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Posted to commits@poi.apache.org by ga...@apache.org on 2019/01/04 10:10:31 UTC

svn commit: r1850342 - in /poi/trunk/src: ooxml/java/org/apache/poi/xssf/streaming/SXSSFCell.java testcases/org/apache/poi/ss/usermodel/BaseTestCell.java

Author: gallon
Date: Fri Jan  4 10:10:30 2019
New Revision: 1850342

URL: http://svn.apache.org/viewvc?rev=1850342&view=rev
Log:
Bug 63057: made SXSSFCell.setCellValue(String|RichTextString) exception-safe.
Also removed unused code.

Modified:
    poi/trunk/src/ooxml/java/org/apache/poi/xssf/streaming/SXSSFCell.java
    poi/trunk/src/testcases/org/apache/poi/ss/usermodel/BaseTestCell.java

Modified: poi/trunk/src/ooxml/java/org/apache/poi/xssf/streaming/SXSSFCell.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/ooxml/java/org/apache/poi/xssf/streaming/SXSSFCell.java?rev=1850342&r1=1850341&r2=1850342&view=diff
==============================================================================
--- poi/trunk/src/ooxml/java/org/apache/poi/xssf/streaming/SXSSFCell.java (original)
+++ poi/trunk/src/ooxml/java/org/apache/poi/xssf/streaming/SXSSFCell.java Fri Jan  4 10:10:30 2019
@@ -274,19 +274,17 @@ public class SXSSFCell implements Cell {
     @Override
     public void setCellValue(RichTextString value)
     {
-        XSSFRichTextString xvalue = (XSSFRichTextString)value;
-
-        if (xvalue != null && xvalue.getString() != null) {
-            ensureRichTextStringType();
-
-            if (xvalue.length() > SpreadsheetVersion.EXCEL2007.getMaxTextLength()) {
+        if (value != null && value.getString() != null) {
+            if (value.length() > SpreadsheetVersion.EXCEL2007.getMaxTextLength()) {
                 throw new IllegalArgumentException("The maximum length of cell contents (text) is 32,767 characters");
             }
 
+            ensureRichTextStringType();
+
             if(_value instanceof RichTextStringFormulaValue) {
-                ((RichTextStringFormulaValue) _value).setPreEvaluatedValue(xvalue);
+                ((RichTextStringFormulaValue) _value).setPreEvaluatedValue(value);
             } else {
-                ((RichTextValue) _value).setValue(xvalue);
+                ((RichTextValue) _value).setValue(value);
             }
         } else {
             setCellType(CellType.BLANK);
@@ -305,22 +303,17 @@ public class SXSSFCell implements Cell {
     public void setCellValue(String value)
     {
         if (value != null) {
-            ensureTypeOrFormulaType(CellType.STRING);
-            
             if (value.length() > SpreadsheetVersion.EXCEL2007.getMaxTextLength()) {
                 throw new IllegalArgumentException("The maximum length of cell contents (text) is 32,767 characters");
             }
-    
-            if(_value.getType()==CellType.FORMULA)
-                if(_value instanceof NumericFormulaValue) {
-                    ((NumericFormulaValue) _value).setPreEvaluatedValue(Double.parseDouble(value));
-                } else if(_value instanceof RichTextStringFormulaValue) {
-                    ((RichTextStringFormulaValue) _value).setPreEvaluatedValue(new XSSFRichTextString(value));
-                } else {
-                    ((StringFormulaValue) _value).setPreEvaluatedValue(value);
-                }
-            else
-                ((PlainStringValue)_value).setValue(value);
+
+            ensureTypeOrFormulaType(CellType.STRING);
+
+            if(_value.getType() == CellType.FORMULA) {
+                ((StringFormulaValue) _value).setPreEvaluatedValue(value);
+            } else {
+                ((PlainStringValue) _value).setValue(value);
+            }
         } else {
             setCellType(CellType.BLANK);
         }

Modified: poi/trunk/src/testcases/org/apache/poi/ss/usermodel/BaseTestCell.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/testcases/org/apache/poi/ss/usermodel/BaseTestCell.java?rev=1850342&r1=1850341&r2=1850342&view=diff
==============================================================================
--- poi/trunk/src/testcases/org/apache/poi/ss/usermodel/BaseTestCell.java (original)
+++ poi/trunk/src/testcases/org/apache/poi/ss/usermodel/BaseTestCell.java Fri Jan  4 10:10:30 2019
@@ -1156,4 +1156,47 @@ public abstract class BaseTestCell {
         boolean result = cell.getBooleanCellValue();
         assertFalse(result);
     }
+
+    @Test
+    public void setStringCellValue_ifThrows_shallNotChangeCell() {
+        Cell cell = _testDataProvider.createWorkbook().createSheet().createRow(0).createCell(0);
+
+        final double value = 2.78;
+        cell.setCellValue(value);
+        assertEquals(CellType.NUMERIC, cell.getCellType());
+
+        int badLength = cell.getSheet().getWorkbook().getSpreadsheetVersion().getMaxTextLength() + 1;
+        String badStringValue = new String(new byte[badLength]);
+
+        try {
+            cell.setCellValue(badStringValue);
+        } catch (IllegalArgumentException e) {
+            // no-op, expected to throw but we need to assert something more
+        }
+
+        assertEquals(CellType.NUMERIC, cell.getCellType());
+        assertEquals(value, cell.getNumericCellValue(), 0);
+    }
+
+    @Test
+    public void setStringCellValueWithRichTextString_ifThrows_shallNotChangeCell() {
+        Cell cell = _testDataProvider.createWorkbook().createSheet().createRow(0).createCell(0);
+
+        final double value = 2.78;
+        cell.setCellValue(value);
+        assertEquals(CellType.NUMERIC, cell.getCellType());
+
+        int badLength = cell.getSheet().getWorkbook().getSpreadsheetVersion().getMaxTextLength() + 1;
+        RichTextString badStringValue = cell.getSheet().getWorkbook().getCreationHelper().
+                createRichTextString(new String(new byte[badLength]));
+
+        try {
+            cell.setCellValue(badStringValue);
+        } catch (IllegalArgumentException e) {
+            // no-op, expected to throw but we need to assert something more
+        }
+
+        assertEquals(CellType.NUMERIC, cell.getCellType());
+        assertEquals(value, cell.getNumericCellValue(), 0);
+    }
 }



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