/*
 * Copyright 2012-2017 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.boot.test.autoconfigure.web.servlet.mockmvc;

import java.util.List;

import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
import org.springframework.core.MethodParameter;
import org.springframework.stereotype.Component;
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;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

/**
 * Example {@link WebMvcConfigurer} used in {@link WebMvcTest} tests.
 *
 * @author Phillip Webb
 */
@Component
public class ExampleWebMvcConfigurer implements WebMvcConfigurer {

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

			@Override
			public boolean supportsParameter(MethodParameter parameter) {
				return parameter.getParameterType().equals(ExampleArgument.class);
			}

			@Override
			public Object resolveArgument(MethodParameter parameter,
					ModelAndViewContainer mavContainer, NativeWebRequest webRequest,
					WebDataBinderFactory binderFactory) throws Exception {
				return new ExampleArgument("hello");
			}

		});
	}

}