添加文件拆分功能。

Author: xwintop

README.md

@@ -111,6 +111,8 @@ xJavaFxTool是使用javaFx开发的实用小工具集，目前项目刚刚建立
 
 40、ZookeeperTool:Zookeeper工具（方便对zookeeper的一系列操作，包括新增、修改、删除（包括子文件）、重命名、复制、添加变更通知）；
 
+41、ExcelSplitTool:Excel拆分工具（对xls、xlsx、csv及文件进行拆分操作）；
+
 项目开发中，以后会陆续添加新工具，欢迎大家参与其中，多提提意见，谢谢。
 
 

src/main/java/com/xwintop/xJavaFxTool/controller/littleTools/ExcelSplitToolController.java

@@ -64,11 +64,16 @@ private void saveFilePathAction(ActionEvent event) {
 
     @FXML
     private void splitAction(ActionEvent event) {
-        try {
-            excelSplitToolService.splitAction();
-        } catch (Exception e) {
-            TooltipUtil.showToast("解析失败：" + e.getMessage());
-            log.error("解析失败：", e);
-        }
+        TooltipUtil.showToast("正在解析请稍后...");
+        new Thread(() -> {
+            try {
+                excelSplitToolService.splitAction();
+                log.info("解析完成。");
+            } catch (Exception e) {
+//                TooltipUtil.showToast("解析失败：" + e.getMessage());
+                log.error("解析失败：", e);
+            }
+        }).start();
+//        TooltipUtil.showToast("解析完成！");
     }
 }

src/main/java/com/xwintop/xJavaFxTool/services/littleTools/ExcelSplitToolService.java

@@ -1,6 +1,7 @@
 package com.xwintop.xJavaFxTool.services.littleTools;
 
 import com.xwintop.xJavaFxTool.controller.littleTools.ExcelSplitToolController;
+import com.xwintop.xJavaFxTool.utils.DirectoryTreeUtil;
 import lombok.Getter;
 import lombok.Setter;
 import lombok.extern.slf4j.Slf4j;
@@ -9,6 +10,8 @@
 import org.apache.commons.csv.CSVParser;
 import org.apache.commons.csv.CSVPrinter;
 import org.apache.commons.csv.CSVRecord;
+import org.apache.commons.io.FileUtils;
+import org.apache.commons.io.LineIterator;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.poi.hssf.usermodel.HSSFWorkbook;
 import org.apache.poi.poifs.filesystem.POIFSFileSystem;
@@ -111,8 +114,25 @@ public void splitCsv() throws Exception {
         fileReader.close();
     }
 
-    public void splitFile() {
-
+    public void splitFile() throws Exception {
+        String filePath = excelSplitToolController.getSelectFileTextField().getText();
+        String newFilePath = filePath;
+        if (StringUtils.isNotEmpty(excelSplitToolController.getSaveFilePathTextField().getText())) {
+            newFilePath = StringUtils.appendIfMissing(excelSplitToolController.getSaveFilePathTextField().getText(), "/", "/", "\\") + Paths.get(newFilePath).getFileName();
+        }
+        int splitNumber = 0;
+        if (excelSplitToolController.getSplitType1RadioButton().isSelected()) {
+            File file = new File(filePath);
+            LineNumberReader rf = new LineNumberReader(new FileReader(file));
+            rf.skip(file.length());
+            splitNumber = (int) Math.ceil((double) rf.getLineNumber() / excelSplitToolController.getSplitType1Spinner().getValue());
+            saveSplitFile(filePath, splitNumber, newFilePath);
+        } else if (excelSplitToolController.getSplitType2RadioButton().isSelected()) {
+            splitNumber = excelSplitToolController.getSplitType2Spinner().getValue();
+            saveSplitFile(filePath, splitNumber, newFilePath);
+        } else if (excelSplitToolController.getSplitType3RadioButton().isSelected()) {
+            throw new Exception("文件不支持按类拆分。");
+        }
     }
 
     private void saveSplitWorkbook(Sheet sheet, int splitNumber, String newFilePath) throws Exception {
@@ -272,6 +292,24 @@ private void saveSplitCsv(Iterator<CSVRecord> iterator, String newFilePath, Stri
         }
     }
 
+    private void saveSplitFile(String filePath, int splitNumber, String newFilePath) throws Exception {
+        int addRowIndex = 0;
+        int saveFileIndex = 0;
+        LineIterator lineIterator = FileUtils.lineIterator(new File(filePath));
+        File newFile = new File(newFilePath + "-" + (saveFileIndex++));
+        newFile.delete();
+        while (lineIterator.hasNext()) {
+            String line = lineIterator.next();
+            FileUtils.writeStringToFile(newFile, line + DirectoryTreeUtil.LINE_SEPARATOR, true);
+            if (++addRowIndex == splitNumber) {
+                newFile = new File(newFilePath + "-" + (saveFileIndex++));
+                newFile.delete();
+                addRowIndex = 0;
+            }
+        }
+        lineIterator.close();
+    }
+
     private static void saveFile(Workbook workbook, String filePath) {
         if (workbook instanceof HSSFWorkbook) {
             filePath = StringUtils.appendIfMissing(filePath, ".xls", ".xls", ".xlsx");

src/main/java/com/xwintop/xJavaFxTool/utils/DirectoryTreeUtil.java

@@ -21,7 +21,7 @@
 public class DirectoryTreeUtil {
 	private File generateFile;// 初始文件夹
 	/* 换行符 */
-	private static final String LINE_SEPARATOR = System.getProperty("line.separator");
+	public static final String LINE_SEPARATOR = System.getProperty("line.separator");
 	/* 空字符串 */
 	private static final String EMPTY = "";
 	/* 文件连接符 */