AsOf.java

AsOfWebArgumentResolver.java

package org.bk.webtest2;

import java.text.SimpleDateFormat;

import org.springframework.core.MethodParameter;
import org.springframework.web.bind.support.WebDataBinderFactory;
import org.springframework.web.context.request.NativeWebRequest;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.method.support.ModelAndViewContainer;

public class AsOfWebArgumentResolver implements HandlerMethodArgumentResolver {

	@Override
	public Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer, NativeWebRequest webRequest, WebDataBinderFactory binderFactory) {
		SimpleDateFormat dateFormat = new SimpleDateFormat("mm-dd-yyyy");
		try{
			return dateFormat.parse(webRequest.getParameter("asOf"));
		}catch(Exception e){
			throw new RuntimeException(e);
		}
	}

	@Override
    public boolean supportsParameter(MethodParameter parameter) {
        return (parameter.getParameterAnnotation(AsOf.class)!=null);
    }
}

CustomWebArugmentTest.java

package org.bk.webtest2;

import static org.springframework.test.web.server.request.MockMvcRequestBuilders.* ;
import static org.springframework.test.web.server.result.MockMvcResultMatchers.*;
import static org.springframework.test.web.server.setup.MockMvcBuilders.*;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;


import org.junit.Test;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.stereotype.Controller;
import org.springframework.test.web.server.MockMvc;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

public class CustomWebArugmentTest {
	
	
	@Test
	public void testAWebFlow() throws Exception {
		MockMvc mockMvc = annotationConfigSetup(CustomWebArugmentTest.TestConfiguration.class)
			.build();
		
		
		
		mockMvc.perform(get("/members/1?asOf=01-01-2012"))
			.andExpect(status().isOk())
			.andExpect(view().name("get"))
			.andExpect(model().attribute("aDate", "2012-01-01"));
		
	}

	@Configuration
	@EnableWebMvc
	@ComponentScan(basePackages="org.bk.webtest2")
	public static class TestConfiguration extends WebMvcConfigurerAdapter{

		@Override
		public void addArgumentResolvers(List<HandlerMethodArgumentResolver> argumentResolvers) {
			argumentResolvers.add(new AsOfWebArgumentResolver());
		}
		
	}
}

@Controller
class CustomController{	
	@RequestMapping(value="/members/{id}", method=RequestMethod.GET)
	public String get(@PathVariable("id") Integer id, @AsOf Date aDate, Model model){
		SimpleDateFormat formatter = new SimpleDateFormat("yyyy-mm-dd");
		model.addAttribute("aDate", formatter.format(aDate));
		return "get";
	}
}

gistfile1.java

package org.bk.webtest2;

import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;

@Retention(RetentionPolicy.RUNTIME)
public @interface AsOf {

}

thanks! This is very useful!