWeight())).append("\n");
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buffer.append(" .supersubscript = ")
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.append(Integer.toHexString(getSuperSubScript())).append("\n");
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buffer.append(" .underline = ")
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.append(Integer.toHexString(getUnderline())).append("\n");
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buffer.append(" .family = ")
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.append(Integer.toHexString(getFamily())).append("\n");
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buffer.append(" .charset = ")
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.append(Integer.toHexString(getCharset())).append("\n");
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buffer.append(" .fontname = ").append(getFontName())
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.append("\n");
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buffer.append("[/FONT]\n");
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return buffer.toString();
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sb.append("[FONT]\n");
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sb.append(" .fontheight = ").append(HexDump.shortToHex(getFontHeight())).append("\n");
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sb.append(" .attributes = ").append(HexDump.shortToHex(getAttributes())).append("\n");
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sb.append(" .italic = ").append(isItalic()).append("\n");
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sb.append(" .strikout = ").append(isStruckout()).append("\n");
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sb.append(" .macoutlined= ").append(isMacoutlined()).append("\n");
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sb.append(" .macshadowed= ").append(isMacshadowed()).append("\n");
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sb.append(" .colorpalette = ").append(HexDump.shortToHex(getColorPaletteIndex())).append("\n");
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sb.append(" .boldweight = ").append(HexDump.shortToHex(getBoldWeight())).append("\n");
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sb.append(" .supersubscript= ").append(HexDump.shortToHex(getSuperSubScript())).append("\n");
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sb.append(" .underline = ").append(HexDump.byteToHex(getUnderline())).append("\n");
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sb.append(" .family = ").append(HexDump.byteToHex(getFamily())).append("\n");
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sb.append(" .charset = ").append(HexDump.byteToHex(getCharset())).append("\n");
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sb.append(" .fontname = ").append(getFontName()).append("\n");
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sb.append("[/FONT]\n");
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return sb.toString();
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}
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public void serialize(LittleEndianOutput out) {
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@ -456,9 +393,9 @@ public final class FontRecord extends StandardRecord {
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out.writeByte(field_9_zero);
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int fontNameLen = field_11_font_name.length();
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out.writeByte(fontNameLen);
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if (fontNameLen > 0) {
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boolean hasMultibyte = StringUtil.hasMultibyte(field_11_font_name);
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out.writeByte(hasMultibyte ? 0x01 : 0x00);
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if (fontNameLen > 0) {
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if (hasMultibyte) {
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StringUtil.putUnicodeLE(field_11_font_name, out);
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} else {
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@ -467,20 +404,17 @@ public final class FontRecord extends StandardRecord {
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}
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}
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protected int getDataSize() {
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int size = 15; // 5 shorts + 5 bytes
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int size = 16; // 5 shorts + 6 bytes
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int fontNameLen = field_11_font_name.length();
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if (fontNameLen < 1) {
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// options byte is not encoded if no character data
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return size;
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}
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size ++; // options byte
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boolean hasMultibyte = StringUtil.hasMultibyte(field_11_font_name);
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return size + fontNameLen * (hasMultibyte ? 2 : 1);
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}
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public short getSid()
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{
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public short getSid() {
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return sid;
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}
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@ -544,17 +478,4 @@ public final class FontRecord extends StandardRecord {
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field_11_font_name.equals(other.field_11_font_name)
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;
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}
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/**
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* Only returns two for the same exact object -
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* creating a second FontRecord with the same
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* properties won't be considered equal, as
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* the record's position in the record stream
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* matters.
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*/
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public boolean equals(Object obj) {
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if (this == obj)
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return true;
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return false;
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}
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}
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@ -18,14 +18,18 @@
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package org.apache.poi.hssf.record;
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import junit.framework.AssertionFailedError;
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import junit.framework.TestCase;
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import org.apache.poi.util.HexRead;
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/**
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* Tests the serialization and deserialization of the {@link FontRecord}
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* class works correctly. Test data taken directly from a real Excel file.
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*/
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public final class TestFontRecord extends TestCase {
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private static final int SID = 0x31;
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private static final byte[] data = {
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0xC8-256, 00, // font height = xc8
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00, 00, // attrs = 0
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@ -87,9 +91,7 @@ public final class TestFontRecord extends TestCase {
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record.setFontName("Arial");
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byte [] recordBytes = record.serialize();
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assertEquals(recordBytes.length - 4, data.length);
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for (int i = 0; i < data.length; i++)
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assertEquals("At offset " + i, data[i], recordBytes[i+4]);
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TestcaseRecordInputStream.confirmRecordEncoding(0x31, data, recordBytes);
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}
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public void testCloneOnto() {
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@ -104,7 +106,7 @@ public final class TestFontRecord extends TestCase {
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assertEquals("At offset " + i, data[i], recordBytes[i+4]);
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}
|
||||
|
||||
public void testSameProperties() throws Exception {
|
||||
public void testSameProperties() {
|
||||
FontRecord f1 = new FontRecord(TestcaseRecordInputStream.create(0x31, data));
|
||||
FontRecord f2 = new FontRecord(TestcaseRecordInputStream.create(0x31, data));
|
||||
|
||||
@ -120,4 +122,28 @@ public final class TestFontRecord extends TestCase {
|
||||
f2.setFontHeight((short)0xc8);
|
||||
assertTrue(f1.sameProperties(f2));
|
||||
}
|
||||
|
||||
/**
|
||||
* Bugzilla 47250 suggests that the unicode options byte should be present even when the name
|
||||
* length is zero. The OOO documentation seems to agree with this and POI had no test data
|
||||
* samples to say otherwise.
|
||||
*/
|
||||
public void testEmptyName_bug47250() {
|
||||
byte[] emptyNameData = HexRead.readFromString(
|
||||
"C8 00 00 00 FF 7F 90 01 00 00 00 00 00 00 "
|
||||
+ "00" // zero length
|
||||
+ "00" // unicode options byte
|
||||
);
|
||||
|
||||
RecordInputStream in = TestcaseRecordInputStream.create(SID, emptyNameData);
|
||||
FontRecord fr = new FontRecord(in);
|
||||
if (in.available() == 1) {
|
||||
throw new AssertionFailedError("Identified bug 47250");
|
||||
}
|
||||
assertEquals(0, in.available());
|
||||
|
||||
assertEquals(0, fr.getFontName().length());
|
||||
byte[] recordBytes = fr.serialize();
|
||||
TestcaseRecordInputStream.confirmRecordEncoding(SID, emptyNameData, recordBytes);
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user