How to Use Custom Bean in Freemarker

Please help me out this problem.
 How can I access the POJO(custom bean) I Freemarker.
How can I use *BeansWrapper* or  other DataModal. Please give me an example
of the one


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*import* java.io.File;
*import* java.io.FileWriter;
*import* java.io.IOException;
*import* java.io.OutputStreamWriter;
*import* java.io.Writer;
*import* java.util.ArrayList;
*import* java.util.Calendar;
*import* java.util.List;

*import* org.apache.log4j.Logger;



*import* freemarker.template.Configuration;
*import* freemarker.template.ObjectWrapper;
*import* freemarker.template.SimpleHash;
*import* freemarker.template.Template;
*import* freemarker.template.TemplateException;


*public* *class* Main {
        *private* *static* *final* Logger *LOGGER* = Logger.*getLogger*
(Main.*class*);
        *public* *static* *void* main(String[] args) {
                *LOGGER*.info("Entering main in Main");
                Calendar now = Calendar.*getInstance*();
                System.*out*.println("Current date : " + (now.get(Calendar.*
MONTH*) + 1)
                                + "-" + now.get(Calendar.*DATE*) + "-" +
now.get(Calendar.*YEAR*));

                // add days to current date using Calendar.add method
                now.add(Calendar.*DATE*, 1);

                System.*out*.println("date after one day : "
                                + (now.get(Calendar.*MONTH*) + 1) + "-" +
now.get(Calendar.*DATE*)
                                + "-" + now.get(Calendar.*YEAR*));
                *sample*();
        }
        *private* *static* *void* sample(){
                *try* {
                        *LOGGER*.info("Entering sample in Case Manager");
                        Configuration fmCfg = *new* Configuration();
                        /*BeansWrapper beanWrapper = new BeansWrapper();

//beanWrapper.setExposureLevel(BeansWrapper.EXPOSE_ALL);
                        beanWrapper.setExposeFields(true);
                        fmCfg.setObjectWrapper(beanWrapper);*/
                        Template template = fmCfg.getTemplate(
"./resources/helloworld.ftl");
                        SimpleHash context = *new* SimpleHash(ObjectWrapper.
*BEANS_WRAPPER*);

                        // Build the data-model
                        context.put("message", "Hello World!");

                        //List parsing
                        List<String> countries = *new* ArrayList<String>();
                        countries.add("India");
                        countries.add("United States");
                        countries.add("Germany");
                        countries.add("France");
                        context.put("countries", countries);
                        List<Users> lUsers = *new* ArrayList<Users>(2);
                        lUsers.add(*new* Users("Diinesh","GatewayPark"));
                        lUsers.add(*new* Users("Sandeep","Banglore"));
                        context.put("users",*new* Users("Diinesh",
"GatewayPark"));

                        // Console output
                        Writer out = *new* OutputStreamWriter(System.*out*);
                        template.process(context, out);
                        out.flush();

                        // File output
                        Writer file = *new* FileWriter(*new* File(
"./output/FTL_helloworld.html"));
                        template.process(context, file);
                        file.flush();
                        file.close();
                } *catch* (IOException e) {
                        *LOGGER*.error(e);
                } *catch* (TemplateException e) {
                        *LOGGER*.error(e);
                }
        }
}
*class* Users{
        String name;
        String place;
        *public* Users(String name, String place) {
                *this*.name = name;
                *this*.place = place;
        }
        *public* String getName() {
                *return* name;
        }
        *public* *void* setName(String name) {
                *this*.name = name;
        }
        *public* String getPlace() {
                *return* place;
        }
        *public* *void* setPlace(String place) {
                *this*.place = place;
        }

}
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