Try to fix non ASCII character

Author: guizmaii

CHANGELOG.md

@@ -6,6 +6,8 @@ More infos about this file : http://keepachangelog.com/
 
 ## [Unreleased] - no_due_date
 
+- **Try to fix non ASCII character**
+
 ## [v1.0.2] - 2019.04.10
 
 - **Fix memory leak: Resources should be correctly closed**

core/src/main/scala/com/colisweb/jruby/concurrent/constant/memory/excel/ConcurrentConstantMemoryExcel.scala

@@ -17,6 +17,7 @@ import org.apache.poi.xssf.streaming.SXSSFWorkbook
 import scala.annotation.switch
 import scala.collection.immutable.SortedSet
 import scala.collection.mutable.ListBuffer
+import org.apache.poi.common.usermodel.fonts.FontCharset
 
 sealed abstract class Cell extends Product with Serializable
 object Cell {
@@ -115,6 +116,13 @@ object ConcurrentConstantMemoryExcel {
       headerStyle.setAlignment(HorizontalAlignment.CENTER)
       headerStyle.setFont(boldFont)
 
+      val stringCellFont = wb.createFont()
+      stringCellFont.setBold(false)
+      stringCellFont.setCharSet(FontCharset.ANSI.getNativeId)
+
+      val stringCellStyle = wb.createCellStyle()
+      stringCellStyle.setFont(stringCellFont)
+
       val header = sheet.createRow(0)
       for ((celldata, cellIndex) <- cms.headerData.zipWithIndex) {
         val cell = header.createCell(cellIndex, CellType.STRING)
@@ -134,8 +142,11 @@ object ConcurrentConstantMemoryExcel {
               for ((cellData, cellIndex) <- rowData.zipWithIndex) {
                 cellData match {
                   case Cell.BlankCell          => row.createCell(cellIndex, CellType.BLANK)
-                  case Cell.StringCell(value)  => row.createCell(cellIndex, CellType.STRING).setCellValue(value)
                   case Cell.NumericCell(value) => row.createCell(cellIndex, CellType.NUMERIC).setCellValue(value)
+                  case Cell.StringCell(value) =>
+                    val cell = row.createCell(cellIndex, CellType.STRING)
+                    cell.setCellStyle(stringCellStyle)
+                    cell.setCellValue(value)
                 }
               }
             }