remove unnecessary short casts for getCellStyleAt

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1905938 13f79535-47bb-0310-9956-ffa450edef68

poi-examples/src/main/java/org/apache/poi/examples/ss/html/ToHtml.java

@@ -320,7 +320,7 @@ public final class ToHtml {
 
     private String styleName(CellStyle style) {
         if (style == null) {
-            style = wb.getCellStyleAt((short) 0);
+            style = wb.getCellStyleAt(0);
         }
         StringBuilder sb = new StringBuilder();
         try (Formatter fmt = new Formatter(sb, Locale.ROOT)) {

poi-ooxml/src/main/java/org/apache/poi/xssf/usermodel/XSSFSheet.java

@@ -989,7 +989,7 @@ public class XSSFSheet extends POIXMLDocumentPart implements Sheet, OoxmlSheetEx
     @Override
     public CellStyle getColumnStyle(int column) {
         int idx = columnHelper.getColDefaultStyle(column);
-        return getWorkbook().getCellStyleAt((short)(idx == -1 ? 0 : idx));
+        return getWorkbook().getCellStyleAt(idx == -1 ? 0 : idx);
     }
 
     /**

poi-ooxml/src/test/java/org/apache/poi/xssf/usermodel/TestXSSFBugs.java

@@ -1094,7 +1094,7 @@ public final class TestXSSFBugs extends BaseTestBugzillaIssues {
         try (XSSFWorkbook wb = new XSSFWorkbook()) {
             XSSFSheet s = wb.createSheet();
 
-            CellStyle defaultStyle = wb.getCellStyleAt((short) 0);
+            CellStyle defaultStyle = wb.getCellStyleAt(0);
             assertEquals(0, defaultStyle.getIndex());
 
             CellStyle blueStyle = wb.createCellStyle();

poi-ooxml/src/test/java/org/apache/poi/xssf/usermodel/TestXSSFCellStyle.java

@@ -597,7 +597,7 @@ class TestXSSFCellStyle {
         assertEquals(1, wb.getNumCellStyles());
         assertEquals(2, styles.getFills().size());
 
-        XSSFCellStyle defaultStyle = wb.getCellStyleAt((short)0);
+        XSSFCellStyle defaultStyle = wb.getCellStyleAt(0);
         assertEquals(IndexedColors.AUTOMATIC.getIndex(), defaultStyle.getFillForegroundColor());
         assertNull(defaultStyle.getFillForegroundXSSFColor());
         assertEquals(FillPatternType.NO_FILL, defaultStyle.getFillPattern());

poi/src/test/java/org/apache/poi/hssf/usermodel/TestBugs.java

@@ -1541,9 +1541,9 @@ final class TestBugs extends BaseTestBugzillaIssues {
             // Write out and read back
             try (HSSFWorkbook wb2 = writeOutAndReadBack(wb1)) {
                 // Re-check
-                assertEquals("Testing", wb2.getCellStyleAt((short) 21).getUserStyleName());
-                assertEquals("Testing 2", wb2.getCellStyleAt((short) 22).getUserStyleName());
-                assertEquals("Testing 3", wb2.getCellStyleAt((short) 23).getUserStyleName());
+                assertEquals("Testing", wb2.getCellStyleAt(21).getUserStyleName());
+                assertEquals("Testing 2", wb2.getCellStyleAt(22).getUserStyleName());
+                assertEquals("Testing 3", wb2.getCellStyleAt(23).getUserStyleName());
             }
         }
     }

poi/src/test/java/org/apache/poi/ss/usermodel/BaseTestCell.java

@@ -844,7 +844,7 @@ public abstract class BaseTestCell {
             Cell cell = row.createCell(0);
 
             // different default style indexes for HSSF and XSSF/SXSSF
-            CellStyle defaultStyle = wb.getCellStyleAt(wb instanceof HSSFWorkbook ? (short) 15 : (short) 0);
+            CellStyle defaultStyle = wb.getCellStyleAt(wb instanceof HSSFWorkbook ? 15 : 0);
 
             // Starts out with the default style
             assertEquals(defaultStyle, cell.getCellStyle());