diff --git a/src/main/java/ru/mcs/udk/scanner/DocumentScanner.java b/src/main/java/ru/mcs/udk/scanner/DocumentScanner.java
new file mode 100644
index 0000000..d14bb29
--- /dev/null
+++ b/src/main/java/ru/mcs/udk/scanner/DocumentScanner.java
@@ -0,0 +1,10 @@
+package ru.mcs.udk.scanner;
+
+import ru.mcs.udk.wrapper.DocumentInfo;
+
+import java.io.File;
+
+public interface DocumentScanner {
+
+    DocumentInfo getUDK(File file);
+}
diff --git a/src/main/java/ru/mcs/udk/scanner/impl/DJVUScanner.java b/src/main/java/ru/mcs/udk/scanner/impl/DJVUScanner.java
new file mode 100644
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+++ b/src/main/java/ru/mcs/udk/scanner/impl/DJVUScanner.java
@@ -0,0 +1,58 @@
+package ru.mcs.udk.scanner.impl;
+
+import net.sourceforge.tess4j.TesseractException;
+import ru.mcs.udk.scanner.DocumentScanner;
+import ru.mcs.udk.utils.DocumentUtils;
+import ru.mcs.udk.wrapper.DocumentFormat;
+import ru.mcs.udk.wrapper.DocumentInfo;
+
+import javax.imageio.ImageIO;
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+
+import static ru.mcs.udk.utils.DocumentUtils.findUDK;
+
+public class DJVUScanner implements DocumentScanner {
+    @Override
+    public DocumentInfo getUDK(File djvuFile) {
+        // Засекаем время начала поиска
+        long startTime = System.currentTimeMillis();
+        DocumentInfo documentInfo = new DocumentInfo();
+        documentInfo.setError("");
+        documentInfo.setUdk("");
+        documentInfo.setDocumentFormat(DocumentFormat.DJVU);
+//        for (int pageIndex = 1; pageIndex < 7; pageIndex++) {
+        String outputFile = "page_djvu_%d.tiff";
+        Process process;
+        try {
+            process = new ProcessBuilder("ddjvu",
+                    "-format=tiff",
+                    "-quality=90",
+                    "-page=1-6",
+                    "-eachpage",
+                    djvuFile.getAbsolutePath(),
+                    outputFile).start();
+            int exitCode = process.waitFor();
+            if (exitCode == 0) {
+                for (int index = 1; index <= 6; index++) {
+                    BufferedImage image = ImageIO.read(new File(String.format("page_djvu_%s.tiff", index)));
+                    String text = DocumentUtils.getText(image);
+                    String udk = findUDK(text);
+                    if (udk != null && !udk.isEmpty()) {
+                        documentInfo.setUdk(udk);
+                        documentInfo.setLanguage("ru");
+                        break;
+                    }
+                }
+
+            }
+        } catch (InterruptedException | IOException | TesseractException e) {
+            documentInfo.setError(e.getMessage());
+        }
+//        }
+        long endTime = System.currentTimeMillis();
+        documentInfo.setTime(endTime - startTime);
+        return documentInfo;
+    }
+}
diff --git a/src/main/java/ru/mcs/udk/scanner/impl/PDFScanner.java b/src/main/java/ru/mcs/udk/scanner/impl/PDFScanner.java
new file mode 100644
index 0000000..9f0e248
--- /dev/null
+++ b/src/main/java/ru/mcs/udk/scanner/impl/PDFScanner.java
@@ -0,0 +1,73 @@
+package ru.mcs.udk.scanner.impl;
+
+import net.sourceforge.tess4j.TesseractException;
+import org.apache.pdfbox.Loader;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.rendering.PDFRenderer;
+import org.apache.pdfbox.text.PDFTextStripper;
+import ru.mcs.udk.wrapper.DocumentFormat;
+import ru.mcs.udk.wrapper.DocumentInfo;
+import ru.mcs.udk.scanner.DocumentScanner;
+import ru.mcs.udk.utils.DocumentUtils;
+
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+import java.text.DecimalFormat;
+
+import static ru.mcs.udk.utils.DocumentUtils.findUDK;
+import static ru.mcs.udk.utils.DocumentUtils.isCyrillic;
+
+public class PDFScanner implements DocumentScanner {
+
+    @Override
+    public DocumentInfo getUDK(File file) {
+        // Засекаем время начала поиска
+        long startTime = System.currentTimeMillis();
+        DocumentInfo documentInfo = new DocumentInfo();
+        documentInfo.setError("");
+        documentInfo.setUdk("");
+        documentInfo.setDocumentFormat(DocumentFormat.PDF);
+        documentInfo.setFileSize(getSizeFile(file));
+        try (PDDocument document = Loader.loadPDF(file)) {
+            PDFTextStripper stripper = new PDFTextStripper();
+            // Устанавливаем диапазон страниц для анализа (первые три страницы)
+            stripper.setStartPage(1);
+            stripper.setEndPage(Math.min(3, document.getNumberOfPages()));
+            String text = stripper.getText(document);
+            documentInfo.setUdk(findUDK(text));
+
+            documentInfo.setLanguage(isCyrillic(file.getName()) ? "ru" : "en");
+
+            if ((documentInfo.getUdk() == null || documentInfo.getUdk().isBlank()) && documentInfo.getLanguage().equals("ru")) {
+                documentInfo.setUdk(getUdkByImage(document));
+            }
+        } catch (IOException | TesseractException e) {
+            documentInfo.setError(e.getMessage());
+        }
+        long endTime = System.currentTimeMillis();
+        documentInfo.setTime(endTime - startTime);
+        return documentInfo;
+    }
+
+    private String getSizeFile(File file) {
+        double sizeInMB = (double) file.length() / (1024 * 1024); // Размер в мегабайтах
+        DecimalFormat df = new DecimalFormat("#.##"); // Форматирование до двух знаков после запятой
+
+        return df.format(sizeInMB) + " Mb";
+    }
+
+    private static String getUdkByImage(PDDocument document) throws IOException, TesseractException {
+        PDFRenderer renderer = new PDFRenderer(document);
+
+        for (int pageIndex = 0; pageIndex < 6; pageIndex++) {
+            BufferedImage image = renderer.renderImageWithDPI(pageIndex, 300);
+            String text = DocumentUtils.getText(image);
+            String udk = findUDK(text);
+            if (udk != null) {
+                return udk;
+            }
+        }
+        return "";
+    }
+}
diff --git a/src/main/java/ru/mcs/udk/wrapper/DocumentFormat.java b/src/main/java/ru/mcs/udk/wrapper/DocumentFormat.java
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index 0000000..0d88202
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+++ b/src/main/java/ru/mcs/udk/wrapper/DocumentFormat.java
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+package ru.mcs.udk.wrapper;
+
+
+public enum DocumentFormat {
+    PDF,
+    DJVU
+}
diff --git a/target/classes/ru/mcs/udk/UDKSearcher.class b/target/classes/ru/mcs/udk/UDKSearcher.class
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diff --git a/target/classes/ru/mcs/udk/factory/DocumentScannerFactory.class b/target/classes/ru/mcs/udk/factory/DocumentScannerFactory.class
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diff --git a/target/classes/ru/mcs/udk/scanner/DocumentScanner.class b/target/classes/ru/mcs/udk/scanner/DocumentScanner.class
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diff --git a/target/classes/ru/mcs/udk/scanner/impl/DJVUScanner.class b/target/classes/ru/mcs/udk/scanner/impl/DJVUScanner.class
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diff --git a/target/classes/ru/mcs/udk/scanner/impl/PDFScanner.class b/target/classes/ru/mcs/udk/scanner/impl/PDFScanner.class
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diff --git a/target/classes/ru/mcs/udk/utils/DocumentUtils.class b/target/classes/ru/mcs/udk/utils/DocumentUtils.class
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diff --git a/target/classes/ru/mcs/udk/wrapper/DocumentFormat.class b/target/classes/ru/mcs/udk/wrapper/DocumentFormat.class
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diff --git a/target/classes/ru/mcs/udk/wrapper/DocumentInfo.class b/target/classes/ru/mcs/udk/wrapper/DocumentInfo.class
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