Android implements excel/pdf/word/odt/image conversion

public static long pdfToExcel(String inFile, String outFile) throws Exception {
    if (!()) {
        return 0;
    }
    try {
        long old = ();
        Document doc = new Document(inFile);
        ExcelSaveOptions options = new ExcelSaveOptions();
        ();
        (outFile, options);
        (inFile, outFile, (), old);
        return new File(outFile).length();
    }catch (Exception e) {
        ();
        throw new Exception(());
    }
}

public static long excelToPdf(String inFile, String outFile) throws Exception {
    if (!()) {
        return 0;
    }
    try {
        long old = ();
        File pdfFile = new File(outFile);
        Workbook wb = new Workbook(inFile);
        PdfSaveOptions pdfSaveOptions = new PdfSaveOptions();
        (true);
        FileOutputStream fileOS = new FileOutputStream(pdfFile);
        (fileOS, );
        ();
        long now = ();
        (inFile, outFile, now, old);
        return ();
    }catch (Exception e) {
        ();
        throw new Exception(());
    }
}

public static long pptToPdf(String inFile, String outFile) throws Exception {
 if (!()) {
        return 0;
    }
    try {
        long old = ();
        File pdfFile = new File(outFile);
        FileOutputStream os = new FileOutputStream(pdfFile);
        Presentation pres = new Presentation(inFile);
        (os, );
        ();
        long now = ();
        (inFile, outFile, now, old);
        return ();
    } catch (Exception e) {
        ();
        throw new Exception(());
    }
}

public static long pdfToPpt(String inFile, String outFile) {
   if (!()) {
        return 0;
    }
    long old = ();
    Document pdfDocument = new Document(inFile);
    PptxSaveOptions pptxOptions = new PptxSaveOptions();
    (true);
    (outFile, pptxOptions);
    long now = ();
    (inFile, outFile, now, old);
    return new File(outFile).length();
}

public static long pdfToDoc(String inFile, String outFile) {
  if (!()) {
        return 0;
    }
    ("Start the conversion...");
    long old = ();
    Document pdfDocument = new Document(inFile);
    DocSaveOptions saveOptions = new DocSaveOptions();
    /** or*/
    ();
    (outFile, saveOptions);
    long now = ();
    (inFile, outFile, now, old);
    ("Conversion ends...");
    return new File(outFile).length();
}

public static long wordToPdf(String inFile, String outFile) throws Exception {
    if (!()) {
        return 0;
    }
    try {
        long old = ();
        File file = new File(outFile);
        FileOutputStream os = new FileOutputStream(file);
        Document doc = new Document(inFile);
        Document tmp = new Document();
        ();
        (doc, ImportFormatMode.USE_DESTINATION_STYLES);
        ("Start parsing word documents" + inFile);
        (os, );
        long now = ();
        ("target file size:{}",());
        ();
        (inFile, outFile, now, old);
        return ();
    } catch (Exception e) {
        (inFile + "Conversion failed, please try again",e);
        throw new Exception(());
    }
}

public static long excelToPic(String inFile, String outFile) throws Exception {
   if (!()) {
        return 0;
    }
    try {
        long old = ();
        Workbook wb = new Workbook(inFile);
        Worksheet sheet = ().get(0);
        ImageOrPrintOptions imgOptions = new ImageOrPrintOptions();
        (());
        (true);
        (true);
        SheetRender render = new SheetRender(sheet, imgOptions);
        (0, outFile);
        long now = ();
        (inFile, outFile, now, old);
        return new File(outFile).length();
    }catch (Exception e) {
        ();
        throw new Exception(());
    }
}

public static long pdfToPng(String inFile, List<String> outFile) throws Exception {
  long size = 0;
   if (!()) {
       return size;
   }
   try {
       long old = ();
       Document pdfDocument = new Document(inFile);
       Resolution resolution = new Resolution(960);
       JpegDevice jpegDevice = new JpegDevice(resolution);
       for (int index=1;index<=().size();index++) {
           String path = (0,(".")) + "_"+index+".png";
           File file = new File(path);
           size += ();
           FileOutputStream fileOs = new FileOutputStream(file);
           (().get_Item(index), fileOs);
           (path);
           ();
           long now = ();
           (inFile, path, now, old);
       }
       return size;
   }catch (Exception e){
       ((),e);
       throw new Exception(());
   }
}

public static long pdfToPng(String inFile, List<String> outFile) throws Exception {
  long size = 0;
    if (!()) {
        return size;
    }
    try {
        long old = ();
        Document pdfDocument = new Document(inFile);
        Resolution resolution = new Resolution(960);
        JpegDevice jpegDevice = new JpegDevice(resolution);
        for (int index=1;index<=().size();index++) {
            String path = (0,(".")) + "_"+index+".png";
            File file = new File(path);
            size += ();
            FileOutputStream fileOs = new FileOutputStream(file);
            (().get_Item(index), fileOs);
            (path);
            ();
            long now = ();
            (inFile, path, now, old);
        }
        return size;
    }catch (Exception e){
        ((),e);
        throw new Exception(());
    }
}