#BAEL-5880: add main source and test for pdfbox

pdf-2/src/main/java/com/baeldung/pdfinfo/PdfInfoPdfBox.java

@@ -0,0 +1,36 @@
+package com.baeldung.pdfinfo;
+
+
+import org.apache.pdfbox.Loader;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.PDDocumentInformation;
+
+import java.io.File;
+import java.io.IOException;
+
+public class PdfInfoPdfBox {
+
+    public static int getNumberOfPage(final String pdfFile) throws IOException {
+        File file = new File(pdfFile);
+        PDDocument document = Loader.loadPDF(file);
+        int pages = document.getNumberOfPages();
+        document.close();
+        return pages;
+    }
+
+    public static boolean isPasswordRequired(final String pdfFile) throws IOException {
+        File file = new File(pdfFile);
+        PDDocument document = Loader.loadPDF(file);
+        boolean isEncrypted = document.isEncrypted();
+        document.close();
+        return isEncrypted;
+    }
+
+    public static PDDocumentInformation getInfo(final String pdfFile) throws IOException {
+        File file = new File(pdfFile);
+        PDDocument document = Loader.loadPDF(file);
+        PDDocumentInformation info = document.getDocumentInformation();
+        document.close();
+        return info;
+    }
+}

pdf-2/src/test/java/com/baeldung/pdfinfo/PdfInfoPdfBoxUnitTest.java

@@ -0,0 +1,51 @@
+package com.baeldung.pdfinfo;
+
+import org.apache.pdfbox.pdmodel.PDDocumentInformation;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.util.HashMap;
+
+public class PdfInfoPdfBoxUnitTest {
+
+    private static final String PDF_FILE = "src/test/resources/input.pdf";
+
+    @Test
+    public void givenPdf_whenGetNumberOfPage_thenOK() throws IOException {
+        // given
+        int expectedNumberOfPage = 4;
+
+        // when
+        int actualNumberOfPage = PdfInfoPdfBox.getNumberOfPage(PDF_FILE);
+
+        // then
+        Assert.assertEquals(expectedNumberOfPage, actualNumberOfPage);
+    }
+
+    @Test
+    public void givenPdf_whenIsPasswordRequired_thenOK() throws IOException {
+        // given
+        boolean expectedPasswordRequired = false;
+
+        // when
+        boolean actualPasswordRequired = PdfInfoPdfBox.isPasswordRequired(PDF_FILE);
+
+        // then
+        Assert.assertEquals(expectedPasswordRequired, actualPasswordRequired);
+    }
+
+    @Test
+    public void givenPdf_whenGetInfo_thenOK() throws IOException {
+        // given
+        String expectedProducer = "LibreOffice 4.2";
+        String expectedCreator = "Writer";
+
+        // when
+        PDDocumentInformation info = PdfInfoPdfBox.getInfo(PDF_FILE);
+
+        // then
+        Assert.assertEquals(expectedProducer, info.getProducer());
+        Assert.assertEquals(expectedCreator, info.getCreator());
+    }
+}