给我提供一个java方法,把pdf转换成Excel
时间: 2023-06-20 18:05:00 浏览: 90
Java并没有内置的PDF转Excel的方法,但是可以使用第三方库来实现此功能。以下是使用Apache POI和iText库将PDF转换为Excel的示例代码:
```java
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
import com.itextpdf.text.pdf.PdfReader;
import com.itextpdf.text.pdf.parser.PdfTextExtractor;
public class PdfToExcelConverter {
public static void main(String[] args) throws IOException {
String pdfFilePath = "path/to/pdf/file.pdf";
String excelFilePath = "path/to/excel/file.xls";
InputStream inputStream = null;
HSSFWorkbook workbook = null;
try {
// read pdf file
PdfReader reader = new PdfReader(pdfFilePath);
int pages = reader.getNumberOfPages();
StringBuilder text = new StringBuilder();
for (int i = 1; i <= pages; i++) {
text.append(PdfTextExtractor.getTextFromPage(reader, i));
}
// create excel workbook
workbook = new HSSFWorkbook();
HSSFSheet sheet = workbook.createSheet("Sheet1");
String[] lines = text.toString().split("\\r?\\n");
for (int i = 0; i < lines.length; i++) {
String line = lines[i];
HSSFRow row = sheet.createRow(i);
String[] cells = line.split(",");
for (int j = 0; j < cells.length; j++) {
HSSFCell cell = row.createCell(j);
cell.setCellValue(cells[j]);
}
}
// write excel file
FileOutputStream outputStream = new FileOutputStream(excelFilePath);
workbook.write(outputStream);
outputStream.close();
} catch (Exception e) {
e.printStackTrace();
} finally {
if (inputStream != null) {
inputStream.close();
}
if (workbook != null) {
workbook.close();
}
}
}
}
```
请注意,此代码仅适用于将PDF中的文本转换为Excel,而不适用于将PDF中的图像或表单转换为Excel。此外,使用iText库需要添加以下依赖项:
```xml
<dependency>
<groupId>com.itextpdf</groupId>
<artifactId>itextpdf</artifactId>
<version>5.5.13.1</version>
</dependency>
```