diff --git a/src/java/org/apache/poi/hssf/record/aggregates/CFRecordsAggregate.java b/src/java/org/apache/poi/hssf/record/aggregates/CFRecordsAggregate.java
index d6da4f686..c43e4f5ae 100644
--- a/src/java/org/apache/poi/hssf/record/aggregates/CFRecordsAggregate.java
+++ b/src/java/org/apache/poi/hssf/record/aggregates/CFRecordsAggregate.java
@@ -45,242 +45,237 @@ import org.apache.poi.util.POILogger;
  *  not a file format one.</p>
  */
 public final class CFRecordsAggregate extends RecordAggregate {
-	/** Excel 97-2003 allows up to 3 conditional formating rules */
-	private static final int MAX_97_2003_CONDTIONAL_FORMAT_RULES = 3;
-	private static final POILogger logger = POILogFactory.getLogger(CFRecordsAggregate.class);
+    /** Excel 97-2003 allows up to 3 conditional formating rules */
+    private static final int MAX_97_2003_CONDTIONAL_FORMAT_RULES = 3;
+    private static final POILogger logger = POILogFactory.getLogger(CFRecordsAggregate.class);
 
-	private final CFHeaderBase header;
+    private final CFHeaderBase header;
 
-	/** List of CFRuleRecord objects */
-	private final List<CFRuleBase> rules;
+    /** List of CFRuleRecord objects */
+    private final List<CFRuleBase> rules;
 
-	private CFRecordsAggregate(CFHeaderBase pHeader, CFRuleBase[] pRules) {
-		if(pHeader == null) {
-			throw new IllegalArgumentException("header must not be null");
-		}
-		if(pRules == null) {
-			throw new IllegalArgumentException("rules must not be null");
-		}
-		if(pRules.length > MAX_97_2003_CONDTIONAL_FORMAT_RULES) {
-		    logger.log(POILogger.WARN, "Excel versions before 2007 require that "
-			        + "No more than " + MAX_97_2003_CONDTIONAL_FORMAT_RULES 
-			        + " rules may be specified, " + pRules.length + " were found,"
-			        + " this file will cause problems with old Excel versions");
-		}
-		if (pRules.length != pHeader.getNumberOfConditionalFormats()) {
-			throw new RuntimeException("Mismatch number of rules");
-		}
-		header = pHeader;
-		rules = new ArrayList<CFRuleBase>(pRules.length);
-		for (int i = 0; i < pRules.length; i++) {
-		    checkRuleType(pRules[i]);
-			rules.add(pRules[i]);
-		}
-	}
+    private CFRecordsAggregate(CFHeaderBase pHeader, CFRuleBase[] pRules) {
+        if(pHeader == null) {
+            throw new IllegalArgumentException("header must not be null");
+        }
+        if(pRules == null) {
+            throw new IllegalArgumentException("rules must not be null");
+        }
+        if(pRules.length > MAX_97_2003_CONDTIONAL_FORMAT_RULES) {
+            logger.log(POILogger.WARN, "Excel versions before 2007 require that "
+                    + "No more than " + MAX_97_2003_CONDTIONAL_FORMAT_RULES 
+                    + " rules may be specified, " + pRules.length + " were found,"
+                    + " this file will cause problems with old Excel versions");
+        }
+        if (pRules.length != pHeader.getNumberOfConditionalFormats()) {
+            throw new RuntimeException("Mismatch number of rules");
+        }
+        header = pHeader;
+        rules = new ArrayList<CFRuleBase>(pRules.length);
+        for (int i = 0; i < pRules.length; i++) {
+            checkRuleType(pRules[i]);
+            rules.add(pRules[i]);
+        }
+    }
 
-	public CFRecordsAggregate(CellRangeAddress[] regions, CFRuleBase[] rules) {
-		this(createHeader(regions, rules), rules);
-	}
-	private static CFHeaderBase createHeader(CellRangeAddress[] regions, CFRuleBase[] rules) {
-	    if (rules.length == 0 || rules[0] instanceof CFRuleRecord) {
-	        return new CFHeaderRecord(regions, rules.length);
-	    }
-	    return new CFHeader12Record(regions, rules.length);
-	}
+    public CFRecordsAggregate(CellRangeAddress[] regions, CFRuleBase[] rules) {
+        this(createHeader(regions, rules), rules);
+    }
+    private static CFHeaderBase createHeader(CellRangeAddress[] regions, CFRuleBase[] rules) {
+        if (rules.length == 0 || rules[0] instanceof CFRuleRecord) {
+            return new CFHeaderRecord(regions, rules.length);
+        }
+        return new CFHeader12Record(regions, rules.length);
+    }
 
-	/**
-	 * Create CFRecordsAggregate from a list of CF Records
-	 * @param rs - the stream to read from
-	 * @return CFRecordsAggregate object
-	 */
-	public static CFRecordsAggregate createCFAggregate(RecordStream rs) {
-		Record rec = rs.getNext();
-		if (rec.getSid() != CFHeaderRecord.sid &&
-		    rec.getSid() != CFHeader12Record.sid) {
-			throw new IllegalStateException("next record sid was " + rec.getSid() 
-					+ " instead of " + CFHeaderRecord.sid + " or " +
-			        CFHeader12Record.sid + " as expected");
-		}
+    /**
+     * Create CFRecordsAggregate from a list of CF Records
+     * @param rs - the stream to read from
+     * @return CFRecordsAggregate object
+     */
+    public static CFRecordsAggregate createCFAggregate(RecordStream rs) {
+        Record rec = rs.getNext();
+        if (rec.getSid() != CFHeaderRecord.sid &&
+            rec.getSid() != CFHeader12Record.sid) {
+            throw new IllegalStateException("next record sid was " + rec.getSid() 
+                    + " instead of " + CFHeaderRecord.sid + " or " +
+                    CFHeader12Record.sid + " as expected");
+        }
 
-		CFHeaderBase header = (CFHeaderBase)rec;
-		int nRules = header.getNumberOfConditionalFormats();
+        CFHeaderBase header = (CFHeaderBase)rec;
+        int nRules = header.getNumberOfConditionalFormats();
 
-		CFRuleBase[] rules = new CFRuleBase[nRules];
-		for (int i = 0; i < rules.length; i++) {
-			rules[i] = (CFRuleBase) rs.getNext();
-		}
-		
-		return new CFRecordsAggregate(header, rules);
-	}
+        CFRuleBase[] rules = new CFRuleBase[nRules];
+        for (int i = 0; i < rules.length; i++) {
+            rules[i] = (CFRuleBase) rs.getNext();
+        }
 
-	/**
-	 * Create a deep clone of the record
-	 */
-	public CFRecordsAggregate cloneCFAggregate()
-	{
-	    CFRuleBase[] newRecs = new CFRuleBase[rules.size()];
-		for (int i = 0; i < newRecs.length; i++) {
-			newRecs[i] = (CFRuleRecord) getRule(i).clone();
-		}
-		return new CFRecordsAggregate((CFHeaderBase)header.clone(), newRecs);
-	}
+        return new CFRecordsAggregate(header, rules);
+    }
 
-	/**
-	 * @return the header. Never <code>null</code>.
-	 */
-	public CFHeaderBase getHeader()
-	{
-		return header;
-	}
-	
-	private void checkRuleIndex(int idx) {
-		if(idx < 0 || idx >= rules.size()) {
-			throw new IllegalArgumentException("Bad rule record index (" + idx 
-					+ ") nRules=" + rules.size());
-		}
-	}
-	private void checkRuleType(CFRuleBase r) {
-	    if (header instanceof CFHeaderRecord &&
-	             r instanceof CFRuleRecord) {
-	        return;
-	    }
+    /**
+     * Create a deep clone of the record
+     */
+    public CFRecordsAggregate cloneCFAggregate() {
+        CFRuleBase[] newRecs = new CFRuleBase[rules.size()];
+        for (int i = 0; i < newRecs.length; i++) {
+            newRecs[i] = (CFRuleRecord) getRule(i).clone();
+        }
+        return new CFRecordsAggregate((CFHeaderBase)header.clone(), newRecs);
+    }
+
+    /**
+     * @return the header. Never <code>null</code>.
+     */
+    public CFHeaderBase getHeader() {
+        return header;
+    }
+
+    private void checkRuleIndex(int idx) {
+        if(idx < 0 || idx >= rules.size()) {
+            throw new IllegalArgumentException("Bad rule record index (" + idx 
+                    + ") nRules=" + rules.size());
+        }
+    }
+    private void checkRuleType(CFRuleBase r) {
+        if (header instanceof CFHeaderRecord &&
+                 r instanceof CFRuleRecord) {
+            return;
+        }
         if (header instanceof CFHeader12Record &&
                  r instanceof CFRule12Record) {
            return;
         }
         throw new IllegalArgumentException("Header and Rule must both be CF or both be CF12, can't mix");
-	}
-	
-	public CFRuleBase getRule(int idx) {
-		checkRuleIndex(idx);
-		return rules.get(idx);
-	}
-	public void setRule(int idx, CFRuleBase r) {
-		if (r == null) {
-			throw new IllegalArgumentException("r must not be null");
-		}
-		checkRuleIndex(idx);
-		checkRuleType(r);
-		rules.set(idx, r);
-	}
-	public void addRule(CFRuleBase r) {
-		if (r == null) {
-			throw new IllegalArgumentException("r must not be null");
-		}
-		if(rules.size() >= MAX_97_2003_CONDTIONAL_FORMAT_RULES) {
-            logger.log(POILogger.WARN, "Excel versions before 2007 cannot cope with" 
-		            + " any more than " + MAX_97_2003_CONDTIONAL_FORMAT_RULES 
-                    + " - this file will cause problems with old Excel versions");
-		}
+    }
+
+    public CFRuleBase getRule(int idx) {
+        checkRuleIndex(idx);
+        return rules.get(idx);
+    }
+    public void setRule(int idx, CFRuleBase r) {
+        if (r == null) {
+            throw new IllegalArgumentException("r must not be null");
+        }
+        checkRuleIndex(idx);
         checkRuleType(r);
-		rules.add(r);
-		header.setNumberOfConditionalFormats(rules.size());
-	}
-	public int getNumberOfRules() {
-		return rules.size();
-	}
+        rules.set(idx, r);
+    }
+    public void addRule(CFRuleBase r) {
+        if (r == null) {
+            throw new IllegalArgumentException("r must not be null");
+        }
+        if(rules.size() >= MAX_97_2003_CONDTIONAL_FORMAT_RULES) {
+            logger.log(POILogger.WARN, "Excel versions before 2007 cannot cope with" 
+                    + " any more than " + MAX_97_2003_CONDTIONAL_FORMAT_RULES 
+                    + " - this file will cause problems with old Excel versions");
+        }
+        checkRuleType(r);
+        rules.add(r);
+        header.setNumberOfConditionalFormats(rules.size());
+    }
+    public int getNumberOfRules() {
+        return rules.size();
+    }
 
-	/**
-	 * String representation of CFRecordsAggregate
-	 */
-	public String toString()
-	{
-		StringBuffer buffer = new StringBuffer();
-		String type = "CF";
-		if (header instanceof CFHeader12Record) {
-		    type = "CF12";
-		}
+    /**
+     * String representation of CFRecordsAggregate
+     */
+    public String toString() {
+        StringBuffer buffer = new StringBuffer();
+        String type = "CF";
+        if (header instanceof CFHeader12Record) {
+            type = "CF12";
+        }
 
-		buffer.append("[").append(type).append("]\n");
-		if( header != null )
-		{
-			buffer.append(header.toString());
-		}
-		for(int i=0; i<rules.size(); i++)
-		{
-			CFRuleBase cfRule = rules.get(i);
-			buffer.append(cfRule.toString());
-		}
+        buffer.append("[").append(type).append("]\n");
+        if( header != null ) {
+            buffer.append(header.toString());
+        }
+        for(int i=0; i<rules.size(); i++) {
+            CFRuleBase cfRule = rules.get(i);
+            buffer.append(cfRule.toString());
+        }
         buffer.append("[/").append(type).append("]\n");
-		return buffer.toString();
-	}
+        return buffer.toString();
+    }
 
-	public void visitContainedRecords(RecordVisitor rv) {
-		rv.visitRecord(header);
-		for(int i=0; i<rules.size(); i++) {
-			CFRuleBase rule = rules.get(i);
-			rv.visitRecord(rule);
-		}
-	}
+    public void visitContainedRecords(RecordVisitor rv) {
+        rv.visitRecord(header);
+        for(int i=0; i<rules.size(); i++) {
+            CFRuleBase rule = rules.get(i);
+            rv.visitRecord(rule);
+        }
+    }
 
-	/**
-	 * @return <code>false</code> if this whole {@link CFHeaderRecord} / {@link CFRuleRecord}s should be deleted
-	 */
-	public boolean updateFormulasAfterCellShift(FormulaShifter shifter, int currentExternSheetIx) {
-		CellRangeAddress[] cellRanges = header.getCellRanges();
-		boolean changed = false;
-		List<CellRangeAddress> temp = new ArrayList<CellRangeAddress>();
-		for (int i = 0; i < cellRanges.length; i++) {
-			CellRangeAddress craOld = cellRanges[i];
-			CellRangeAddress craNew = shiftRange(shifter, craOld, currentExternSheetIx);
-			if (craNew == null) {
-				changed = true;
-				continue;
-			}
-			temp.add(craNew);
-			if (craNew != craOld) {
-				changed = true;
-			}
-		}
+    /**
+     * @return <code>false</code> if this whole {@link CFHeaderRecord} / {@link CFRuleRecord}s should be deleted
+     */
+    public boolean updateFormulasAfterCellShift(FormulaShifter shifter, int currentExternSheetIx) {
+        CellRangeAddress[] cellRanges = header.getCellRanges();
+        boolean changed = false;
+        List<CellRangeAddress> temp = new ArrayList<CellRangeAddress>();
+        for (int i = 0; i < cellRanges.length; i++) {
+            CellRangeAddress craOld = cellRanges[i];
+            CellRangeAddress craNew = shiftRange(shifter, craOld, currentExternSheetIx);
+            if (craNew == null) {
+                changed = true;
+                continue;
+            }
+            temp.add(craNew);
+            if (craNew != craOld) {
+                changed = true;
+            }
+        }
 
-		if (changed) {
-			int nRanges = temp.size();
-			if (nRanges == 0) {
-				return false;
-			}
-			CellRangeAddress[] newRanges = new CellRangeAddress[nRanges];
-			temp.toArray(newRanges);
-			header.setCellRanges(newRanges);
-		}
-		
-		for(int i=0; i<rules.size(); i++) {
-			CFRuleBase rule = rules.get(i);
-			Ptg[] ptgs;
-			ptgs = rule.getParsedExpression1();
-			if (ptgs != null && shifter.adjustFormula(ptgs, currentExternSheetIx)) {
-				rule.setParsedExpression1(ptgs);
-			}
-			ptgs = rule.getParsedExpression2();
-			if (ptgs != null && shifter.adjustFormula(ptgs, currentExternSheetIx)) {
-				rule.setParsedExpression2(ptgs);
-			}
-			if (rule instanceof CFRule12Record) {
-			    CFRule12Record rule12 = (CFRule12Record)rule;
-	            ptgs = rule12.getParsedExpressionScale();
-	            if (ptgs != null && shifter.adjustFormula(ptgs, currentExternSheetIx)) {
-	                rule12.setParsedExpressionScale(ptgs);
-	            }
-			}
-		}
-		return true;
-	}
+        if (changed) {
+            int nRanges = temp.size();
+            if (nRanges == 0) {
+                return false;
+            }
+            CellRangeAddress[] newRanges = new CellRangeAddress[nRanges];
+            temp.toArray(newRanges);
+            header.setCellRanges(newRanges);
+        }
 
-	private static CellRangeAddress shiftRange(FormulaShifter shifter, CellRangeAddress cra, int currentExternSheetIx) {
-		// FormulaShifter works well in terms of Ptgs - so convert CellRangeAddress to AreaPtg (and back) here
-		AreaPtg aptg = new AreaPtg(cra.getFirstRow(), cra.getLastRow(), cra.getFirstColumn(), cra.getLastColumn(), false, false, false, false);
-		Ptg[] ptgs = { aptg, };
-		
-		if (!shifter.adjustFormula(ptgs, currentExternSheetIx)) {
-			return cra;
-		}
-		Ptg ptg0 = ptgs[0];
-		if (ptg0 instanceof AreaPtg) {
-			AreaPtg bptg = (AreaPtg) ptg0;
-			return new CellRangeAddress(bptg.getFirstRow(), bptg.getLastRow(), bptg.getFirstColumn(), bptg.getLastColumn());
-		}
-		if (ptg0 instanceof AreaErrPtg) {
-			return null;
-		}
-		throw new IllegalStateException("Unexpected shifted ptg class (" + ptg0.getClass().getName() + ")");
-	}
+        for(int i=0; i<rules.size(); i++) {
+            CFRuleBase rule = rules.get(i);
+            Ptg[] ptgs;
+            ptgs = rule.getParsedExpression1();
+            if (ptgs != null && shifter.adjustFormula(ptgs, currentExternSheetIx)) {
+                rule.setParsedExpression1(ptgs);
+            }
+            ptgs = rule.getParsedExpression2();
+            if (ptgs != null && shifter.adjustFormula(ptgs, currentExternSheetIx)) {
+                rule.setParsedExpression2(ptgs);
+            }
+            if (rule instanceof CFRule12Record) {
+                CFRule12Record rule12 = (CFRule12Record)rule;
+                ptgs = rule12.getParsedExpressionScale();
+                if (ptgs != null && shifter.adjustFormula(ptgs, currentExternSheetIx)) {
+                    rule12.setParsedExpressionScale(ptgs);
+                }
+            }
+        }
+        return true;
+    }
+
+    private static CellRangeAddress shiftRange(FormulaShifter shifter, CellRangeAddress cra, int currentExternSheetIx) {
+        // FormulaShifter works well in terms of Ptgs - so convert CellRangeAddress to AreaPtg (and back) here
+        AreaPtg aptg = new AreaPtg(cra.getFirstRow(), cra.getLastRow(), cra.getFirstColumn(), cra.getLastColumn(), false, false, false, false);
+        Ptg[] ptgs = { aptg, };
+
+        if (!shifter.adjustFormula(ptgs, currentExternSheetIx)) {
+            return cra;
+        }
+        Ptg ptg0 = ptgs[0];
+        if (ptg0 instanceof AreaPtg) {
+            AreaPtg bptg = (AreaPtg) ptg0;
+            return new CellRangeAddress(bptg.getFirstRow(), bptg.getLastRow(), bptg.getFirstColumn(), bptg.getLastColumn());
+        }
+        if (ptg0 instanceof AreaErrPtg) {
+            return null;
+        }
+        throw new IllegalStateException("Unexpected shifted ptg class (" + ptg0.getClass().getName() + ")");
+    }
 }