Java By Comparison Pdf Github -

private static List<BufferedImage> convertPDFToImages(String pdfPath) throws IOException // Implementation depends on PDF renderer (e.g., PDFBox, Apache PDFBox with optional dependencies) // This is a placeholder - you'd need to implement actual conversion return new ArrayList<>();

// Method 1: Text-based comparison public static ComparisonResult compareByText(String pdfPath1, String pdfPath2) throws IOException String text1 = extractTextFromPDF(pdfPath1); String text2 = extractTextFromPDF(pdfPath2); ComparisonResult result = new ComparisonResult(); result.setTextIdentical(text1.equals(text2)); if (!result.isTextIdentical()) result.setTextDifferences(findTextDifferences(text1, text2)); return result;

private static void uploadToGitHub(String report, String token, String repository) throws IOException GitHub github = GitHubBuilder.fromOAuthToken(token).build(); GHRepository repo; if (repository != null && !repository.isEmpty()) repo = github.getRepository(repository); else // Default to authenticated user's repository GHMyself user = github.getMyself(); repo = user.getRepository("pdf-comparison-reports"); // Create a new issue with comparison results String title = "PDF Comparison: " + new Date().toString(); String body = "## PDF Comparison Results\n\n```\n" + report + "\n```"; GHIssue issue = repo.createIssue(title) .body(body) .create(); System.out.println("Created GitHub issue: " + issue.getHtmlUrl().toString()); // Optionally upload report as a gist GistBuilder gistBuilder = github.createGist() .public_(false) .description("PDF Comparison Report - " + new Date()) .file("comparison_report.txt", report); GHGist gist = gistBuilder.create(); System.out.println("Created GitHub Gist: " + gist.getHtmlUrl().toString()); java by comparison pdf github

import org.apache.pdfbox.pdmodel.PDDocument; import org.apache.pdfbox.text.PDFTextStripper; import java.awt.image.BufferedImage; import java.io.File; import java.io.IOException; import java.nio.file.Files; import java.nio.file.Path; import java.nio.file.Paths; import java.util.ArrayList; import java.util.List; import javax.imageio.ImageIO; public class PDFComparator

public static void main(String[] args) if (args.length < 2) System.out.println("Usage: java PDFComparisonApp <pdf1> <pdf2> [--github-token token] [--repo repo]"); return; String pdfPath1 = args[0]; String pdfPath2 = args[1]; try // Perform comparison PDFComparator.ComparisonResult textResult = PDFComparator.compareByText(pdfPath1, pdfPath2); PDFComparator.ComparisonResult pageResult = PDFComparator.comparePageByPage(pdfPath1, pdfPath2); // Generate report String report = generateReport(pdfPath1, pdfPath2, textResult, pageResult); // Save report saveReport(report, "comparison_report.txt"); // Upload to GitHub if token provided for (int i = 2; i < args.length; i++) if (args[i].equals("--github-token") && i + 1 < args.length) String token = args[i + 1]; String repo = (i + 2 < args.length && args[i + 2].equals("--repo")) ? args[i + 3] : null; uploadToGitHub(report, token, repo); break; catch (Exception e) System.err.println("Error comparing PDFs: " + e.getMessage()); e.printStackTrace(); private static List&lt

// Method 2: Page-by-page comparison public static ComparisonResult comparePageByPage(String pdfPath1, String pdfPath2) throws IOException try (PDDocument doc1 = PDDocument.load(new File(pdfPath1)); PDDocument doc2 = PDDocument.load(new File(pdfPath2))) ComparisonResult result = new ComparisonResult(); int pageCount1 = doc1.getNumberOfPages(); int pageCount2 = doc2.getNumberOfPages(); result.setPageCountsEqual(pageCount1 == pageCount2); result.setPageDifferences(new ArrayList<>()); int minPages = Math.min(pageCount1, pageCount2); PDFTextStripper stripper = new PDFTextStripper(); for (int i = 1; i <= minPages; i++) stripper.setStartPage(i); stripper.setEndPage(i); String text1 = stripper.getText(doc1); String text2 = stripper.getText(doc2); if (!text1.equals(text2)) result.getPageDifferences().add(new PageDifference(i, text1, text2)); return result;

- name: Upload comparison report uses: actions/upload-artifact@v3 with: name: pdf-comparison-report path: comparison_report.txt # Basic comparison java PDFComparisonApp document1.pdf document2.pdf With GitHub integration java PDFComparisonApp document1.pdf document2.pdf --github-token ghp_your_token --repo username/repo Using the utility programmatically PDFComparator.ComparisonResult result = PDFComparator.compareByText("file1.pdf", "file2.pdf"); System.out.println(result); String text2 = extractTextFromPDF(pdfPath2)

private static String extractTextFromPDF(String pdfPath) throws IOException try (PDDocument document = PDDocument.load(new File(pdfPath))) PDFTextStripper stripper = new PDFTextStripper(); return stripper.getText(document);

// Method 3: Image-based comparison (requires PDF to image conversion) public static ComparisonResult compareByImages(String pdfPath1, String pdfPath2) throws IOException // Convert PDF pages to images first List<BufferedImage> images1 = convertPDFToImages(pdfPath1); List<BufferedImage> images2 = convertPDFToImages(pdfPath2); ComparisonResult result = new ComparisonResult(); result.setImagesIdentical(compareImages(images1, images2)); return result;