Docx4j article (#2714)

* add docx4j dependencies

* Add image.jpg (docx4j)

* add Docx4j example

* Add docx4j test

* Remove unused import

* Fix typo (baeldung instead of baledung)

libraries/pom.xml

@@ -601,6 +601,16 @@
             <artifactId>wurmloch-crdt</artifactId>
             <version>${crdt.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.docx4j</groupId>
+            <artifactId>docx4j</artifactId>
+            <version>3.3.5</version>
+        </dependency>
+	<dependency>
+	    <groupId>javax.xml.bind</groupId>
+	    <artifactId>jaxb-api</artifactId>
+	    <version>2.1</version>
+	</dependency>
     </dependencies>
     <repositories>
         <repository>

libraries/src/main/java/com/baeldung/docx/Docx4jExample.java

@@ -0,0 +1,106 @@
+package com.baeldung.docx;
+
+import java.io.File;
+import java.nio.file.Files;
+import java.util.List;
+
+import javax.xml.bind.JAXBElement;
+import javax.xml.bind.JAXBException;
+
+import org.docx4j.dml.wordprocessingDrawing.Inline;
+import org.docx4j.jaxb.Context;
+import org.docx4j.model.table.TblFactory;
+import org.docx4j.openpackaging.exceptions.Docx4JException;
+import org.docx4j.openpackaging.packages.WordprocessingMLPackage;
+import org.docx4j.openpackaging.parts.WordprocessingML.BinaryPartAbstractImage;
+import org.docx4j.openpackaging.parts.WordprocessingML.MainDocumentPart;
+import org.docx4j.wml.BooleanDefaultTrue;
+import org.docx4j.wml.Color;
+import org.docx4j.wml.Drawing;
+import org.docx4j.wml.ObjectFactory;
+import org.docx4j.wml.P;
+import org.docx4j.wml.R;
+import org.docx4j.wml.RPr;
+import org.docx4j.wml.Tbl;
+import org.docx4j.wml.Tc;
+import org.docx4j.wml.Text;
+import org.docx4j.wml.Tr;
+
+public class Docx4jExample {
+
+    public void createDocumentPackage(String outputPath, String imagePath) throws Exception {
+        WordprocessingMLPackage wordPackage = WordprocessingMLPackage.createPackage();
+        MainDocumentPart mainDocumentPart = wordPackage.getMainDocumentPart();
+        mainDocumentPart.addStyledParagraphOfText("Title", "Hello World!");
+        mainDocumentPart.addParagraphOfText("Welcome To Baeldung!");
+        ObjectFactory factory = Context.getWmlObjectFactory();
+        P p = factory.createP();
+        R r = factory.createR();
+        Text t = factory.createText();
+        t.setValue("Welcome To Baeldung");
+        r.getContent().add(t);
+        p.getContent().add(r);
+        RPr rpr = factory.createRPr();
+        BooleanDefaultTrue b = new BooleanDefaultTrue();
+        rpr.setB(b);
+        rpr.setI(b);
+        rpr.setCaps(b);
+        Color red = factory.createColor();
+        red.setVal("green");
+        rpr.setColor(red);
+        r.setRPr(rpr);
+        mainDocumentPart.getContent().add(p);
+
+        File image = new File(imagePath);
+        byte[] fileContent = Files.readAllBytes(image.toPath());
+        BinaryPartAbstractImage imagePart = BinaryPartAbstractImage.createImagePart(wordPackage, fileContent);
+        Inline inline = imagePart.createImageInline("Baeldung Image", "Alt Text", 1, 2, false);
+        P Imageparagraph = addImageToParagraph(inline);
+        mainDocumentPart.getContent().add(Imageparagraph);
+
+        int writableWidthTwips = wordPackage.getDocumentModel().getSections().get(0).getPageDimensions()
+                .getWritableWidthTwips();
+        int columnNumber = 3;
+        Tbl tbl = TblFactory.createTable(3, 3, writableWidthTwips / columnNumber);
+        List<Object> rows = tbl.getContent();
+        for (Object row : rows) {
+            Tr tr = (Tr) row;
+            List<Object> cells = tr.getContent();
+            for (Object cell : cells) {
+                Tc td = (Tc) cell;
+                td.getContent().add(p);
+            }
+        }
+
+        mainDocumentPart.getContent().add(tbl);
+        File exportFile = new File(outputPath);
+        wordPackage.save(exportFile);
+    }
+
+    public boolean isTextExist(String testText) throws Docx4JException, JAXBException {
+        File doc = new File("helloWorld.docx");
+        WordprocessingMLPackage wordMLPackage = WordprocessingMLPackage.load(doc);
+        MainDocumentPart mainDocumentPart = wordMLPackage.getMainDocumentPart();
+        String textNodesXPath = "//w:t";
+        List<Object> paragraphs = mainDocumentPart.getJAXBNodesViaXPath(textNodesXPath, true);
+        for (Object obj : paragraphs) {
+            Text text = (Text) ((JAXBElement) obj).getValue();
+            String textValue = text.getValue();
+            if (textValue != null && textValue.contains(testText)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private static P addImageToParagraph(Inline inline) {
+        ObjectFactory factory = new ObjectFactory();
+        P p = factory.createP();
+        R r = factory.createR();
+        p.getContent().add(r);
+        Drawing drawing = factory.createDrawing();
+        r.getContent().add(drawing);
+        drawing.getAnchorOrInline().add(inline);
+        return p;
+    }
+}

libraries/src/test/java/com/baeldung/docx/Docx4jReadAndWriteTest.java

@@ -0,0 +1,24 @@
+package com.baeldung.docx;
+
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import org.junit.Test;
+
+public class Docx4jReadAndWriteTest {
+
+    String imagePath = "src/main/resources/image.jpg";
+    String outputPath = "helloWorld.docx";
+    
+    @Test
+    public void givenWordPackage_whenTextExist_thenReturnTrue() {
+        Docx4jExample docx4j = new Docx4jExample();
+        try {
+            docx4j.createDocumentPackage(outputPath, imagePath);
+            assertTrue(docx4j.isTextExist("Hello World!"));
+            assertTrue(!docx4j.isTextExist("InexistantText"));
+        } catch (Exception e) {
+            fail();
+        }
+    }
+}