在 Java SDK 中解析 PDF 以按 Id 提取图像

    import java.io.File;
    import java.nio.file.Path;
    import java.nio.file.StandardCopyOption;

    import com.aspose.asposecloudpdf.api.PdfApi;
    import com.aspose.asposecloudpdf.model.Image;
    import com.aspose.asposecloudpdf.model.ImageResponse;

    public class ParseGetImageById {
        public static void extract() {
            String REMOTE_FOLDER   = "Your_Temp_Pdf_Cloud";
	    String LOCAL_FOLDER    = "c:\\Samples";
	    String PDF_DOCUMENT    = "sample.pdf";
	    String IMAGE_ID        =  "GE5TCNJTGU3TWMRTHEWDKMBMGI4DELBWGY";

            try {
                PdfApi pdfApi = new PdfApi(API_KEY, API_SECRET);

                // upload local PDF file to remote storage
                File file = new File(Path.of(LOCAL_FOLDER, PDF_DOCUMENT).toString());
                pdfApi.uploadFile(Path.of(REMOTE_FOLDER , PDF_DOCUMENT).toString(), file, null);
                System.out.println(String.format("File '%s' successfully uploaded!", Path.of(LOCAL_FOLDER, PDF_DOCUMENT).toString()));

                // perform action
                ImageResponse response = pdfApi.getImage(PDF_DOCUMENT, IMAGE_ID, null,  REMOTE_FOLDER);
                System.out.println("Image extracted status: " + response.getStatus());

                Image imageDef = response.getImage();
                File image = pdfApi.getImageExtractAsPng(PDF_DOCUMENT, imageDef.getId(), imageDef.getWidth(), imageDef.getHeight(), null, REMOTE_FOLDER);

                // save image to file
                String imageFileName = imageDef.getId() +".png";
                java.nio.file.Files.copy(Path.of(image.getPath()), Path.of(LOCAL_FOLDER, imageFileName), StandardCopyOption.REPLACE_EXISTING);
                System.out.println(String.format("Image '%s' saved.", Path.of(LOCAL_FOLDER, imageFileName).toString()));

            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }