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findbugs: fix SF_SWITCH_FALLTHROUGH warnings 

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1748088 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Javen O'Neal 2016-06-13 06:12:35 +00:00
parent 1e55cb475a
commit f31c1d72fc
8 changed files with 50 additions and 1 deletions
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3
src/java/org/apache/poi/hssf/record/EmbeddedObjectRefSubRecord.java
View File

@ -269,7 +269,8 @@ public final class EmbeddedObjectRefSubRecord extends SubRecord implements Clone
switch(idOffset - (pos - 6)) { // 6 for 3 shorts: sid, dataSize, idOffset
case 1:
out.writeByte(field_4_unknownByte == null ? 0x00 : field_4_unknownByte.intValue());
pos ++;
pos++;
break;
case 0:
break;
default:

6
src/java/org/apache/poi/hssf/usermodel/HSSFCell.java
View File

@ -457,6 +457,7 @@ public class HSSFCell implements Cell {
* precalculated value, for numerics we'll set its value. For other types we
* will change the cell to a numeric cell and set its value.
*/
@SuppressWarnings("fallthrough")
public void setCellValue(double value) {
if(Double.isInfinite(value)) {
// Excel does not support positive/negative infinities,
@ -474,6 +475,7 @@ public class HSSFCell implements Cell {
switch (_cellType) {
default:
setCellType(CELL_TYPE_NUMERIC, false, row, col, styleIndex);
// fall through
case CELL_TYPE_NUMERIC:
(( NumberRecord ) _record).setValue(value);
break;
@ -743,6 +745,7 @@ public class HSSFCell implements Cell {
* precalculated value, for booleans we'll set its value. For other types we
* will change the cell to a boolean cell and set its value.
*/
@SuppressWarnings("fallthrough")
public void setCellValue(boolean value) {
int row=_record.getRow();
short col=_record.getColumn();
@ -751,6 +754,7 @@ public class HSSFCell implements Cell {
switch (_cellType) {
default:
setCellType(CELL_TYPE_BOOLEAN, false, row, col, styleIndex);
// fall through
case CELL_TYPE_BOOLEAN:
(( BoolErrRecord ) _record).setValue(value);
break;
@ -768,6 +772,7 @@ public class HSSFCell implements Cell {
* its value. For other types we will change the cell to an error
* cell and set its value.
*/
@SuppressWarnings("fallthrough")
public void setCellErrorValue(byte errorCode) {
int row=_record.getRow();
short col=_record.getColumn();
@ -775,6 +780,7 @@ public class HSSFCell implements Cell {
switch (_cellType) {
default:
setCellType(CELL_TYPE_ERROR, false, row, col, styleIndex);
// fall through
case CELL_TYPE_ERROR:
(( BoolErrRecord ) _record).setValue(errorCode);
break;

1
src/java/org/apache/poi/hssf/usermodel/HSSFWorkbook.java
View File

@ -1744,6 +1744,7 @@ public final class HSSFWorkbook extends POIDocument implements org.apache.poi.ss
* @see #PICTURE_TYPE_JPEG
* @see #PICTURE_TYPE_DIB
*/
@SuppressWarnings("fallthrough")
@Override
public int addPicture(byte[] pictureData, int format)
{

1
src/java/org/apache/poi/ss/formula/atp/YearFrac.java
View File

@ -65,6 +65,7 @@ final class YearFrac implements FreeRefFunction {
switch(args.length) {
case 3:
basis = evaluateIntArg(args[2], srcCellRow, srcCellCol);
// fall through
case 2:
break;
default:

3
src/java/org/apache/poi/ss/formula/functions/FinanceFunction.java
View File

@ -87,6 +87,7 @@ public abstract class FinanceFunction implements Function3Arg, Function4Arg {
}
}
@SuppressWarnings("fallthrough")
protected double evaluate(double[] ds) throws EvaluationException {
// All finance functions have 3 to 5 args, first 4 are numbers, last is boolean
// default for last 2 args are 0.0 and false
@ -98,8 +99,10 @@ public abstract class FinanceFunction implements Function3Arg, Function4Arg {
switch(ds.length) {
case 5:
arg4 = ds[4];
// fall through
case 4:
arg3 = ds[3];
// fall through
case 3:
break;
default:

1
src/java/org/apache/poi/ss/formula/functions/Offset.java
View File

@ -161,6 +161,7 @@ public final class Offset implements Function {
}
}
@SuppressWarnings("fallthrough")
public ValueEval evaluate(ValueEval[] args, int srcCellRow, int srcCellCol) {
if(args.length < 3 || args.length > 5) {
return ErrorEval.VALUE_INVALID;

2
src/java/org/apache/poi/util/HexRead.java
View File

@ -101,6 +101,7 @@ public class HexRead
return readData(stream, section);
}
@SuppressWarnings("fallthrough")
static public byte[] readData( InputStream stream, int eofChar )
throws IOException
{
@ -137,6 +138,7 @@ public class HexRead
case 'E':
case 'F':
baseChar = 'A';
// fall through
case 'a':
case 'b':
case 'c':

34
src/resources/devtools/findbugs-filters.xml
View File

@ -82,6 +82,40 @@
<Field name="pitch" />
</Or>
</Match>
<Match>
<Class name="org.apache.poi.hssf.usermodel.HSSFCell"/>
<Or>
<Method name="setCellValue" params="double" />
<Method name="setCellValue" params="boolean" />
<Method name="setCellErrorValue" params="byte" />
</Or>
<Bug pattern="SF_SWITCH_FALLTHROUGH" />
</Match>
<Match>
<Class name="org.apache.poi.hssf.usermodel.HSSFWorkbook"/>
<Method name="addPicture" />
<Bug pattern="SF_SWITCH_FALLTHROUGH" />
</Match>
<Match>
<Class name="org.apache.poi.ss.formula.atp.YearFrac"/>
<Method name="evaluate" />
<Bug pattern="SF_SWITCH_FALLTHROUGH" />
</Match>
<Match>
<Class name="org.apache.poi.ss.formula.functions.FinanceFunction"/>
<Method name="evaluate" />
<Bug pattern="SF_SWITCH_FALLTHROUGH" />
</Match>
<Match>
<Class name="org.apache.poi.ss.formula.functions.Offset"/>
<Method name="evaluate" />
<Bug pattern="SF_SWITCH_FALLTHROUGH" />
</Match>
<Match>
<Class name="org.apache.poi.util.HeadRead"/>
<Method name="readData" params="java.io.InputStream,int" />
<Bug pattern="SF_SWITCH_FALLTHROUGH" />
</Match>
<!-- invalid performance issues - e.g. see #57840 -->