feat: add test file and fix numeric control

src/main/java/com/kadioglumf/Main.java

@@ -19,9 +19,9 @@ public static void main(String[] args) throws Exception {
         LocaleContextHolder.setLocale(new Locale("tr", "TR"));
 
         File file = new File(System.getProperty("user.dir") + "/src/main/resources/test.xlsx");
-        ReaderService<TestExcelDto> readerService = new ReaderService<>(TestExcelDto.class);
+        ReaderService readerService = new ReaderService();
 
-        List<TestExcelDto> list =readerService.readFile(new FileInputStream(file), FilenameUtils.getExtension(file.getName()), true);
+        List<TestExcelDto> list = readerService.readFile(TestExcelDto.class, new FileInputStream(file), FilenameUtils.getExtension(file.getName()), true);
         list.forEach(System.out::println);
     }
 }

src/main/java/com/kadioglumf/dto/excel/TestExcelDto.java

@@ -5,7 +5,11 @@
 
 import java.io.Serializable;
 import java.math.BigDecimal;
+import java.time.Instant;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
 import java.time.LocalTime;
+import java.time.ZonedDateTime;
 import java.util.Date;
 
 @Data
@@ -15,39 +19,30 @@ public class TestExcelDto implements Serializable {
     private Date date;
 
     @ExcelColumn(columnIndex = 1)
-    private LocalTime time;
+    private LocalTime localTime;
 
     @ExcelColumn(columnIndex = 2)
     private BigDecimal total;
 
     @ExcelColumn(columnIndex = 3)
-    private BigDecimal dogalgaz;
+    private ZonedDateTime zonedDateTime;
 
     @ExcelColumn(columnIndex = 4)
-    private BigDecimal ruzgar;
+    private Instant instant;
 
     @ExcelColumn(columnIndex = 5)
-    private BigDecimal linyit;
+    private LocalDateTime localDateTime;
 
     @ExcelColumn(columnIndex = 6)
-    private BigDecimal taskomur;
+    private LocalDate localDate;
 
     @ExcelColumn(columnIndex = 7)
-    private BigDecimal ithalkomur;
+    private Long longg;
 
     @ExcelColumn(columnIndex = 8)
-    private BigDecimal fueloil;
+    private int intt;
 
     @ExcelColumn(columnIndex = 9)
-    private BigDecimal jeotermal;
-    @ExcelColumn(columnIndex = 10)
-    private BigDecimal barajli;
-    @ExcelColumn(columnIndex = 11)
-    private BigDecimal nafta;
-    @ExcelColumn(columnIndex = 12)
-    private BigDecimal biyokutle;
-    @ExcelColumn(columnIndex = 13)
-    private BigDecimal akarsu;
-    @ExcelColumn(columnIndex = 14)
-    private BigDecimal diger;
+    private Integer integer;
+
 }

src/main/java/com/kadioglumf/service/ReaderService.java

@@ -9,15 +9,9 @@
 import java.util.List;
 
 @Service
-public class ReaderService<T> {
+public class ReaderService {
 
-    private final Class<T> clazz;
-
-    public ReaderService(Class<T> clazz) {
-        this.clazz = clazz;
-    }
-
-    public List<T> readFile(@NonNull InputStream inputStream, @NonNull String fileExtension, @NonNull boolean isFirstRowHeader) throws Exception {
+    public <T> List<T> readFile(@NonNull Class<T> clazz, @NonNull InputStream inputStream, @NonNull String fileExtension, @NonNull boolean isFirstRowHeader) throws Exception {
         if (FileExtension.XLS.getValue().equals(fileExtension)
                 || FileExtension.XLSX.getValue().equals(fileExtension)) {
             ExcelReaderUtil readerUtil = new ExcelReaderUtil(inputStream, FileExtension.getFileExtensionByValue(fileExtension));

src/main/java/com/kadioglumf/util/excel/ExcelReaderUtil.java

@@ -147,7 +147,10 @@ else if (isCellDateFormatted(field.getType())) {
     }
 
     private boolean isCellNumericFormatted(Class<?> type) {
-        return Number.class.isAssignableFrom(type);
+        return Number.class.isAssignableFrom(type)
+                || type == int.class || type == double.class
+                || type == float.class || type == long.class
+                || type == short.class || type == byte.class;
     }
 
     private Object parseNumericValue(String cellValue, Class<?> targetType) throws ParseException {