Setter for all sets with simplest data. For fast testing basic requests. solves partly http://stackoverflow.com/questions/6920571/shortcut-for-calling-all-the-setter-methods-on-an-object-in-eclipse

SetterFiller.java

import java.lang.reflect.Method;

public class SettersFiller {

    public static void main(String[] args) {
        String adress = "com.example.ClassToSet";
        classWrap(adress, 0);
    }

    public static int methodIndex = 0;
    public static int orginalClassIndex = 0;

    /**
     * @param classNameString
     */
    public static void classWrap(String classNameString, int classUnique) {
        try {
            Class c = Class.forName(classNameString);
            Method m[] = c.getMethods();
            for (int i = 0; i < m.length; i++)
                if (m[i].getName().startsWith("set")) {
                    Class[] cl = m[i].getParameterTypes();
                    if (cl.length == 1) {
                        if ("class java.lang.String".equals(cl[0].toString())) {
                            System.out.println(
                                    "dummy" + classUnique + methodIndex + "." + m[i].getName() + "(\"dummy"
                                            + m[i].getName()
                                            + "\");");
                        } else if ("class java.lang.Boolean".equals(cl[0].toString())) {
                            System.out.println(
                                    "dummy" + classUnique + methodIndex + "." + m[i].getName() + "(" + false + ");");
                        } else if ("class java.math.BigInteger".equals(cl[0].toString())) {
                            System.out.println(
                                    "dummy" + classUnique + methodIndex + "." + m[i].getName() + "(BigInteger.ONE);");
                        } else if ("int".equals(cl[0].toString())) {
                            System.out.println(
                                    "dummy" + classUnique + methodIndex + "." + m[i].getName() + "(" + 1 + ");");
                        } else if ("class javax.xml.datatype.XMLGregorianCalendar".equals(cl[0].toString())) {
                            String subclassString = cl[0].toString().substring("class ".length());
                            System.out.println("java.util.Date now" + methodIndex
                                    + "=new java.util.Date();\njava.util.GregorianCalendar calendar" + methodIndex
                                    + " = new java.util.GregorianCalendar();\ncalendar" + methodIndex + ".setTime(now"
                                    + methodIndex + ");");
                            System.out.println(
                                    subclassString + " dummy" + methodIndex
                                            + " = javax.xml.datatype.DatatypeFactory.newInstance().newXMLGregorianCalendar(calendar"
                                            + methodIndex + ");");
                        } else if ("class java.math.BigDecimal".equals(cl[0].toString())) {
                            System.out.println(
                                    "dummy" + methodIndex + "." + m[i].getName() + "(java.math.BigDecimal.ONE);");
                        } else {
                            methodIndex++;
                            orginalClassIndex++;
                            String subclassString = cl[0].toString().substring("class ".length());
                            int classNameOnly =classUnique;
                            
                            classUnique = new java.util.Random().nextInt(24352);
                            System.out.println(
                                    subclassString + " dummy" + classUnique + methodIndex + " = new " + subclassString
                                            + "();");
                            classWrap(subclassString, classUnique);
                            methodIndex--;
                            System.out.println(
                                    "dummy" + classNameOnly + methodIndex + "." + m[i].getName() + "(dummy" + classUnique
                                            + orginalClassIndex + ");");
                            orginalClassIndex--;
                        }
                    } else {
                        System.out.println("dummy" + methodIndex + "." + m[i].getName() + "(" + ",," + ");");
                        // break;
                    }
                }
        } catch (Throwable e) {
            System.err.println(e);
        }
    }

}

Still not done date and some fields setted to base class after some other object set their subclasses.