How to add Revision Picker in JSP page for Wizard?

<%@ taglib uri="http://www.ptc.com/windchill/taglib/wrappers" prefix="w" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ taglib prefix="wctags" tagdir="/WEB-INF/tags" %>

<%--    launching user picker--%>
<wctags:userPicker id="testUserPicker" label="MyUserPicker"/>
<br><br>
<%--    launching organization picker--%>
<wctags:organizationPicker id="orgPicker" label="MyOrgPicker"/>
<br><br>
<%--    launching context  picker--%>
<wctags:contextPicker id="contextPicker" label="MyContextPicker" pickerTitle="ContextPicker"/>
<br><br>
<%--    launching Item picker--%>
<wctags:itemPicker id="itemPicker" label="MyItemPicker" pickerTitle="ItemPicker"/>
<br><br>
<%--    launching Item  Masterpicker--%>
<wctags:itemMasterPicker id="itemMasterPicker" label="MyItemMasterPicker"/>
<br><br>
<%--    launching Item  Masterpicker--%>
<wctags:genericPicker id="genericPicker" objectType="wt.part.WTPart" label="Part Picker using generic"/>
<br><br>

<%--    launching Item  Masterpicker--%>
<wctags:genericPicker id="viewPicker" objectType="wt.vc.views.View" label="View Picker using generic"
                      pickerType="tree"/>
<br><br>

import com.ptc.core.components.beans.ObjectBean;
import com.ptc.core.components.forms.DefaultObjectFormProcessor;
import com.ptc.core.components.forms.FormResult;
import com.ptc.netmarkets.util.beans.NmCommandBean;
import wt.util.WTException;

import java.util.HashMap;
import java.util.List;
import java.util.Map;


public class DummyProcessor extends DefaultObjectFormProcessor {

    @Override
    public FormResult doOperation(NmCommandBean nmCommandBean, List<ObjectBean> objectBeans) throws WTException {
        FormResult result = super.doOperation(nmCommandBean, objectBeans);


        Map formParameters = new HashMap();

        // Collect all the inputs. text fields, radios, etc...

        formParameters.putAll(nmCommandBean.getText());
        formParameters.putAll(nmCommandBean.getRadio());
        formParameters.putAll(nmCommandBean.getChecked());
        formParameters.putAll(nmCommandBean.getComboBox());

        // DO something with formParameters
        return result;

    }
}