Java set the character spacing and paragraph spacing on Word document

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

import java.awt.*;
import java.io.*;

public class setSpacing {
    public static void main(String[] args)throws IOException {
        //Load the sample document
        Document document= new Document("Sample1.docx");

        //Add a new paragraph and append the text
        Paragraph para = new Paragraph(document);
        TextRange textRange1 = para.appendText("Newly added paragraph and set the paragraph spacing and character spacing");
        textRange1.getCharacterFormat().setTextColor(Color.blue);
        textRange1.getCharacterFormat().setFontSize(14);

        //Set the spacing before and after paragraph
        para.getFormat().setBeforeAutoSpacing(false);
        para.getFormat().setBeforeSpacing(10);
        para.getFormat().setAfterAutoSpacing(false);
        para.getFormat().setAfterSpacing(10);

        //Set the character spacing
        for (DocumentObject object :(Iterable<DocumentObject>)para.getChildObjects())
        {
            TextRange textRange= (TextRange) object;
            textRange.getCharacterFormat().setCharacterSpacing(3f);
        }

        //Insert the paragraph
        document.getSections().get(0).getParagraphs().insert(2, para);

        //Save the document to file
        document.saveToFile("Result.docx", FileFormat.Docx);

    }
}