UriDecodeDirective test class

Tester.java

import freemarker.Java8ObjectWrapper;
import freemarker.UriDecodeDirective;
import freemarker.template.Configuration;
import freemarker.template.Template;
import freemarker.template.TemplateException;

import java.io.IOException;
import java.io.StringReader;
import java.io.StringWriter;
import java.io.Writer;
import java.util.HashMap;

public class Tester {

    public static void main(String[] args) throws IOException, TemplateException {
        Configuration configuration = new Configuration();
        configuration.setObjectWrapper(new Java8ObjectWrapper(Configuration.VERSION_2_3_23));
        configuration.setSharedVariable("decode", new UriDecodeDirective());

        System.out.println(
                process("<@decode>hello+world%3F</@decode>", configuration)
        );
    }

    public static String process(String templateString, Configuration configuration)
            throws IOException, TemplateException {
        Template t = new Template("name", new StringReader(templateString), configuration);
        Writer out = new StringWriter();
        t.process(new HashMap<String, Object>(), out);
        out.flush();
        return out.toString();
    }
}