Fixed formula parser to handle names with backslashes

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@744749 13f79535-47bb-0310-9956-ffa450edef68

src/documentation/content/xdocs/changes.xml

@@ -37,6 +37,7 @@
 
 		<!-- Don't forget to update status.xml too! -->
         <release version="3.5-beta6" date="2008-??-??">
+           <action dev="POI-DEVELOPERS" type="fix">Fixed formula parser to handle names with backslashes</action>
            <action dev="POI-DEVELOPERS" type="add">46660 - added Workbook getHidden() and setHidden(boolean)</action>
            <action dev="POI-DEVELOPERS" type="fix">46693 - Fixed bugs serialization bugs in records: CHARTFORMAT, SHTPROPS, SXVD and SXVDEX</action>
            <action dev="POI-DEVELOPERS" type="fix">46627 - Fixed offset of added images if Pictures stream contains pictures with zero length</action>

src/documentation/content/xdocs/status.xml

@@ -34,6 +34,7 @@
 	<!-- Don't forget to update changes.xml too! -->
     <changes>
         <release version="3.5-beta6" date="2008-??-??">
+           <action dev="POI-DEVELOPERS" type="fix">Fixed formula parser to handle names with backslashes</action>
            <action dev="POI-DEVELOPERS" type="add">46660 - added Workbook getHidden() and setHidden(boolean)</action>
            <action dev="POI-DEVELOPERS" type="fix">46693 - Fixed bugs serialization bugs in records: CHARTFORMAT, SHTPROPS, SXVD and SXVDEX</action>
            <action dev="POI-DEVELOPERS" type="fix">46627 - Fixed offset of added images if Pictures stream contains pictures with zero length</action>

src/java/org/apache/poi/ss/formula/FormulaParser.java

@@ -298,7 +298,7 @@ public final class FormulaParser {
         } else {
             // allow for any sequence of dots and identifier chars
             // special case of two consecutive dots is best treated in the calling code
-            while (IsAlNum(look) || look == '.' || look == '[' || look == ']') {
+            while (IsAlNum(look) || look == '.' || look == '[' || look == ']' || look == '\\') {
                 sb.append(look);
                 GetChar();
             }

src/testcases/org/apache/poi/hssf/model/TestFormulaParser.java

@@ -996,4 +996,25 @@ public final class TestFormulaParser extends TestCase {
 		MemFuncPtg mf = (MemFuncPtg)ptgs[0];
 		assertEquals(15, mf.getLenRefSubexpression());
 	}
+
+    /** Named ranges with backslashes, e.g. 'POI\\2009' */
+    public void testBackSlashInNames() {
+        HSSFWorkbook wb = new HSSFWorkbook();
+
+        HSSFName name = wb.createName();
+        name.setNameName("POI\\2009");
+        name.setRefersToFormula("Sheet1!$A$1");
+
+        HSSFSheet sheet = wb.createSheet();
+        HSSFRow row = sheet.createRow(0);
+
+        HSSFCell cell_C1 =  row.createCell(2);
+        cell_C1.setCellFormula("POI\\2009");
+        assertEquals("POI\\2009", cell_C1.getCellFormula());
+
+        HSSFCell cell_D1 = row.createCell(2);
+        cell_D1.setCellFormula("NOT(POI\\2009=\"3.5-final\")");
+        assertEquals("NOT(POI\\2009=\"3.5-final\")", cell_D1.getCellFormula());
+    }
+
 }