whitespace change

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1711680 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/src/java/org/apache/poi/ss/formula/FormulaShifter.java b/src/java/org/apache/poi/ss/formula/FormulaShifter.java
index 58f2e782a9c588f8253d0d87b0ac8d11ccb1041e..ffbee7f8a9a789e50b556881ccfcfb5f4b50f6db 100644 (file)
--- a/src/java/org/apache/poi/ss/formula/FormulaShifter.java
+++ b/src/java/org/apache/poi/ss/formula/FormulaShifter.java
@@ -146,53 +146,55 @@ public final class FormulaShifter {
             default:
                 throw new IllegalStateException("Unsupported shift mode: " + _mode);
         }
-       }
-       /**
-        * @return <code>true</code> if this Ptg needed to be changed
-        */
-       private Ptg adjustPtgDueToRowMove(Ptg ptg, int currentExternSheetIx) {
-               if(ptg instanceof RefPtg) {
-                       if (currentExternSheetIx != _externSheetIndex) {
-                               // local refs on other sheets are unaffected
-                               return null;
-                       }
-                       RefPtg rptg = (RefPtg)ptg;
-                       return rowMoveRefPtg(rptg);
-               }
-               if(ptg instanceof Ref3DPtg) {
-                       Ref3DPtg rptg = (Ref3DPtg)ptg;
-                       if (_externSheetIndex != rptg.getExternSheetIndex()) {
-                               // only move 3D refs that refer to the sheet with cells being moved
-                               // (currentExternSheetIx is irrelevant)
-                               return null;
-                       }
-                       return rowMoveRefPtg(rptg);
-               }
-               if(ptg instanceof Ref3DPxg) {
-                   Ref3DPxg rpxg = (Ref3DPxg)ptg;
-                   if (rpxg.getExternalWorkbookNumber() > 0 ||
-                          ! _sheetName.equals(rpxg.getSheetName())) {
+    }
+    /**
+     * @return in-place modified ptg (if row move would cause Ptg to change),
+     * deleted ref ptg (if row move causes an error),
+     * or null (if no Ptg change is needed)
+     */
+    private Ptg adjustPtgDueToRowMove(Ptg ptg, int currentExternSheetIx) {
+        if(ptg instanceof RefPtg) {
+            if (currentExternSheetIx != _externSheetIndex) {
+                // local refs on other sheets are unaffected
+                return null;
+            }
+            RefPtg rptg = (RefPtg)ptg;
+            return rowMoveRefPtg(rptg);
+        }
+        if(ptg instanceof Ref3DPtg) {
+            Ref3DPtg rptg = (Ref3DPtg)ptg;
+            if (_externSheetIndex != rptg.getExternSheetIndex()) {
                 // only move 3D refs that refer to the sheet with cells being moved
-                       return null;
-                   }
+                // (currentExternSheetIx is irrelevant)
+                return null;
+            }
+            return rowMoveRefPtg(rptg);
+        }
+        if(ptg instanceof Ref3DPxg) {
+            Ref3DPxg rpxg = (Ref3DPxg)ptg;
+            if (rpxg.getExternalWorkbookNumber() > 0 ||
+                   ! _sheetName.equals(rpxg.getSheetName())) {
+                // only move 3D refs that refer to the sheet with cells being moved
+                return null;
+            }
             return rowMoveRefPtg(rpxg);
-               }
-               if(ptg instanceof Area2DPtgBase) {
-                       if (currentExternSheetIx != _externSheetIndex) {
-                               // local refs on other sheets are unaffected
-                               return ptg;
-                       }
-                       return rowMoveAreaPtg((Area2DPtgBase)ptg);
-               }
-               if(ptg instanceof Area3DPtg) {
-                       Area3DPtg aptg = (Area3DPtg)ptg;
-                       if (_externSheetIndex != aptg.getExternSheetIndex()) {
-                               // only move 3D refs that refer to the sheet with cells being moved
-                               // (currentExternSheetIx is irrelevant)
-                               return null;
-                       }
-                       return rowMoveAreaPtg(aptg);
-               }
+        }
+        if(ptg instanceof Area2DPtgBase) {
+            if (currentExternSheetIx != _externSheetIndex) {
+                // local refs on other sheets are unaffected
+                return ptg;
+            }
+            return rowMoveAreaPtg((Area2DPtgBase)ptg);
+        }
+        if(ptg instanceof Area3DPtg) {
+            Area3DPtg aptg = (Area3DPtg)ptg;
+            if (_externSheetIndex != aptg.getExternSheetIndex()) {
+                // only move 3D refs that refer to the sheet with cells being moved
+                // (currentExternSheetIx is irrelevant)
+                return null;
+            }
+            return rowMoveAreaPtg(aptg);
+        }
         if(ptg instanceof Area3DPxg) {
             Area3DPxg apxg = (Area3DPxg)ptg;
             if (apxg.getExternalWorkbookNumber() > 0 ||
@@ -202,8 +204,8 @@ public final class FormulaShifter {
             }
             return rowMoveAreaPtg(apxg);
         }
-               return null;
-       }
+        return null;
+    }
 
     private Ptg adjustPtgDueToSheetMove(Ptg ptg) {
         Ptg updatedPtg = null;