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Fix newly introduced Sonar issues and allow text to be null 

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1771563 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Dominik Stadler 2016-11-27 11:06:57 +00:00
parent 470a17ad43
commit f8040a4c41
2 changed files with 20 additions and 16 deletions
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21
src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFDataValidation.java
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@ -35,6 +35,8 @@ import org.openxmlformats.schemas.spreadsheetml.x2006.main.STDataValidationOpera
* *
*/ */
public class XSSFDataValidation implements DataValidation { public class XSSFDataValidation implements DataValidation {
private static final int MAX_TEXT_LENGTH = 255;
private CTDataValidation ctDdataValidation; private CTDataValidation ctDdataValidation;
private XSSFDataValidationConstraint validationConstraint; private XSSFDataValidationConstraint validationConstraint;
private CellRangeAddressList regions; private CellRangeAddressList regions;
@ -44,14 +46,12 @@ public class XSSFDataValidation implements DataValidation {
static Map<Integer,STDataValidationType.Enum> validationTypeMappings = new HashMap<Integer,STDataValidationType.Enum>(); static Map<Integer,STDataValidationType.Enum> validationTypeMappings = new HashMap<Integer,STDataValidationType.Enum>();
static Map<STDataValidationType.Enum,Integer> validationTypeReverseMappings = new HashMap<STDataValidationType.Enum,Integer>(); static Map<STDataValidationType.Enum,Integer> validationTypeReverseMappings = new HashMap<STDataValidationType.Enum,Integer>();
static Map<Integer,STDataValidationErrorStyle.Enum> errorStyleMappings = new HashMap<Integer,STDataValidationErrorStyle.Enum>(); static Map<Integer,STDataValidationErrorStyle.Enum> errorStyleMappings = new HashMap<Integer,STDataValidationErrorStyle.Enum>();
static { static {
errorStyleMappings.put(DataValidation.ErrorStyle.INFO, STDataValidationErrorStyle.INFORMATION); errorStyleMappings.put(DataValidation.ErrorStyle.INFO, STDataValidationErrorStyle.INFORMATION);
errorStyleMappings.put(DataValidation.ErrorStyle.STOP, STDataValidationErrorStyle.STOP); errorStyleMappings.put(DataValidation.ErrorStyle.STOP, STDataValidationErrorStyle.STOP);
errorStyleMappings.put(DataValidation.ErrorStyle.WARNING, STDataValidationErrorStyle.WARNING); errorStyleMappings.put(DataValidation.ErrorStyle.WARNING, STDataValidationErrorStyle.WARNING);
}
static {
operatorTypeMappings.put(DataValidationConstraint.OperatorType.BETWEEN,STDataValidationOperator.BETWEEN); operatorTypeMappings.put(DataValidationConstraint.OperatorType.BETWEEN,STDataValidationOperator.BETWEEN);
operatorTypeMappings.put(DataValidationConstraint.OperatorType.NOT_BETWEEN,STDataValidationOperator.NOT_BETWEEN); operatorTypeMappings.put(DataValidationConstraint.OperatorType.NOT_BETWEEN,STDataValidationOperator.NOT_BETWEEN);
operatorTypeMappings.put(DataValidationConstraint.OperatorType.EQUAL,STDataValidationOperator.EQUAL); operatorTypeMappings.put(DataValidationConstraint.OperatorType.EQUAL,STDataValidationOperator.EQUAL);
@ -64,9 +64,7 @@ public class XSSFDataValidation implements DataValidation {
for( Map.Entry<Integer,STDataValidationOperator.Enum> entry : operatorTypeMappings.entrySet() ) { for( Map.Entry<Integer,STDataValidationOperator.Enum> entry : operatorTypeMappings.entrySet() ) {
operatorTypeReverseMappings.put(entry.getValue(),entry.getKey()); operatorTypeReverseMappings.put(entry.getValue(),entry.getKey());
} }
}
static {
validationTypeMappings.put(DataValidationConstraint.ValidationType.FORMULA,STDataValidationType.CUSTOM); validationTypeMappings.put(DataValidationConstraint.ValidationType.FORMULA,STDataValidationType.CUSTOM);
validationTypeMappings.put(DataValidationConstraint.ValidationType.DATE,STDataValidationType.DATE); validationTypeMappings.put(DataValidationConstraint.ValidationType.DATE,STDataValidationType.DATE);
validationTypeMappings.put(DataValidationConstraint.ValidationType.DECIMAL,STDataValidationType.DECIMAL); validationTypeMappings.put(DataValidationConstraint.ValidationType.DECIMAL,STDataValidationType.DECIMAL);
@ -81,7 +79,6 @@ public class XSSFDataValidation implements DataValidation {
} }
} }
XSSFDataValidation(CellRangeAddressList regions,CTDataValidation ctDataValidation) { XSSFDataValidation(CellRangeAddressList regions,CTDataValidation ctDataValidation) {
this(getConstraint(ctDataValidation), regions, ctDataValidation); this(getConstraint(ctDataValidation), regions, ctDataValidation);
} }
@ -104,10 +101,10 @@ public class XSSFDataValidation implements DataValidation {
*/ */
public void createErrorBox(String title, String text) { public void createErrorBox(String title, String text) {
// the spec does not specify a length-limit, however Excel reports files as "corrupt" if they exceed 255 bytes for these texts... // the spec does not specify a length-limit, however Excel reports files as "corrupt" if they exceed 255 bytes for these texts...
if(title != null && title.length() > 255) { if(title != null && title.length() > MAX_TEXT_LENGTH) {
throw new IllegalStateException("Error-title cannot be longer than 32 characters, but had: " + title); throw new IllegalStateException("Error-title cannot be longer than 32 characters, but had: " + title);
} }
if(text != null && text.length() > 255) { if(text != null && text.length() > MAX_TEXT_LENGTH) {
throw new IllegalStateException("Error-text cannot be longer than 255 characters, but had: " + text); throw new IllegalStateException("Error-text cannot be longer than 255 characters, but had: " + text);
} }
ctDdataValidation.setErrorTitle(encodeUtf(title)); ctDdataValidation.setErrorTitle(encodeUtf(title));
@ -119,10 +116,10 @@ public class XSSFDataValidation implements DataValidation {
*/ */
public void createPromptBox(String title, String text) { public void createPromptBox(String title, String text) {
// the spec does not specify a length-limit, however Excel reports files as "corrupt" if they exceed 255 bytes for these texts... // the spec does not specify a length-limit, however Excel reports files as "corrupt" if they exceed 255 bytes for these texts...
if(title != null && title.length() > 255) { if(title != null && title.length() > MAX_TEXT_LENGTH) {
throw new IllegalStateException("Error-title cannot be longer than 32 characters, but had: " + title); throw new IllegalStateException("Error-title cannot be longer than 32 characters, but had: " + title);
} }
if(text != null && text.length() > 255) { if(text != null && text.length() > MAX_TEXT_LENGTH) {
throw new IllegalStateException("Error-text cannot be longer than 255 characters, but had: " + text); throw new IllegalStateException("Error-text cannot be longer than 255 characters, but had: " + text);
} }
ctDdataValidation.setPromptTitle(encodeUtf(title)); ctDdataValidation.setPromptTitle(encodeUtf(title));
@ -143,6 +140,10 @@ public class XSSFDataValidation implements DataValidation {
* @return the encoded string * @return the encoded string
*/ */
private String encodeUtf(String text) { private String encodeUtf(String text) {
if(text == null) {
return null;
}
StringBuilder builder = new StringBuilder(); StringBuilder builder = new StringBuilder();
for(char c : text.toCharArray()) { for(char c : text.toCharArray()) {
// for now only encode characters below 32, we can add more here if needed // for now only encode characters below 32, we can add more here if needed

11
src/testcases/org/apache/poi/ss/usermodel/BaseTestBugzillaIssues.java
View File

@ -1805,6 +1805,9 @@ public abstract class BaseTestBugzillaIssues {
checkFailures(dataValidation, TEST_256, TEST_32, true); checkFailures(dataValidation, TEST_256, TEST_32, true);
checkFailures(dataValidation, TEST_32, TEST_256, true); checkFailures(dataValidation, TEST_32, TEST_256, true);
// null does work
checkFailures(dataValidation, null, null, false);
// more than 32 title fail for HSSFWorkbook // more than 32 title fail for HSSFWorkbook
checkFailures(dataValidation, TEST_255, TEST_32, wb instanceof HSSFWorkbook); checkFailures(dataValidation, TEST_255, TEST_32, wb instanceof HSSFWorkbook);
@ -1838,16 +1841,16 @@ public abstract class BaseTestBugzillaIssues {
private void checkFailures(DataValidation dataValidation, String title, String text, boolean shouldFail) { private void checkFailures(DataValidation dataValidation, String title, String text, boolean shouldFail) {
try { try {
dataValidation.createPromptBox(title, text); dataValidation.createPromptBox(title, text);
assertFalse("Should fail in a length-check, had " + title.length() + " and " + text.length(), shouldFail); assertFalse("Should fail in a length-check, had " + (title == null ? null : title.length()) + " and " + (text == null ? null : text.length()), shouldFail);
} catch (IllegalStateException e) { } catch (IllegalStateException e) {
assertTrue("Should not fail in a length-check, had " + title.length() + " and " + text.length(), shouldFail); assertTrue("Should not fail in a length-check, had " + (title == null ? null : title.length()) + " and " + (text == null ? null : text.length()), shouldFail);
// expected here // expected here
} }
try { try {
dataValidation.createErrorBox(title, text); dataValidation.createErrorBox(title, text);
assertFalse("Should fail in a length-check, had " + title.length() + " and " + text.length(), shouldFail); assertFalse("Should fail in a length-check, had " + (title == null ? null : title.length()) + " and " + (text == null ? null : text.length()), shouldFail);
} catch (IllegalStateException e) { } catch (IllegalStateException e) {
assertTrue("Should not fail in a length-check, had " + title.length() + " and " + text.length(), shouldFail); assertTrue("Should not fail in a length-check, had " + (title == null ? null : title.length()) + " and " + (text == null ? null : text.length()), shouldFail);
} }
} }