import com.spire.doc.Document;
import com.spire.doc.FileFormat;
import com.spire.doc.HeaderFooter;
import com.spire.doc.Section;
import com.spire.doc.documents.Paragraph;
import com.spire.doc.documents.TextWrappingStyle;
import com.spire.doc.fields.DocPicture;

public class WordImageWatermark {

    public static void main(String[] args) throws Exception {
        //Load the sample file
        Document doc=new Document();
        doc.loadFromFile("Sample.docx");
        //Load the image
        DocPicture picture = new DocPicture(doc);
        picture.loadImage("Logo.png");

        //Set the text wrapping style
        picture.setTextWrappingStyle(TextWrappingStyle.Behind);

        for (int n = 0; n < doc.getSections().getCount(); n++) {
            Section section = doc.getSections().get(n);
            //Get the head of section
            HeaderFooter header = section.getHeadersFooters().getHeader();
            Paragraph paragrapg1;
            if(header.getParagraphs().getCount()>0){
                paragrapg1=header.getParagraphs().get(0);

            }else {
                //Add the header to the paragraph
                paragrapg1 = header.addParagraph();
            }

            for (int p = 0; p < 3; p++) {

                for (int q = 0; q < 2; q++) {
                    //copy the image and add it to many places
                    picture = (DocPicture)picture.deepClone();
                    picture.setVerticalPosition(100 + 200 * p);
                    picture.setHorizontalPosition(50 + 210 * q);
                    paragrapg1.getChildObjects().add(picture);
                }
            }
        }
        //Save the document to file
        doc.saveToFile("Result.docx", FileFormat.Docx_2013);
    }
}

import com.spire.doc.*;
import com.spire.doc.documents.*;
import com.spire.doc.fields.*;

import java.awt.*;

public class insertTableIntoTextBox {
    public static void main(String[] args) throws Exception{
        //Create a new document; add a section and paragraph
        Document doc = new Document();
        Section section = doc.addSection();
        Paragraph paragraph = section.addParagraph();
        //Add a textbox to the paragraph
        TextBox textbox = paragraph.appendTextBox(380, 100);
        //Set the position of the textbox
        textbox.getFormat().setHorizontalOrigin(HorizontalOrigin.Page);
        textbox.getFormat().setHorizontalPosition(140);
        textbox.getFormat().setVerticalOrigin(VerticalOrigin.Page);
        textbox.getFormat().setVerticalPosition(50);
        //Insert table to the textbox
        Table table = textbox.getBody().addTable(true);
        //Specify the number of rows and columns of the table
        table.resetCells(4, 4);
        //Define the data
        String[][] data = new String[][]
                {
                        {"Name", "Age", "Gender", "ID"},
                        {"John", "28", "Male", "0023"},
                        {"Steve", "30", "Male", "0024"},
                        {"Lucy", "26", "female", "0025"}
                };
        //Add data to the table
        for (int i = 0; i < 4; i++) {
            TableRow dataRow = table.getRows().get(i);
            dataRow.getCells().get(i).setCellWidth(70,CellWidthType.Point);
            dataRow.setHeight(22);
            dataRow.setHeightType(TableRowHeightType.Exactly);
            for (int j = 0; j < 4; j++) {
                TextRange tableRange = table.getRows().get(i).getCells().get(j).addParagraph().appendText(data[i][j]);
                tableRange.getCharacterFormat().setFontName("Arial");
                tableRange.getCharacterFormat().setFontSize(11f);
                tableRange.getOwnerParagraph().getFormat().setHorizontalAlignment(HorizontalAlignment.Center);
                tableRange.getCharacterFormat().setBold(true);
            }
        }
        //Set the background color for the first row
        TableRow row = table.getRows().get(0);
        for (int z = 0; z < row.getCells().getCount(); z++) {
            row.getCells().get(z).getCellFormat().getShading().setBackgroundPatternColor(new Color(176,224,238));
        }
        //Apply style to the table
        table.applyStyle(DefaultTableStyle.Table_Grid_5);
        //Save the document
        String output = "output/insertTableIntoTextBox1.docx";
        doc.saveToFile(output, FileFormat.Docx_2013);
    }
}

import com.spire.doc.*;
import com.spire.doc.documents.*;

public class removeBlankLines {
    public static void main(String[] args) {

        //Load the sample document
        Document document = new Document();
        document.loadFromFile("sample.docx");

        //Traverse every section in the word document and remove the null and empty paragraphs
        for (Object sectionObj : document.getSections()) {
            Section section=(Section)sectionObj;
            for (int i = 0; i < section.getBody().getChildObjects().getCount(); i++) {
                if ((section.getBody().getChildObjects().get(i).getDocumentObjectType().equals(DocumentObjectType.Paragraph) )) {
                    String s= ((Paragraph)(section.getBody().getChildObjects().get(i))).getText().trim();
                    if (s.isEmpty()) {
                        section.getBody().getChildObjects().remove(section.getBody().getChildObjects().get(i));
                        i--;
                    }
                }
            }
        }
        
        //Save the document to file
        String result = "removeBlankLines.docx";
        document.saveToFile(result, FileFormat.Docx_2013);
    }
}