https://www.samltool.com/prettyprint.php

///////////////////////////////////////////////////
//// Class SOAPaccessSumUpProcedure
///////////////////////////////////////////////////

package coursePlainJavaPack;

import javax.xml.soap.MessageFactory;
import javax.xml.soap.MimeHeaders;
import javax.xml.soap.SOAPBody;
import javax.xml.soap.SOAPConnection;
import javax.xml.soap.SOAPConnectionFactory;
import javax.xml.soap.SOAPElement;
import javax.xml.soap.SOAPEnvelope;
import javax.xml.soap.SOAPMessage;
import javax.xml.soap.SOAPPart;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.stream.StreamResult;

import org.w3c.dom.NodeList;

public class SOAPaccessSumUpProcedure {
	  public static void main(String args[]) {
			
			String n = "9"; // value of n, for which 1..n should be calculated  
			  
			try {
				
			  String url = "http://localhost:8080/CourseEgov/services/ExampleServices";	
			  
			  SOAPConnectionFactory soapConnectionFactory = SOAPConnectionFactory.newInstance();
			  SOAPConnection soapConnection = soapConnectionFactory.createConnection();

			  MessageFactory messageFactory = MessageFactory.newInstance();
			  SOAPMessage soapMessage = messageFactory.createMessage();
			  SOAPPart soapPart = soapMessage.getSOAPPart();
			  SOAPEnvelope envelope = soapPart.getEnvelope();

			  SOAPBody soapBody = envelope.getBody();
			  
			  // XML element for method name
			  SOAPElement soapBodyElemLevel1 = 
					  soapBody.addChildElement("sumUpProcedure");
			  
			  // XML element for paramater name
			  SOAPElement soapBodyElemLevel2 = 
					  soapBodyElemLevel1.addChildElement("mInput");
			  
			  // setting value for paramater 
			  soapBodyElemLevel2.addTextNode(n);

			  MimeHeaders headers = soapMessage.getMimeHeaders();
			  headers.addHeader("SOAPAction","");

			  soapMessage.saveChanges();
		    
			  // http://localhost:8080/'project name'/services/'web service name'
			  	 
			  printSOAPMessage(soapMessage);
			  
			  System.out.println();
			  System.out.println();
			  
			  SOAPMessage soapResponse = soapConnection.call(soapMessage, url);

			  SOAPBody body = soapResponse.getSOAPBody();
			  
			  // ns1 : default namespace   
			  NodeList returnElements = body.getElementsByTagName("ns1:sumUpProcedureReturn");

			  printSOAPMessage(soapResponse);
			  
		      System.out.println();
		      System.out.println();
		      
			  System.out.print("Sum of 1.." + n + " :");
			  System.out.println(returnElements.item(0).getTextContent());

			soapConnection.close();

		    } catch (Exception e) {
			  System.err.println("Error");
			  e.printStackTrace();
		    }
		  }

		  private static void printSOAPMessage(SOAPMessage soapMessage) throws Exception {
		    TransformerFactory transformerFactory = TransformerFactory.newInstance();
		    Transformer transformer = transformerFactory.newTransformer();
		    Source sourceContent = soapMessage.getSOAPPart().getContent();
		    StreamResult result = new StreamResult(System.out);
		    transformer.transform(sourceContent, result);
		  }

		}

///////////////////////////////////////////////////
//// Class SOAPaccessGetPersons
///////////////////////////////////////////////////

package coursePlainJavaPack;

import javax.xml.soap.MessageFactory;
import javax.xml.soap.MimeHeaders;
import javax.xml.soap.SOAPBody;
import javax.xml.soap.SOAPConnection;
import javax.xml.soap.SOAPConnectionFactory;
import javax.xml.soap.SOAPElement;
import javax.xml.soap.SOAPEnvelope;
import javax.xml.soap.SOAPMessage;
import javax.xml.soap.SOAPPart;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.stream.StreamResult;

import org.w3c.dom.NodeList;

public class SOAPaccessGetPersons {

  public static void main(String args[]) {
	
	String n = "9"; // value of n, for which 1..n should be calculated  
	  
	try {
		
	  String url = "http://localhost:8080/CourseEgov/services/ExampleServices";	
	  
	  SOAPConnectionFactory soapConnectionFactory = SOAPConnectionFactory.newInstance();
	  SOAPConnection soapConnection = soapConnectionFactory.createConnection();

	  MessageFactory messageFactory = MessageFactory.newInstance();
	  SOAPMessage soapMessage = messageFactory.createMessage();
	  SOAPPart soapPart = soapMessage.getSOAPPart();
	  SOAPEnvelope envelope = soapPart.getEnvelope();

	  SOAPBody soapBody = envelope.getBody();
	  
	  // XML element for method name
	  SOAPElement soapBodyElemLevel1 = 
			  soapBody.addChildElement("getPersons");
	  
	  // XML element for paramater name
	  SOAPElement soapBodyElemLevel2 = 
			  soapBodyElemLevel1.addChildElement("mInput");
	  
	  // setting value for paramater 
	  soapBodyElemLevel2.addTextNode(n);

	  MimeHeaders headers = soapMessage.getMimeHeaders();
	  headers.addHeader("SOAPAction","");

	  soapMessage.saveChanges();
    
	  // http://localhost:8080/'project name'/services/'web service name'
	  
	  printSOAPMessage(soapMessage);
      
      System.out.println();
      System.out.println();
	  	      	  
	  SOAPMessage soapResponse = soapConnection.call(soapMessage, url);

	  SOAPBody body = soapResponse.getSOAPBody();
	  
	  NodeList returnElements = body.getElementsByTagName("getPersonsResponse").item(0).getChildNodes();
	  
	  printSOAPMessage(soapResponse);
      
      System.out.println();
      System.out.println();
	  
	  System.out.println(returnElements.item(0).getChildNodes().item(0).getTextContent());
	  System.out.println(returnElements.item(0).getChildNodes().item(1).getTextContent());
	  System.out.println(returnElements.item(1).getChildNodes().item(0).getTextContent());	 
	  System.out.println(returnElements.item(1).getChildNodes().item(1).getTextContent());		  


	  
	soapConnection.close();

    } catch (Exception e) {
	  System.err.println("Error");
	  e.printStackTrace();
    }
  }

  private static void printSOAPMessage(SOAPMessage soapMessage) throws Exception {
    TransformerFactory transformerFactory = TransformerFactory.newInstance();
    Transformer transformer = transformerFactory.newTransformer();
    Source sourceContent = soapMessage.getSOAPPart().getContent();
    StreamResult result = new StreamResult(System.out);
    transformer.transform(sourceContent, result);
  }

}

///////////////////////////////////////////////////
//// Class ExampleServices
///////////////////////////////////////////////////

package coursePlainJavaPack;

import javax.jws.WebMethod;
import javax.jws.WebService;

@WebService // compiler directive to turn this into a web service
public class ExampleServices {
	
	// sumUpProcedure 
	// String mInput: value to sum up 1..mInput (typed web services not possible)
	// return value as String (typed web services not possible)
	
	@WebMethod // compiler directive to turn this into a web method
    public String sumUpProcedure (String mInput){ // return sum of 1..mInput
	    int m=Integer.valueOf(mInput);
		int x=0; // accumulator variable	
		for (int i=1;i<=m;i++){
	       x=x+i;
		}
		return String.valueOf(x);
	}
	
	@WebMethod // compiler directive to turn this into a web method
    public Person[] getPersons (String mInput){ 
      Person p1 = new Person();
      p1.firstName="Alice";
      p1.lastName="Bitterfield";
      Person p2 = new Person();
      p2.firstName="Carl";
      p2.lastName="Doddberg";   
      Person[] p = {p2,p1};
	  return p;
    }
	
	@WebMethod // compiler directive to turn this into a web method
    public String[] getStrings (String mInput){ 
	  String[] s = {"One","Two"};
	  return s;
    }

}

///////////////////////////////////////////////////
//// Class Person
///////////////////////////////////////////////////

package coursePlainJavaPack;

import javax.xml.bind.annotation.*;

@XmlAccessorType(XmlAccessType.FIELD)
@XmlType(name = "Person")
public class Person {    
    @XmlElement(name = "firstName")
    protected String firstName;    
    @XmlElement(name = "lastName")
    protected String lastName;

    public String getFirstName() {
        return firstName;
    }

    public void setFirstName(String value) {
        this.firstName = value;
    }

    public String getLastName() {
        return lastName;
    }

    public void setLastName(String value) {
        this.lastName = value;
    }
}